| package org.apache.samoa.moa.classifiers.rules.core.voting; |
| |
| /* |
| * #%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.moa.MOAObject; |
| |
| /** |
| * ErrorWeightedVote interface for weighted votes based on estimates of errors. |
| * |
| * @author Joao Duarte (jmduarte@inescporto.pt) |
| * @version $Revision: 1 $ |
| */ |
| public interface ErrorWeightedVote { |
| |
| /** |
| * Adds a vote and the corresponding error for the computation of the weighted vote and respective weighted error. |
| * |
| * @param vote |
| * a vote returned by a classifier |
| * @param error |
| * the error associated to the vote |
| */ |
| public void addVote(double[] vote, double error); |
| |
| /** |
| * Computes the weighted vote. Also updates the weights of the votes. |
| * |
| * @return the weighted vote |
| */ |
| public double[] computeWeightedVote(); |
| |
| /** |
| * Returns the weighted error. |
| * |
| * @pre computeWeightedVote() |
| * @return the weighted error |
| */ |
| public double getWeightedError(); |
| |
| /** |
| * Return the weights error. |
| * |
| * @pre computeWeightedVote() |
| * @return the weights |
| */ |
| public double[] getWeights(); |
| |
| /** |
| * The number of votes added so far. |
| * |
| * @return the number of votes |
| */ |
| public int getNumberVotes(); |
| |
| /** |
| * Creates a copy of the object |
| * |
| * @return copy of the object |
| */ |
| public MOAObject copy(); |
| |
| public ErrorWeightedVote getACopy(); |
| } |