de.unidu.is.learning
Interface Learner

All Known Implementing Classes:

GnuplotLearner

public interface Learner

An interface for learning parameters of a function.

Since:

2003-07-17

Version:

$Revision: 1.4 $, $Date: 2005/02/21 17:29:19 $

Author:

Henrik Nottelmann

Method Summary

java.util.Map	learn(double[] x, double[] y, java.lang.String function, java.lang.String[] vars) Learns the specified variables of the specified function with the given data points.
java.util.Map	learn(java.lang.String filename, java.lang.String separator, java.lang.String function, java.lang.String[] vars) Learns the specified variables of the specified function with the given data points.

Method Detail

learn

public java.util.Map learn(double[] x,
                           double[] y,
                           java.lang.String function,
                           java.lang.String[] vars)

Learns the specified variables of the specified function with the given data points.

Parameters:

x - array with x values

y - array with y values

function - function

vars - variables to learn

Returns:

map with variables and values

learn

public java.util.Map learn(java.lang.String filename,
                           java.lang.String separator,
                           java.lang.String function,
                           java.lang.String[] vars)

Learns the specified variables of the specified function with the given data points.

Internally, the Linux/Unix tool gnuplot is used for learning.

Parameters:

filename - name of file with data points

separator - string separating x and y values

function - function

vars - variables to learn

Returns:

map with variables and values