FnRBF.java

/*
 * Artificial Intelligence for Humans
 * Volume 1: Fundamental Algorithms
 * Java Version
 * http://www.aifh.org
 * http://www.jeffheaton.com
 *
 * Code repository:
 * https://github.com/jeffheaton/aifh

 * Copyright 2013 by Jeff Heaton
 *
 * 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.
 *
 * For more information on Heaton Research copyrights, licenses
 * and trademarks visit:
 * http://www.heatonresearch.com/copyright
 */

package com.heatonresearch.aifh.general.fns;

/**
 * A function that implements a radial basis function (RBF).
 */
public interface FnRBF extends Fn {

    /**
     * Get the center for the specified dimension.
     *
     * @param dimension The dimension.
     * @return The center.
     */
    double getCenter(int dimension);

    /**
     * Set the center for the specified dimension.
     *
     * @param dimension The dimension.
     * @param value     The value to set the center.
     */
    void setCenter(int dimension, double value);

    /**
     * @return The dimension count.
     */
    int getDimensions();

    /**
     * @return The width.
     */
    double getWidth();

    /**
     * Set the width.
     *
     * @param theWidth The width.
     */
    void setWidth(double theWidth);
}