/**
 * Copyright (C) 2010 openecho
 *
 * 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.
 **/
package openecho.math;

/**
 *
 * @author openecho
 */
public class DeviationScore {
    public static double[][] evaluate(double[][] data) {
        if(data==null) {
            throw new NullPointerException();
        }
        SimpleImmutableMatrix x = new SimpleImmutableMatrix(data);
        SimpleImmutableMatrix o = SimpleImmutableMatrix.oneMatrix(x.getM(), x.getM());
        SimpleImmutableMatrix d = (x.subtract(o.multiply(x))).divideScalar(x.getM());
        return d.getData();
    }
}

Add Deviation Score (not sure its working)
Add Deviation Score (not sure its working)
