| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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. |
| */ |
| |
| package org.apache.samoa.learners.classifiers.trees; |
| |
| import org.apache.samoa.instances.Instance; |
| |
| /** |
| * Abstract class that represents a learning node |
| * |
| * @author Arinto Murdopo |
| * |
| */ |
| public 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 |
| */ |
| public abstract void learnFromInstance(Instance inst, ModelAggregatorProcessor proc); |
| |
| @Override |
| protected boolean isLeaf() { |
| return true; |
| } |
| |
| @Override |
| public FoundNode filterInstanceToLeaf(Instance inst, SplitNode parent, |
| int parentBranch) { |
| return new FoundNode(this, parent, parentBranch); |
| } |
| } |