com.yahoo.labs.samoa.instances.DenseInstance Maven / Gradle / Ivy
The newest version!
/*
* To change this template, choose Tools | Templates
* and open the template in the editor.
*/
package com.yahoo.labs.samoa.instances;
/*
* #%L
* SAMOA
* %%
* Copyright (C) 2013 Yahoo! Inc.
* %%
* 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%
*/
/**
*
* @author abifet
*/
public class DenseInstance extends SingleLabelInstance {
private static final long serialVersionUID = 280360594027716737L;
public DenseInstance() {
// necessary for kryo serializer
}
public DenseInstance(double weight, double[] res) {
super(weight,res);
}
public DenseInstance(SingleLabelInstance inst) {
super(inst);
}
public DenseInstance(Instance inst) {
super((SingleLabelInstance) inst);
}
public DenseInstance(double numberAttributes) {
super((int) numberAttributes);
//super(1, new double[(int) numberAttributes-1]);
//Add missing values
//for (int i = 0; i < numberAttributes-1; i++) {
// //this.setValue(i, Double.NaN);
//}
}
@Override
public String toString() {
StringBuffer text = new StringBuffer();
for (int i = 0; i < this.instanceInformation.numAttributes(); i++) {
if (i > 0)
text.append(",");
text.append(this.value(i));
}
text.append(",").append(this.weight());
return text.toString();
}
}