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| <div class="subTitle">org.apache.ignite.ml.trainers.group</div> |
| <h2 title="Class MetaoptimizerGroupTrainer" class="title">Class MetaoptimizerGroupTrainer<LC extends <a href="../../../../../../org/apache/ignite/ml/trainers/group/chain/HasTrainingUUID.html" title="interface in org.apache.ignite.ml.trainers.group.chain">HasTrainingUUID</a>,K,V,IN extends <a href="http://docs.oracle.com/javase/8/docs/api/java/io/Serializable.html?is-external=true" title="class or interface in java.io">Serializable</a>,R extends <a href="http://docs.oracle.com/javase/8/docs/api/java/io/Serializable.html?is-external=true" title="class or interface in java.io">Serializable</a>,I extends <a href="http://docs.oracle.com/javase/8/docs/api/java/io/Serializable.html?is-external=true" title="class or interface in java.io">Serializable</a>,M extends <a href="../../../../../../org/apache/ignite/ml/Model.html" title="interface in org.apache.ignite.ml">Model</a>,T extends <a href="../../../../../../org/apache/ignite/ml/trainers/group/GroupTrainerInput.html" title="interface in org.apache.ignite.ml.trainers.group">GroupTrainerInput</a><K>,G,O extends <a href="http://docs.oracle.com/javase/8/docs/api/java/io/Serializable.html?is-external=true" title="class or interface in java.io">Serializable</a>,X,Y></h2> |
| </div> |
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| <ul class="inheritance"> |
| <li><a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">java.lang.Object</a></li> |
| <li> |
| <ul class="inheritance"> |
| <li>org.apache.ignite.ml.trainers.group.MetaoptimizerGroupTrainer<LC,K,V,IN,R,I,M,T,G,O,X,Y></li> |
| </ul> |
| </li> |
| </ul> |
| <div class="description"> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <dl> |
| <dt><span class="paramLabel">Type Parameters:</span></dt> |
| <dd><code>LC</code> - Type of local context.</dd> |
| <dd><code>K</code> - Type of data in <a href="../../../../../../org/apache/ignite/ml/trainers/group/GroupTrainerCacheKey.html" title="class in org.apache.ignite.ml.trainers.group"><code>GroupTrainerCacheKey</code></a> keys on which the training is done.</dd> |
| <dd><code>V</code> - Type of values of cache used in group training.</dd> |
| <dd><code>IN</code> - Data type which is returned by distributed initializer.</dd> |
| <dd><code>R</code> - Type of final result returned by nodes on which training is done.</dd> |
| <dd><code>I</code> - Type of data which is fed into each training loop step and returned from it.</dd> |
| <dd><code>M</code> - Type of model returned after training.</dd> |
| <dd><code>T</code> - Type of input of this trainer.</dd> |
| <dd><code>G</code> - Type of distributed context which is needed for forming final result which is send from each node to trainer for final model creation.</dd> |
| <dd><code>O</code> - Type of output of postprocessor.</dd> |
| <dd><code>X</code> - Type of data which is processed by dataProcessor.</dd> |
| <dd><code>Y</code> - Type of data which is returned by postprocessor.</dd> |
| </dl> |
| <dl> |
| <dt>All Implemented Interfaces:</dt> |
| <dd><a href="../../../../../../org/apache/ignite/ml/trainers/Trainer.html" title="interface in org.apache.ignite.ml.trainers">Trainer</a><M,T></dd> |
| </dl> |
| <dl> |
| <dt>Direct Known Subclasses:</dt> |
| <dd><a href="../../../../../../org/apache/ignite/ml/nn/trainers/distributed/MLPGroupUpdateTrainer.html" title="class in org.apache.ignite.ml.nn.trainers.distributed">MLPGroupUpdateTrainer</a></dd> |
| </dl> |
| <hr> |
| <br> |
| <pre>public abstract class <span class="typeNameLabel">MetaoptimizerGroupTrainer<LC extends <a href="../../../../../../org/apache/ignite/ml/trainers/group/chain/HasTrainingUUID.html" title="interface in org.apache.ignite.ml.trainers.group.chain">HasTrainingUUID</a>,K,V,IN extends <a href="http://docs.oracle.com/javase/8/docs/api/java/io/Serializable.html?is-external=true" title="class or interface in java.io">Serializable</a>,R extends <a href="http://docs.oracle.com/javase/8/docs/api/java/io/Serializable.html?is-external=true" title="class or interface in java.io">Serializable</a>,I extends <a href="http://docs.oracle.com/javase/8/docs/api/java/io/Serializable.html?is-external=true" title="class or interface in java.io">Serializable</a>,M extends <a href="../../../../../../org/apache/ignite/ml/Model.html" title="interface in org.apache.ignite.ml">Model</a>,T extends <a href="../../../../../../org/apache/ignite/ml/trainers/group/GroupTrainerInput.html" title="interface in org.apache.ignite.ml.trainers.group">GroupTrainerInput</a><K>,G,O extends <a href="http://docs.oracle.com/javase/8/docs/api/java/io/Serializable.html?is-external=true" title="class or interface in java.io">Serializable</a>,X,Y></span> |
| extends <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></pre> |
| <div class="block">Group trainer using <a href="../../../../../../org/apache/ignite/ml/trainers/group/Metaoptimizer.html" title="interface in org.apache.ignite.ml.trainers.group"><code>Metaoptimizer</code></a>. |
| Main purpose of this trainer is to extract various transformations (normalizations for example) of data which is processed |
| in the training loop step into distinct entity called metaoptimizer and only fix the main part of logic in |
| trainers extending this class. This way we'll be able to quickly switch between this transformations by using different metaoptimizers |
| without touching main logic.</div> |
| </li> |
| </ul> |
| </div> |
| <div class="summary"> |
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| <li class="blockList"> |
| <!-- =========== FIELD SUMMARY =========== --> |
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| <!-- --> |
| </a> |
| <h3>Field Summary</h3> |
| <table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Field Summary table, listing fields, and an explanation"> |
| <caption><span>Fields</span><span class="tabEnd"> </span></caption> |
| <tr> |
| <th class="colFirst" scope="col">Modifier and Type</th> |
| <th class="colLast" scope="col">Field and Description</th> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>protected <a href="../../../../../../org/apache/ignite/IgniteCache.html" title="interface in org.apache.ignite">IgniteCache</a><<a href="../../../../../../org/apache/ignite/ml/trainers/group/GroupTrainerCacheKey.html" title="class in org.apache.ignite.ml.trainers.group">GroupTrainerCacheKey</a><K>,V></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/ignite/ml/trainers/group/MetaoptimizerGroupTrainer.html#cache">cache</a></span></code> |
| <div class="block">Cache on which training is performed.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>protected <a href="../../../../../../org/apache/ignite/Ignite.html" title="interface in org.apache.ignite">Ignite</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/ignite/ml/trainers/group/MetaoptimizerGroupTrainer.html#ignite">ignite</a></span></code> |
| <div class="block">Ignite instance.</div> |
| </td> |
| </tr> |
| </table> |
| </li> |
| </ul> |
| <!-- ======== CONSTRUCTOR SUMMARY ======== --> |
| <ul class="blockList"> |
| <li class="blockList"><a name="constructor.summary"> |
| <!-- --> |
| </a> |
| <h3>Constructor Summary</h3> |
| <table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Constructor Summary table, listing constructors, and an explanation"> |
| <caption><span>Constructors</span><span class="tabEnd"> </span></caption> |
| <tr> |
| <th class="colOne" scope="col">Constructor and Description</th> |
| </tr> |
| <tr class="altColor"> |
| <td class="colOne"><code><span class="memberNameLink"><a href="../../../../../../org/apache/ignite/ml/trainers/group/MetaoptimizerGroupTrainer.html#MetaoptimizerGroupTrainer-org.apache.ignite.ml.trainers.group.Metaoptimizer-org.apache.ignite.IgniteCache-org.apache.ignite.Ignite-">MetaoptimizerGroupTrainer</a></span>(<a href="../../../../../../org/apache/ignite/ml/trainers/group/Metaoptimizer.html" title="interface in org.apache.ignite.ml.trainers.group">Metaoptimizer</a><<a href="../../../../../../org/apache/ignite/ml/trainers/group/MetaoptimizerGroupTrainer.html" title="type parameter in MetaoptimizerGroupTrainer">LC</a>,<a href="../../../../../../org/apache/ignite/ml/trainers/group/MetaoptimizerGroupTrainer.html" title="type parameter in MetaoptimizerGroupTrainer">X</a>,<a href="../../../../../../org/apache/ignite/ml/trainers/group/MetaoptimizerGroupTrainer.html" title="type parameter in MetaoptimizerGroupTrainer">Y</a>,<a href="../../../../../../org/apache/ignite/ml/trainers/group/MetaoptimizerGroupTrainer.html" title="type parameter in MetaoptimizerGroupTrainer">I</a>,<a href="../../../../../../org/apache/ignite/ml/trainers/group/MetaoptimizerGroupTrainer.html" title="type parameter in MetaoptimizerGroupTrainer">IN</a>,<a href="../../../../../../org/apache/ignite/ml/trainers/group/MetaoptimizerGroupTrainer.html" title="type parameter in MetaoptimizerGroupTrainer">O</a>> metaoptimizer, |
| <a href="../../../../../../org/apache/ignite/IgniteCache.html" title="interface in org.apache.ignite">IgniteCache</a><<a href="../../../../../../org/apache/ignite/ml/trainers/group/GroupTrainerCacheKey.html" title="class in org.apache.ignite.ml.trainers.group">GroupTrainerCacheKey</a><<a href="../../../../../../org/apache/ignite/ml/trainers/group/MetaoptimizerGroupTrainer.html" title="type parameter in MetaoptimizerGroupTrainer">K</a>>,<a href="../../../../../../org/apache/ignite/ml/trainers/group/MetaoptimizerGroupTrainer.html" title="type parameter in MetaoptimizerGroupTrainer">V</a>> cache, |
| <a href="../../../../../../org/apache/ignite/Ignite.html" title="interface in org.apache.ignite">Ignite</a> ignite)</code> |
| <div class="block">Construct instance of this class.</div> |
| </td> |
| </tr> |
| </table> |
| </li> |
| </ul> |
| <!-- ========== METHOD SUMMARY =========== --> |
| <ul class="blockList"> |
| <li class="blockList"><a name="method.summary"> |
| <!-- --> |
| </a> |
| <h3>Method Summary</h3> |
| <table class="memberSummary" border="0" cellpadding="3" cellspacing="0" summary="Method Summary table, listing methods, and an explanation"> |
| <caption><span id="t0" class="activeTableTab"><span>All Methods</span><span class="tabEnd"> </span></span><span id="t2" class="tableTab"><span><a href="javascript:show(2);">Instance Methods</a></span><span class="tabEnd"> </span></span><span id="t3" class="tableTab"><span><a href="javascript:show(4);">Abstract Methods</a></span><span class="tabEnd"> </span></span><span id="t4" class="tableTab"><span><a href="javascript:show(8);">Concrete Methods</a></span><span class="tabEnd"> </span></span></caption> |
| <tr> |
| <th class="colFirst" scope="col">Modifier and Type</th> |
| <th class="colLast" scope="col">Method and Description</th> |
| </tr> |
| <tr id="i0" class="altColor"> |
| <td class="colFirst"><code>protected abstract void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/ignite/ml/trainers/group/MetaoptimizerGroupTrainer.html#cleanup-LC-">cleanup</a></span>(LC locCtx)</code> |
| <div class="block">Performs cleanups of temporary objects created by this trainer.</div> |
| </td> |
| </tr> |
| <tr id="i1" class="rowColor"> |
| <td class="colFirst"><code>protected abstract <a href="../../../../../../org/apache/ignite/ml/math/functions/IgniteFunction.html" title="interface in org.apache.ignite.ml.math.functions">IgniteFunction</a><<a href="../../../../../../org/apache/ignite/ml/trainers/group/MetaoptimizerGroupTrainer.html" title="type parameter in MetaoptimizerGroupTrainer">X</a>,<a href="../../../../../../org/apache/ignite/ml/trainers/group/ResultAndUpdates.html" title="class in org.apache.ignite.ml.trainers.group">ResultAndUpdates</a><<a href="../../../../../../org/apache/ignite/ml/trainers/group/MetaoptimizerGroupTrainer.html" title="type parameter in MetaoptimizerGroupTrainer">Y</a>>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/ignite/ml/trainers/group/MetaoptimizerGroupTrainer.html#dataProcessor--">dataProcessor</a></span>()</code> |
| <div class="block">Get function used to process data in training loop step.</div> |
| </td> |
| </tr> |
| <tr id="i2" class="altColor"> |
| <td class="colFirst"><code>protected abstract <a href="../../../../../../org/apache/ignite/ml/math/functions/IgniteFunction.html" title="interface in org.apache.ignite.ml.math.functions">IgniteFunction</a><<a href="../../../../../../org/apache/ignite/ml/trainers/group/GroupTrainerCacheKey.html" title="class in org.apache.ignite.ml.trainers.group">GroupTrainerCacheKey</a><K>,<a href="../../../../../../org/apache/ignite/ml/trainers/group/ResultAndUpdates.html" title="class in org.apache.ignite.ml.trainers.group">ResultAndUpdates</a><IN>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/ignite/ml/trainers/group/MetaoptimizerGroupTrainer.html#distributedInitializer-T-">distributedInitializer</a></span>(T data)</code> |
| <div class="block">Get function for initialization for each of keys specified in initial key set.</div> |
| </td> |
| </tr> |
| <tr id="i3" class="rowColor"> |
| <td class="colFirst"><code>protected abstract <a href="../../../../../../org/apache/ignite/ml/math/functions/IgniteSupplier.html" title="interface in org.apache.ignite.ml.math.functions">IgniteSupplier</a><G></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/ignite/ml/trainers/group/MetaoptimizerGroupTrainer.html#extractContextForFinalResultCreation-I-LC-">extractContextForFinalResultCreation</a></span>(I data, |
| LC locCtx)</code> |
| <div class="block">Extract context for final result creation.</div> |
| </td> |
| </tr> |
| <tr id="i4" class="altColor"> |
| <td class="colFirst"><code>protected abstract <a href="../../../../../../org/apache/ignite/ml/math/functions/IgniteSupplier.html" title="interface in org.apache.ignite.ml.math.functions">IgniteSupplier</a><<a href="http://docs.oracle.com/javase/8/docs/api/java/util/stream/Stream.html?is-external=true" title="class or interface in java.util.stream">Stream</a><<a href="../../../../../../org/apache/ignite/ml/trainers/group/GroupTrainerCacheKey.html" title="class in org.apache.ignite.ml.trainers.group">GroupTrainerCacheKey</a><K>>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/ignite/ml/trainers/group/MetaoptimizerGroupTrainer.html#finalResultKeys-I-LC-">finalResultKeys</a></span>(I data, |
| LC locCtx)</code> |
| <div class="block">Keys for final result creation.</div> |
| </td> |
| </tr> |
| <tr id="i5" class="rowColor"> |
| <td class="colFirst"><code>protected abstract <a href="../../../../../../org/apache/ignite/ml/math/functions/IgniteFunction.html" title="interface in org.apache.ignite.ml.math.functions">IgniteFunction</a><<a href="../../../../../../org/apache/ignite/ml/trainers/group/chain/EntryAndContext.html" title="class in org.apache.ignite.ml.trainers.group.chain">EntryAndContext</a><K,V,G>,<a href="../../../../../../org/apache/ignite/ml/trainers/group/ResultAndUpdates.html" title="class in org.apache.ignite.ml.trainers.group">ResultAndUpdates</a><R>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/ignite/ml/trainers/group/MetaoptimizerGroupTrainer.html#finalResultsExtractor--">finalResultsExtractor</a></span>()</code> |
| <div class="block">Get function for extracting final result from each key specified in finalResultKeys.</div> |
| </td> |
| </tr> |
| <tr id="i6" class="altColor"> |
| <td class="colFirst"><code>protected abstract <a href="../../../../../../org/apache/ignite/ml/math/functions/IgniteFunction.html" title="interface in org.apache.ignite.ml.math.functions">IgniteFunction</a><<a href="http://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a><R>,R></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/ignite/ml/trainers/group/MetaoptimizerGroupTrainer.html#finalResultsReducer--">finalResultsReducer</a></span>()</code> |
| <div class="block">Get function for reducing final results.</div> |
| </td> |
| </tr> |
| <tr id="i7" class="rowColor"> |
| <td class="colFirst"><code>protected void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/ignite/ml/trainers/group/MetaoptimizerGroupTrainer.html#init-T-java.util.UUID-">init</a></span>(<a href="../../../../../../org/apache/ignite/ml/trainers/group/MetaoptimizerGroupTrainer.html" title="type parameter in MetaoptimizerGroupTrainer">T</a> data, |
| <a href="http://docs.oracle.com/javase/8/docs/api/java/util/UUID.html?is-external=true" title="class or interface in java.util">UUID</a> trainingUUID)</code> |
| <div class="block">Override in subclasses if needed.</div> |
| </td> |
| </tr> |
| <tr id="i8" class="altColor"> |
| <td class="colFirst"><code>protected abstract LC</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/ignite/ml/trainers/group/MetaoptimizerGroupTrainer.html#initialLocalContext-T-java.util.UUID-">initialLocalContext</a></span>(T data, |
| <a href="http://docs.oracle.com/javase/8/docs/api/java/util/UUID.html?is-external=true" title="class or interface in java.util">UUID</a> trainingUUID)</code> |
| <div class="block">Create initial local context from data given as input to trainer.</div> |
| </td> |
| </tr> |
| <tr id="i9" class="rowColor"> |
| <td class="colFirst"><code>protected abstract <a href="../../../../../../org/apache/ignite/ml/math/functions/IgniteSupplier.html" title="interface in org.apache.ignite.ml.math.functions">IgniteSupplier</a><<a href="http://docs.oracle.com/javase/8/docs/api/java/util/stream/Stream.html?is-external=true" title="class or interface in java.util.stream">Stream</a><<a href="../../../../../../org/apache/ignite/ml/trainers/group/GroupTrainerCacheKey.html" title="class in org.apache.ignite.ml.trainers.group">GroupTrainerCacheKey</a><<a href="../../../../../../org/apache/ignite/ml/trainers/group/MetaoptimizerGroupTrainer.html" title="type parameter in MetaoptimizerGroupTrainer">K</a>>>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/ignite/ml/trainers/group/MetaoptimizerGroupTrainer.html#keysToProcessInTrainingLoop-LC-">keysToProcessInTrainingLoop</a></span>(<a href="../../../../../../org/apache/ignite/ml/trainers/group/MetaoptimizerGroupTrainer.html" title="type parameter in MetaoptimizerGroupTrainer">LC</a> locCtx)</code> |
| <div class="block">Get supplier of keys which should be processed by training loop.</div> |
| </td> |
| </tr> |
| <tr id="i10" class="altColor"> |
| <td class="colFirst"><code>protected <a href="../../../../../../org/apache/ignite/ml/trainers/group/MetaoptimizerGroupTrainer.html" title="type parameter in MetaoptimizerGroupTrainer">I</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/ignite/ml/trainers/group/MetaoptimizerGroupTrainer.html#locallyProcessInitData-IN-LC-">locallyProcessInitData</a></span>(<a href="../../../../../../org/apache/ignite/ml/trainers/group/MetaoptimizerGroupTrainer.html" title="type parameter in MetaoptimizerGroupTrainer">IN</a> data, |
| <a href="../../../../../../org/apache/ignite/ml/trainers/group/MetaoptimizerGroupTrainer.html" title="type parameter in MetaoptimizerGroupTrainer">LC</a> locCtx)</code> |
| <div class="block">Transform data from initialization step into data which is fed as input to first step of training loop.</div> |
| </td> |
| </tr> |
| <tr id="i11" class="rowColor"> |
| <td class="colFirst"><code>protected abstract M</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/ignite/ml/trainers/group/MetaoptimizerGroupTrainer.html#mapFinalResult-R-LC-">mapFinalResult</a></span>(R res, |
| LC locCtx)</code> |
| <div class="block">Map final result to model which is returned by trainer.</div> |
| </td> |
| </tr> |
| <tr id="i12" class="altColor"> |
| <td class="colFirst"><code>protected <a href="../../../../../../org/apache/ignite/ml/math/functions/IgniteFunction.html" title="interface in org.apache.ignite.ml.math.functions">IgniteFunction</a><<a href="http://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a><<a href="../../../../../../org/apache/ignite/ml/trainers/group/MetaoptimizerGroupTrainer.html" title="type parameter in MetaoptimizerGroupTrainer">IN</a>>,<a href="../../../../../../org/apache/ignite/ml/trainers/group/MetaoptimizerGroupTrainer.html" title="type parameter in MetaoptimizerGroupTrainer">IN</a>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/ignite/ml/trainers/group/MetaoptimizerGroupTrainer.html#reduceDistributedInitData--">reduceDistributedInitData</a></span>()</code> |
| <div class="block">Get reducer to reduce data collected from initialization of each key specified in initial key set.</div> |
| </td> |
| </tr> |
| <tr id="i13" class="rowColor"> |
| <td class="colFirst"><code>protected abstract <a href="../../../../../../org/apache/ignite/ml/math/functions/IgniteSupplier.html" title="interface in org.apache.ignite.ml.math.functions">IgniteSupplier</a><<a href="../../../../../../org/apache/ignite/ml/trainers/group/MetaoptimizerGroupTrainer.html" title="type parameter in MetaoptimizerGroupTrainer">G</a>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/ignite/ml/trainers/group/MetaoptimizerGroupTrainer.html#remoteContextExtractor-I-LC-">remoteContextExtractor</a></span>(<a href="../../../../../../org/apache/ignite/ml/trainers/group/MetaoptimizerGroupTrainer.html" title="type parameter in MetaoptimizerGroupTrainer">I</a> input, |
| <a href="../../../../../../org/apache/ignite/ml/trainers/group/MetaoptimizerGroupTrainer.html" title="type parameter in MetaoptimizerGroupTrainer">LC</a> ctx)</code> |
| <div class="block">Get supplier of context used in training loop step.</div> |
| </td> |
| </tr> |
| <tr id="i14" class="altColor"> |
| <td class="colFirst"><code>protected boolean</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/ignite/ml/trainers/group/MetaoptimizerGroupTrainer.html#shouldContinue-I-LC-">shouldContinue</a></span>(<a href="../../../../../../org/apache/ignite/ml/trainers/group/MetaoptimizerGroupTrainer.html" title="type parameter in MetaoptimizerGroupTrainer">I</a> data, |
| <a href="../../../../../../org/apache/ignite/ml/trainers/group/MetaoptimizerGroupTrainer.html" title="type parameter in MetaoptimizerGroupTrainer">LC</a> locCtx)</code> |
| <div class="block">Condition specifying if training loop should continue.</div> |
| </td> |
| </tr> |
| <tr id="i15" class="rowColor"> |
| <td class="colFirst"><code>M</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/ignite/ml/trainers/group/MetaoptimizerGroupTrainer.html#train-T-">train</a></span>(T data)</code> |
| <div class="block">Train the model based on provided data.</div> |
| </td> |
| </tr> |
| <tr id="i16" class="altColor"> |
| <td class="colFirst"><code>protected <a href="../../../../../../org/apache/ignite/ml/trainers/group/chain/ComputationsChain.html" title="interface in org.apache.ignite.ml.trainers.group.chain">ComputationsChain</a><<a href="../../../../../../org/apache/ignite/ml/trainers/group/MetaoptimizerGroupTrainer.html" title="type parameter in MetaoptimizerGroupTrainer">LC</a>,<a href="../../../../../../org/apache/ignite/ml/trainers/group/MetaoptimizerGroupTrainer.html" title="type parameter in MetaoptimizerGroupTrainer">K</a>,<a href="../../../../../../org/apache/ignite/ml/trainers/group/MetaoptimizerGroupTrainer.html" title="type parameter in MetaoptimizerGroupTrainer">V</a>,<a href="../../../../../../org/apache/ignite/ml/trainers/group/MetaoptimizerGroupTrainer.html" title="type parameter in MetaoptimizerGroupTrainer">I</a>,<a href="../../../../../../org/apache/ignite/ml/trainers/group/MetaoptimizerGroupTrainer.html" title="type parameter in MetaoptimizerGroupTrainer">I</a>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/ignite/ml/trainers/group/MetaoptimizerGroupTrainer.html#trainingLoopStep--">trainingLoopStep</a></span>()</code> |
| <div class="block">Training loop step.</div> |
| </td> |
| </tr> |
| <tr id="i17" class="rowColor"> |
| <td class="colFirst"><code>protected abstract <a href="../../../../../../org/apache/ignite/ml/math/functions/IgniteFunction.html" title="interface in org.apache.ignite.ml.math.functions">IgniteFunction</a><<a href="../../../../../../org/apache/ignite/ml/trainers/group/chain/EntryAndContext.html" title="class in org.apache.ignite.ml.trainers.group.chain">EntryAndContext</a><<a href="../../../../../../org/apache/ignite/ml/trainers/group/MetaoptimizerGroupTrainer.html" title="type parameter in MetaoptimizerGroupTrainer">K</a>,<a href="../../../../../../org/apache/ignite/ml/trainers/group/MetaoptimizerGroupTrainer.html" title="type parameter in MetaoptimizerGroupTrainer">V</a>,<a href="../../../../../../org/apache/ignite/ml/trainers/group/MetaoptimizerGroupTrainer.html" title="type parameter in MetaoptimizerGroupTrainer">G</a>>,<a href="../../../../../../org/apache/ignite/ml/trainers/group/MetaoptimizerGroupTrainer.html" title="type parameter in MetaoptimizerGroupTrainer">X</a>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/ignite/ml/trainers/group/MetaoptimizerGroupTrainer.html#trainingLoopStepDataExtractor--">trainingLoopStepDataExtractor</a></span>()</code> |
| <div class="block">Get function used to map EntryAndContext to type which is processed by dataProcessor.</div> |
| </td> |
| </tr> |
| </table> |
| <ul class="blockList"> |
| <li class="blockList"><a name="methods.inherited.from.class.java.lang.Object"> |
| <!-- --> |
| </a> |
| <h3>Methods inherited from class java.lang.<a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></h3> |
| <code><a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#clone--" title="class or interface in java.lang">clone</a>, <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#equals-java.lang.Object-" title="class or interface in java.lang">equals</a>, <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#finalize--" title="class or interface in java.lang">finalize</a>, <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#getClass--" title="class or interface in java.lang">getClass</a>, <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#hashCode--" title="class or interface in java.lang">hashCode</a>, <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#notify--" title="class or interface in java.lang">notify</a>, <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#notifyAll--" title="class or interface in java.lang">notifyAll</a>, <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#toString--" title="class or interface in java.lang">toString</a>, <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait--" title="class or interface in java.lang">wait</a>, <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait-long-" title="class or interface in java.lang">wait</a>, <a href="http://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait-long-int-" title="class or interface in java.lang">wait</a></code></li> |
| </ul> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| </div> |
| <div class="details"> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <!-- ============ FIELD DETAIL =========== --> |
| <ul class="blockList"> |
| <li class="blockList"><a name="field.detail"> |
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| </a> |
| <h3>Field Detail</h3> |
| <a name="cache"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>cache</h4> |
| <pre>protected <a href="../../../../../../org/apache/ignite/IgniteCache.html" title="interface in org.apache.ignite">IgniteCache</a><<a href="../../../../../../org/apache/ignite/ml/trainers/group/GroupTrainerCacheKey.html" title="class in org.apache.ignite.ml.trainers.group">GroupTrainerCacheKey</a><K>,V> cache</pre> |
| <div class="block">Cache on which training is performed. For example it can be cache of neural networks.</div> |
| </li> |
| </ul> |
| <a name="ignite"> |
| <!-- --> |
| </a> |
| <ul class="blockListLast"> |
| <li class="blockList"> |
| <h4>ignite</h4> |
| <pre>protected <a href="../../../../../../org/apache/ignite/Ignite.html" title="interface in org.apache.ignite">Ignite</a> ignite</pre> |
| <div class="block">Ignite instance.</div> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| <!-- ========= CONSTRUCTOR DETAIL ======== --> |
| <ul class="blockList"> |
| <li class="blockList"><a name="constructor.detail"> |
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| </a> |
| <h3>Constructor Detail</h3> |
| <a name="MetaoptimizerGroupTrainer-org.apache.ignite.ml.trainers.group.Metaoptimizer-org.apache.ignite.IgniteCache-org.apache.ignite.Ignite-"> |
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| </a> |
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| <h4>MetaoptimizerGroupTrainer</h4> |
| <pre>public MetaoptimizerGroupTrainer(<a href="../../../../../../org/apache/ignite/ml/trainers/group/Metaoptimizer.html" title="interface in org.apache.ignite.ml.trainers.group">Metaoptimizer</a><<a href="../../../../../../org/apache/ignite/ml/trainers/group/MetaoptimizerGroupTrainer.html" title="type parameter in MetaoptimizerGroupTrainer">LC</a>,<a href="../../../../../../org/apache/ignite/ml/trainers/group/MetaoptimizerGroupTrainer.html" title="type parameter in MetaoptimizerGroupTrainer">X</a>,<a href="../../../../../../org/apache/ignite/ml/trainers/group/MetaoptimizerGroupTrainer.html" title="type parameter in MetaoptimizerGroupTrainer">Y</a>,<a href="../../../../../../org/apache/ignite/ml/trainers/group/MetaoptimizerGroupTrainer.html" title="type parameter in MetaoptimizerGroupTrainer">I</a>,<a href="../../../../../../org/apache/ignite/ml/trainers/group/MetaoptimizerGroupTrainer.html" title="type parameter in MetaoptimizerGroupTrainer">IN</a>,<a href="../../../../../../org/apache/ignite/ml/trainers/group/MetaoptimizerGroupTrainer.html" title="type parameter in MetaoptimizerGroupTrainer">O</a>> metaoptimizer, |
| <a href="../../../../../../org/apache/ignite/IgniteCache.html" title="interface in org.apache.ignite">IgniteCache</a><<a href="../../../../../../org/apache/ignite/ml/trainers/group/GroupTrainerCacheKey.html" title="class in org.apache.ignite.ml.trainers.group">GroupTrainerCacheKey</a><<a href="../../../../../../org/apache/ignite/ml/trainers/group/MetaoptimizerGroupTrainer.html" title="type parameter in MetaoptimizerGroupTrainer">K</a>>,<a href="../../../../../../org/apache/ignite/ml/trainers/group/MetaoptimizerGroupTrainer.html" title="type parameter in MetaoptimizerGroupTrainer">V</a>> cache, |
| <a href="../../../../../../org/apache/ignite/Ignite.html" title="interface in org.apache.ignite">Ignite</a> ignite)</pre> |
| <div class="block">Construct instance of this class.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>cache</code> - Cache on which group trainer is done.</dd> |
| <dd><code>ignite</code> - Ignite instance.</dd> |
| </dl> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| <!-- ============ METHOD DETAIL ========== --> |
| <ul class="blockList"> |
| <li class="blockList"><a name="method.detail"> |
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| </a> |
| <h3>Method Detail</h3> |
| <a name="trainingLoopStepDataExtractor--"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>trainingLoopStepDataExtractor</h4> |
| <pre>protected abstract <a href="../../../../../../org/apache/ignite/ml/math/functions/IgniteFunction.html" title="interface in org.apache.ignite.ml.math.functions">IgniteFunction</a><<a href="../../../../../../org/apache/ignite/ml/trainers/group/chain/EntryAndContext.html" title="class in org.apache.ignite.ml.trainers.group.chain">EntryAndContext</a><<a href="../../../../../../org/apache/ignite/ml/trainers/group/MetaoptimizerGroupTrainer.html" title="type parameter in MetaoptimizerGroupTrainer">K</a>,<a href="../../../../../../org/apache/ignite/ml/trainers/group/MetaoptimizerGroupTrainer.html" title="type parameter in MetaoptimizerGroupTrainer">V</a>,<a href="../../../../../../org/apache/ignite/ml/trainers/group/MetaoptimizerGroupTrainer.html" title="type parameter in MetaoptimizerGroupTrainer">G</a>>,<a href="../../../../../../org/apache/ignite/ml/trainers/group/MetaoptimizerGroupTrainer.html" title="type parameter in MetaoptimizerGroupTrainer">X</a>> trainingLoopStepDataExtractor()</pre> |
| <div class="block">Get function used to map EntryAndContext to type which is processed by dataProcessor.</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>Function used to map EntryAndContext to type which is processed by dataProcessor.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="keysToProcessInTrainingLoop-org.apache.ignite.ml.trainers.group.chain.HasTrainingUUID-"> |
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| </a><a name="keysToProcessInTrainingLoop-LC-"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>keysToProcessInTrainingLoop</h4> |
| <pre>protected abstract <a href="../../../../../../org/apache/ignite/ml/math/functions/IgniteSupplier.html" title="interface in org.apache.ignite.ml.math.functions">IgniteSupplier</a><<a href="http://docs.oracle.com/javase/8/docs/api/java/util/stream/Stream.html?is-external=true" title="class or interface in java.util.stream">Stream</a><<a href="../../../../../../org/apache/ignite/ml/trainers/group/GroupTrainerCacheKey.html" title="class in org.apache.ignite.ml.trainers.group">GroupTrainerCacheKey</a><<a href="../../../../../../org/apache/ignite/ml/trainers/group/MetaoptimizerGroupTrainer.html" title="type parameter in MetaoptimizerGroupTrainer">K</a>>>> keysToProcessInTrainingLoop(<a href="../../../../../../org/apache/ignite/ml/trainers/group/MetaoptimizerGroupTrainer.html" title="type parameter in MetaoptimizerGroupTrainer">LC</a> locCtx)</pre> |
| <div class="block">Get supplier of keys which should be processed by training loop.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>locCtx</code> - Local text.</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>Supplier of keys which should be processed by training loop.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="remoteContextExtractor-java.io.Serializable-org.apache.ignite.ml.trainers.group.chain.HasTrainingUUID-"> |
| <!-- --> |
| </a><a name="remoteContextExtractor-I-LC-"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>remoteContextExtractor</h4> |
| <pre>protected abstract <a href="../../../../../../org/apache/ignite/ml/math/functions/IgniteSupplier.html" title="interface in org.apache.ignite.ml.math.functions">IgniteSupplier</a><<a href="../../../../../../org/apache/ignite/ml/trainers/group/MetaoptimizerGroupTrainer.html" title="type parameter in MetaoptimizerGroupTrainer">G</a>> remoteContextExtractor(<a href="../../../../../../org/apache/ignite/ml/trainers/group/MetaoptimizerGroupTrainer.html" title="type parameter in MetaoptimizerGroupTrainer">I</a> input, |
| <a href="../../../../../../org/apache/ignite/ml/trainers/group/MetaoptimizerGroupTrainer.html" title="type parameter in MetaoptimizerGroupTrainer">LC</a> ctx)</pre> |
| <div class="block">Get supplier of context used in training loop step.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>input</code> - Input.</dd> |
| <dd><code>ctx</code> - Local context.</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>Supplier of context used in training loop step.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="init-org.apache.ignite.ml.trainers.group.GroupTrainerInput-java.util.UUID-"> |
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| </a><a name="init-T-java.util.UUID-"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>init</h4> |
| <pre>protected void init(<a href="../../../../../../org/apache/ignite/ml/trainers/group/MetaoptimizerGroupTrainer.html" title="type parameter in MetaoptimizerGroupTrainer">T</a> data, |
| <a href="http://docs.oracle.com/javase/8/docs/api/java/util/UUID.html?is-external=true" title="class or interface in java.util">UUID</a> trainingUUID)</pre> |
| <div class="block">Override in subclasses if needed.</div> |
| </li> |
| </ul> |
| <a name="dataProcessor--"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>dataProcessor</h4> |
| <pre>protected abstract <a href="../../../../../../org/apache/ignite/ml/math/functions/IgniteFunction.html" title="interface in org.apache.ignite.ml.math.functions">IgniteFunction</a><<a href="../../../../../../org/apache/ignite/ml/trainers/group/MetaoptimizerGroupTrainer.html" title="type parameter in MetaoptimizerGroupTrainer">X</a>,<a href="../../../../../../org/apache/ignite/ml/trainers/group/ResultAndUpdates.html" title="class in org.apache.ignite.ml.trainers.group">ResultAndUpdates</a><<a href="../../../../../../org/apache/ignite/ml/trainers/group/MetaoptimizerGroupTrainer.html" title="type parameter in MetaoptimizerGroupTrainer">Y</a>>> dataProcessor()</pre> |
| <div class="block">Get function used to process data in training loop step.</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>Function used to process data in training loop step.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="trainingLoopStep--"> |
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| </a> |
| <ul class="blockList"> |
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| <h4>trainingLoopStep</h4> |
| <pre>protected <a href="../../../../../../org/apache/ignite/ml/trainers/group/chain/ComputationsChain.html" title="interface in org.apache.ignite.ml.trainers.group.chain">ComputationsChain</a><<a href="../../../../../../org/apache/ignite/ml/trainers/group/MetaoptimizerGroupTrainer.html" title="type parameter in MetaoptimizerGroupTrainer">LC</a>,<a href="../../../../../../org/apache/ignite/ml/trainers/group/MetaoptimizerGroupTrainer.html" title="type parameter in MetaoptimizerGroupTrainer">K</a>,<a href="../../../../../../org/apache/ignite/ml/trainers/group/MetaoptimizerGroupTrainer.html" title="type parameter in MetaoptimizerGroupTrainer">V</a>,<a href="../../../../../../org/apache/ignite/ml/trainers/group/MetaoptimizerGroupTrainer.html" title="type parameter in MetaoptimizerGroupTrainer">I</a>,<a href="../../../../../../org/apache/ignite/ml/trainers/group/MetaoptimizerGroupTrainer.html" title="type parameter in MetaoptimizerGroupTrainer">I</a>> trainingLoopStep()</pre> |
| <div class="block">Training loop step.</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>Result of training loop step.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="locallyProcessInitData-java.io.Serializable-org.apache.ignite.ml.trainers.group.chain.HasTrainingUUID-"> |
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| </a><a name="locallyProcessInitData-IN-LC-"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>locallyProcessInitData</h4> |
| <pre>protected <a href="../../../../../../org/apache/ignite/ml/trainers/group/MetaoptimizerGroupTrainer.html" title="type parameter in MetaoptimizerGroupTrainer">I</a> locallyProcessInitData(<a href="../../../../../../org/apache/ignite/ml/trainers/group/MetaoptimizerGroupTrainer.html" title="type parameter in MetaoptimizerGroupTrainer">IN</a> data, |
| <a href="../../../../../../org/apache/ignite/ml/trainers/group/MetaoptimizerGroupTrainer.html" title="type parameter in MetaoptimizerGroupTrainer">LC</a> locCtx)</pre> |
| <div class="block">Transform data from initialization step into data which is fed as input to first step of training loop.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>data</code> - Data from initialization step.</dd> |
| <dd><code>locCtx</code> - Local context.</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>Data which is fed as input to first step of training loop.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="shouldContinue-java.io.Serializable-org.apache.ignite.ml.trainers.group.chain.HasTrainingUUID-"> |
| <!-- --> |
| </a><a name="shouldContinue-I-LC-"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>shouldContinue</h4> |
| <pre>protected boolean shouldContinue(<a href="../../../../../../org/apache/ignite/ml/trainers/group/MetaoptimizerGroupTrainer.html" title="type parameter in MetaoptimizerGroupTrainer">I</a> data, |
| <a href="../../../../../../org/apache/ignite/ml/trainers/group/MetaoptimizerGroupTrainer.html" title="type parameter in MetaoptimizerGroupTrainer">LC</a> locCtx)</pre> |
| <div class="block">Condition specifying if training loop should continue.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>data</code> - First time, data returned by locallyProcessInitData then data returned by last step of loop.</dd> |
| <dd><code>locCtx</code> - Local context.</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>Boolean value indicating if training loop should continue.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="reduceDistributedInitData--"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>reduceDistributedInitData</h4> |
| <pre>protected <a href="../../../../../../org/apache/ignite/ml/math/functions/IgniteFunction.html" title="interface in org.apache.ignite.ml.math.functions">IgniteFunction</a><<a href="http://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a><<a href="../../../../../../org/apache/ignite/ml/trainers/group/MetaoptimizerGroupTrainer.html" title="type parameter in MetaoptimizerGroupTrainer">IN</a>>,<a href="../../../../../../org/apache/ignite/ml/trainers/group/MetaoptimizerGroupTrainer.html" title="type parameter in MetaoptimizerGroupTrainer">IN</a>> reduceDistributedInitData()</pre> |
| <div class="block">Get reducer to reduce data collected from initialization of each key specified in initial key set.</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>Reducer to reduce data collected from initialization of each key specified in initial key set.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="train-org.apache.ignite.ml.trainers.group.GroupTrainerInput-"> |
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| </a><a name="train-T-"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>train</h4> |
| <pre>public final M train(T data)</pre> |
| <div class="block">Train the model based on provided data.</div> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="../../../../../../org/apache/ignite/ml/trainers/Trainer.html#train-T-">train</a></code> in interface <code><a href="../../../../../../org/apache/ignite/ml/trainers/Trainer.html" title="interface in org.apache.ignite.ml.trainers">Trainer</a><M extends <a href="../../../../../../org/apache/ignite/ml/Model.html" title="interface in org.apache.ignite.ml">Model</a>,T extends <a href="../../../../../../org/apache/ignite/ml/trainers/group/GroupTrainerInput.html" title="interface in org.apache.ignite.ml.trainers.group">GroupTrainerInput</a><K>></code></dd> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>data</code> - Data for training.</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>Trained model.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="initialLocalContext-org.apache.ignite.ml.trainers.group.GroupTrainerInput-java.util.UUID-"> |
| <!-- --> |
| </a><a name="initialLocalContext-T-java.util.UUID-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>initialLocalContext</h4> |
| <pre>protected abstract LC initialLocalContext(T data, |
| <a href="http://docs.oracle.com/javase/8/docs/api/java/util/UUID.html?is-external=true" title="class or interface in java.util">UUID</a> trainingUUID)</pre> |
| <div class="block">Create initial local context from data given as input to trainer.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>data</code> - Data given as input to this trainer.</dd> |
| <dd><code>trainingUUID</code> - UUID of this training.</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>Initial local context.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="distributedInitializer-org.apache.ignite.ml.trainers.group.GroupTrainerInput-"> |
| <!-- --> |
| </a><a name="distributedInitializer-T-"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>distributedInitializer</h4> |
| <pre>protected abstract <a href="../../../../../../org/apache/ignite/ml/math/functions/IgniteFunction.html" title="interface in org.apache.ignite.ml.math.functions">IgniteFunction</a><<a href="../../../../../../org/apache/ignite/ml/trainers/group/GroupTrainerCacheKey.html" title="class in org.apache.ignite.ml.trainers.group">GroupTrainerCacheKey</a><K>,<a href="../../../../../../org/apache/ignite/ml/trainers/group/ResultAndUpdates.html" title="class in org.apache.ignite.ml.trainers.group">ResultAndUpdates</a><IN>> distributedInitializer(T data)</pre> |
| <div class="block">Get function for initialization for each of keys specified in initial key set.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>data</code> - Data given to this trainer as input.</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>Function for initialization for each of keys specified in initial key set.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="extractContextForFinalResultCreation-java.io.Serializable-org.apache.ignite.ml.trainers.group.chain.HasTrainingUUID-"> |
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| </a><a name="extractContextForFinalResultCreation-I-LC-"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>extractContextForFinalResultCreation</h4> |
| <pre>protected abstract <a href="../../../../../../org/apache/ignite/ml/math/functions/IgniteSupplier.html" title="interface in org.apache.ignite.ml.math.functions">IgniteSupplier</a><G> extractContextForFinalResultCreation(I data, |
| LC locCtx)</pre> |
| <div class="block">Extract context for final result creation. Each key from the final keys set will be processed with |
| finalResultsExtractor. While entry data (i.e. key and value) for each key varies, some data can be common for all |
| processed entries. This data is called context.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>data</code> - Data returned from last training loop step.</dd> |
| <dd><code>locCtx</code> - Local context.</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>Context.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="finalResultKeys-java.io.Serializable-org.apache.ignite.ml.trainers.group.chain.HasTrainingUUID-"> |
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| </a><a name="finalResultKeys-I-LC-"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>finalResultKeys</h4> |
| <pre>protected abstract <a href="../../../../../../org/apache/ignite/ml/math/functions/IgniteSupplier.html" title="interface in org.apache.ignite.ml.math.functions">IgniteSupplier</a><<a href="http://docs.oracle.com/javase/8/docs/api/java/util/stream/Stream.html?is-external=true" title="class or interface in java.util.stream">Stream</a><<a href="../../../../../../org/apache/ignite/ml/trainers/group/GroupTrainerCacheKey.html" title="class in org.apache.ignite.ml.trainers.group">GroupTrainerCacheKey</a><K>>> finalResultKeys(I data, |
| LC locCtx)</pre> |
| <div class="block">Keys for final result creation.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>data</code> - Data returned from the last training loop step.</dd> |
| <dd><code>locCtx</code> - Local context.</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>Stream of keys for final result creation.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="finalResultsExtractor--"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>finalResultsExtractor</h4> |
| <pre>protected abstract <a href="../../../../../../org/apache/ignite/ml/math/functions/IgniteFunction.html" title="interface in org.apache.ignite.ml.math.functions">IgniteFunction</a><<a href="../../../../../../org/apache/ignite/ml/trainers/group/chain/EntryAndContext.html" title="class in org.apache.ignite.ml.trainers.group.chain">EntryAndContext</a><K,V,G>,<a href="../../../../../../org/apache/ignite/ml/trainers/group/ResultAndUpdates.html" title="class in org.apache.ignite.ml.trainers.group">ResultAndUpdates</a><R>> finalResultsExtractor()</pre> |
| <div class="block">Get function for extracting final result from each key specified in finalResultKeys.</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>Function for extracting final result from each key specified in finalResultKeys.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="finalResultsReducer--"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>finalResultsReducer</h4> |
| <pre>protected abstract <a href="../../../../../../org/apache/ignite/ml/math/functions/IgniteFunction.html" title="interface in org.apache.ignite.ml.math.functions">IgniteFunction</a><<a href="http://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a><R>,R> finalResultsReducer()</pre> |
| <div class="block">Get function for reducing final results.</div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>Function for reducing final results.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="mapFinalResult-java.io.Serializable-org.apache.ignite.ml.trainers.group.chain.HasTrainingUUID-"> |
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| </a><a name="mapFinalResult-R-LC-"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>mapFinalResult</h4> |
| <pre>protected abstract M mapFinalResult(R res, |
| LC locCtx)</pre> |
| <div class="block">Map final result to model which is returned by trainer.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>res</code> - Final result.</dd> |
| <dd><code>locCtx</code> - Local context.</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>Model resulted from training.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a name="cleanup-org.apache.ignite.ml.trainers.group.chain.HasTrainingUUID-"> |
| <!-- --> |
| </a><a name="cleanup-LC-"> |
| <!-- --> |
| </a> |
| <ul class="blockListLast"> |
| <li class="blockList"> |
| <h4>cleanup</h4> |
| <pre>protected abstract void cleanup(LC locCtx)</pre> |
| <div class="block">Performs cleanups of temporary objects created by this trainer.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>locCtx</code> - Local context.</dd> |
| </dl> |
| </li> |
| </ul> |
| </li> |
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| <div class="aboutLanguage">Ignite - In-Memory Data Fabric</div> |
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| <p class="legalCopy"><small><table width="100%" border="0" cellspacing=0 cellpadding=0 style="padding: 5px"> <tr> <td> <table style="padding-left: 0; margin: 0"> <tbody style="padding: 0; margin: 0"> <tr style="padding: 0; margin: 0"> <td> <a target=_blank href="https://ignite.apache.org"><nobr>2018 Copyright © Apache Software Foundation</nobr></a> </td> </tr> </tbody> </table> </td> <td width="100%" align="right" valign="center"> <a href="https://twitter.com/ApacheIgnite" class="twitter-follow-button" data-show-count="false" data-size="large">Follow @ApacheIgnite</a> </td> </tr> <tr> <td colspan="2" valign="top" align="left"> <table style="padding-left: 0; margin: 0"> <tbody style="padding: 0; margin: 0"> <tr style="padding: 0; margin: 0"> <td> <b>Ignite Fabric</b> </td> <td>: ver. <strong>2.4.0</strong> </td> </tr> <tr style="padding: 0; margin: 0"> <td> <b>Release Date</b> </td> <td>: March 5 2018 </td> </tr> </tbody> </table> </td> </tr> </table></small></p> |
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