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Java example source code file (WeightedObservedPoint.java)

This example Java source code file (WeightedObservedPoint.java) is included in the alvinalexander.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

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Java - Java tags/keywords

serializable, weightedobservedpoint

The WeightedObservedPoint.java Java example source code

/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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 org.apache.commons.math3.fitting;

import java.io.Serializable;

/**
 * This class is a simple container for weighted observed point in
 * {@link CurveFitter curve fitting}.
 * <p>Instances of this class are guaranteed to be immutable.

* @since 2.0 */ public class WeightedObservedPoint implements Serializable { /** Serializable version id. */ private static final long serialVersionUID = 5306874947404636157L; /** Weight of the measurement in the fitting process. */ private final double weight; /** Abscissa of the point. */ private final double x; /** Observed value of the function at x. */ private final double y; /** * Simple constructor. * * @param weight Weight of the measurement in the fitting process. * @param x Abscissa of the measurement. * @param y Ordinate of the measurement. */ public WeightedObservedPoint(final double weight, final double x, final double y) { this.weight = weight; this.x = x; this.y = y; } /** * Gets the weight of the measurement in the fitting process. * * @return the weight of the measurement in the fitting process. */ public double getWeight() { return weight; } /** * Gets the abscissa of the point. * * @return the abscissa of the point. */ public double getX() { return x; } /** * Gets the observed value of the function at x. * * @return the observed value of the function at x. */ public double getY() { return y; } }

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