| package org.apache.samoa.learners.classifiers.trees; |
| |
| /* |
| * #%L |
| * SAMOA |
| * %% |
| * Copyright (C) 2014 - 2015 Apache Software Foundation |
| * %% |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| * #L% |
| */ |
| |
| import org.apache.samoa.instances.Instance; |
| |
| /** |
| * Abstract class that represents a learning node |
| * |
| * @author Arinto Murdopo |
| * |
| */ |
| abstract class LearningNode extends Node { |
| |
| private static final long serialVersionUID = 7157319356146764960L; |
| |
| protected LearningNode(double[] classObservation) { |
| super(classObservation); |
| } |
| |
| /** |
| * Method to process the instance for learning |
| * |
| * @param inst |
| * The processed instance |
| * @param proc |
| * The model aggregator processor where this learning node exists |
| */ |
| abstract void learnFromInstance(Instance inst, ModelAggregatorProcessor proc); |
| |
| @Override |
| protected boolean isLeaf() { |
| return true; |
| } |
| |
| @Override |
| protected FoundNode filterInstanceToLeaf(Instance inst, SplitNode parent, |
| int parentBranch) { |
| return new FoundNode(this, parent, parentBranch); |
| } |
| } |