connection.java

神经网络源代码,实现了一个BP神经网络,可以完成基于BP的神经网络算法.

package net.openai.ai.nn.network;

import java.io.*;

public class Connection implements Serializable {

    //  the neuron the connection is from
    Neuron fromNeuron = null;

    //  the neuron the connection is to
    Neuron toNeuron = null;
    
    //  the weight associated with this connection
    Weight weight = null;

    public Connection() {
	weight = new Weight();
    }

    //  creates a connection object based on the two 
    //  neurons passed in as arguments
    public Connection(Neuron fromNeuron, Neuron toNeuron) {
	if(fromNeuron != null && toNeuron != null) {
	    this.fromNeuron = fromNeuron;
	    this.toNeuron = toNeuron;
	}
    }

    /**
     *
     * Set the from neuron
     * @param fromNeuron The neuron which the connection is to come from.
     */
    public void setFromNeuron(Neuron fromNeuron) {
	if(fromNeuron != null)
	    this.fromNeuron = fromNeuron;
    }

    /** 
     * 
     * Get the from neuron 
     * @return Neuron The neuron which the connection comes from.
     */ 
    public Neuron getFromNeuron() { 
	return fromNeuron;
    }

    /**
     *
     * Set the to neuron.
     * @param toNeuron The neuron which the connection is to go to.
     */
    public void setToNeuron(Neuron toNeuron) {
	if(toNeuron != null)
	    this.toNeuron = toNeuron;
    }

    /** 
     * 
     * Get the to neuron. 
     * @return Neuron The neuron which the connection goes to.
     */ 
    public Neuron getToNeuron() { 
	return toNeuron;
    }

    /** 
     * 
     * Set the weight to be associated with this connection. 
     * @param weight The weight to associate with this connection.
     */ 
    public void setWeight(Weight weight) { 
	if(weight != null)
	    this.weight = weight;
    }

    /**
     *
     * Get the weight associated with this connection.
     * @return Weight The weight associated with this connection.
     */
    public Weight getWeight() {
	return weight;
    }

}