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| <h1>Apache SystemDS<sup id="trademark">™</sup> 1.0.0 Release Notes</h1> |
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| <p>The Apache SystemML 1.0.0 release was approved on December 12, 2017. The release includes enhancements, features, and additions as listed below.</p> |
| |
| <h3 id="api-enhancements">API Enhancements</h3> |
| <ul> |
| <li>JMLC/MLContext parameter passing w/ and w/o meta data.</li> |
| </ul> |
| |
| <h3 id="deep-learning">Deep Learning</h3> |
| <ul> |
| <li>Improved CPU convolution function performance, including sparsity.</li> |
| <li><code class="language-plaintext highlighter-rouge">Caffe2DML</code>.</li> |
| <li>Enhanced/additional NN layers, e.g. conv2d transpose and depthwise convolution</li> |
| <li>NN architecture summary table.</li> |
| <li>[Experimental] <code class="language-plaintext highlighter-rouge">Keras2DML</code>.</li> |
| </ul> |
| |
| <h3 id="new-scripts--algorithms">New Scripts / Algorithms</h3> |
| <ul> |
| <li>Autoencoder.</li> |
| <li>Enhanced PCA.</li> |
| </ul> |
| |
| <h3 id="features--new-functions">Features & new Functions</h3> |
| <ul> |
| <li><code class="language-plaintext highlighter-rouge">sinh</code>, <code class="language-plaintext highlighter-rouge">cosh</code>, and <code class="language-plaintext highlighter-rouge">tanh</code>.</li> |
| <li><code class="language-plaintext highlighter-rouge">transformcolmap</code>.</li> |
| <li>n-ary <code class="language-plaintext highlighter-rouge">rbind</code>/<code class="language-plaintext highlighter-rouge">cbind</code>.</li> |
| <li><code class="language-plaintext highlighter-rouge">order</code> with multiple order-by columns.</li> |
| </ul> |
| |
| <h3 id="compiler">Compiler</h3> |
| <ul> |
| <li>Improved rewrites, e.g. merging of statement block sequences.</li> |
| <li>IPA effectiveness.</li> |
| <li>Automatic vectorization of indexing pairs.</li> |
| <li>Instruction generation for memory efficiency.</li> |
| <li>Instruction code organization.</li> |
| <li>[Experimental] Code generation, code gen optimizer, and multi-threaded codegen operators.</li> |
| </ul> |
| |
| <h3 id="robustness--performance">Robustness & Performance</h3> |
| <ul> |
| <li>ParFor/HOP Memory budgets for Spark cluster configurations.</li> |
| <li>JMLC prepared scripts (thread affinity for outputs and configs, script cloning, configuration management).</li> |
| <li>Sparse-dense binary cell wise operations.</li> |
| </ul> |
| |
| <h3 id="experimental-gpu">[Experimental] GPU</h3> |
| <ul> |
| <li>GPU conv2d and memory estimates.</li> |
| <li>Additional kernels,e.g. right indexing.</li> |
| <li>Single precision backend.</li> |
| </ul> |
| |
| <h3 id="additional-packages">Additional Packages</h3> |
| <ul> |
| <li>SystemML Lite artifact, a minimumm-size uber JAR for embeddability (w/o Hadoop or Spark dependencies).</li> |
| </ul> |
| |
| <h3 id="environment">Environment</h3> |
| <ul> |
| <li>Compression on by default.</li> |
| <li>Exploitation of native BLAS libraries.</li> |
| <li>JDK 8 (dropped JDK 7).</li> |
| <li>jCUDA for Windows & Linux (x86_64, ppc64le) included.</li> |
| <li>Fine-grained runtime statistics.</li> |
| <li>Refactored configurations parameters to have sysml prefix</li> |
| <li>Performance test suite.</li> |
| </ul> |
| |
| <h3 id="other">Other</h3> |
| <ul> |
| <li>Refreshed/new examples and notebooks (DML examples), tutorial.</li> |
| </ul> |
| |
| <h3 id="jira-release-notes"><a href="https://issues.apache.org/jira/secure/ReleaseNote.jspa?projectId=12319522&version=12338328">JIRA release notes</a></h3> |
| <ul> |
| <li>Features, Improvements, Bug fixes, etc.</li> |
| </ul> |
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