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Mon Jun 19 16:00:00 GMT 2000
Test_Hopfield
/** * Title: <p> * Description: <p> * Copyright: Copyright (c) <p> * Company: <p> * @author * @version 1.0 */ public class Test_Hopfield { static float [] data [] = { {1, 1, 1, -1, -1, -1, -1, -1, -1, -1}, {-1, -1, -1, 1, 1, 1, -1, -1, -1, -1}, {-1, -1, -1, -1, -1, -1, -1, 1, 1, 1} }; static Hopfield test; public static void main(String[] args) { test = new Hopfield(10); test.addTrainingData(data[0]); test.addTrainingData(data[1]); test.addTrainingData(data[2]); test.train(); helper(test, "pattern 0", data[0]); helper(test, "pattern 1", data[1]); helper(test, "pattern 2", data[2]); } private static void helper(Hopfield test, String s, float [] test_data) { float [] dd = new float[10]; for (int i=0; i<10; i++) { dd[i] = test_data[i]; } int index = (int)(9.0f * (float)Math.random()); if (dd[index] < 0.0f) dd[index] = 1.0f; else dd[index] = -1.0f; float [] rr = test.recall(dd, 5); System.out.println(s); for (int i=0; i<10; i++) System.out.print(pp(rr[i]) + " "); System.out.println(); } private static int pp(float x) { if (x > 0.1f) return 1; return 0; } }
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