| /** |
| * |
| */ |
| package org.eclipse.stem.util.analysis; |
| /******************************************************************************* |
| * Copyright (c) 2007, 2008 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| |
| import java.lang.reflect.InvocationTargetException; |
| |
| import org.eclipse.core.runtime.IProgressMonitor; |
| import org.eclipse.jface.operation.IRunnableContext; |
| import org.eclipse.jface.operation.IRunnableWithProgress; |
| import org.eclipse.stem.analysis.AnalysisFactory; |
| import org.eclipse.stem.analysis.ErrorFunction; |
| import org.eclipse.stem.analysis.ErrorResult; |
| import org.eclipse.stem.analysis.impl.AnalysisFactoryImpl; |
| import org.eclipse.stem.analysis.impl.ReferenceScenarioDataMapImpl; |
| |
| |
| |
| |
| /** |
| * this class computes the mean square difference between two scenarios as a function of time |
| * 1. It only looks at locations which are COMMON to both scenarios |
| * 2. The time series should be the same length. If they are not this will compare of a period equal to |
| * the SHORTEST of all the time series. |
| * 3. It only considers locations where infectious count is nonzero in one or the other - not interested in weighting regions with no disease. |
| * |
| * The simplified version only deals with absolute I comparison |
| * |
| */ |
| |
| public class ErrorCalculator { |
| |
| ReferenceScenarioDataMapImpl ref; |
| ReferenceScenarioDataMapImpl data; |
| ErrorResult result; |
| |
| static AnalysisFactory aFactory = new AnalysisFactoryImpl(); |
| ErrorFunction errorFunction; |
| |
| /** |
| * input |
| */ |
| //Map<String,List<Double>> commonInfectiousLocationsA = new HashMap<String,List<Double>>(); |
| //Map<String,List<Double>> commonInfectiousLocationsB = new HashMap<String,List<Double>>(); |
| |
| |
| |
| |
| /** |
| * Determines the MeanSquare difference between two scenario data sets over time each stored in a map |
| * @param scenarioMapA |
| * @param scenarioMapB |
| */ |
| public ErrorCalculator(ReferenceScenarioDataMapImpl scenarioMapA, ReferenceScenarioDataMapImpl scenarioMapB, ErrorFunction errorFunc) { |
| ref = scenarioMapA; |
| data = scenarioMapB; |
| errorFunction = errorFunc; |
| }// constructor MeanSquareDifference |
| |
| |
| |
| |
| /** |
| * solves for the Root MeanSquareDifference vs time |
| * using infectious data only for now |
| * |
| * @param runnableContext Runnable context for progress indicator |
| * @return comparison time series as double[] |
| */ |
| public ErrorResult solve(IRunnableContext runnableContext) { |
| final ErrorCalculator self = this; |
| IRunnableWithProgress task = new IRunnableWithProgress() { |
| public void run(IProgressMonitor progress) { |
| progress.beginTask("Solving...", 100); |
| |
| self.result = errorFunction.calculateError(self.ref, self.data); |
| progress.done(); |
| } |
| }; |
| |
| try { |
| runnableContext.run(true, false, task); |
| } catch(InterruptedException ie) { |
| // Task is not interruptable |
| } catch(InvocationTargetException ite) { |
| // Task is not interruptable |
| } |
| return this.result; |
| }// solve() |
| |
| |
| |
| } // class SimpleMeanSquareDifference |