Method getInnerOuterCircle

JSAT/test/jsat/FixedProblems.java:185–188

Returns a classification problem with small uniform noise where there is a small circle of radius 1 within a circle of radius 4. Each circle shares the same center. @param dataSetSize the even number of data points to create @param rand the source of randomness @return a classification data set wit

(int dataSetSize, Random rand)

     * @return a classification data set with two classes 
     */
    public static ClassificationDataSet getInnerOuterCircle(int dataSetSize, Random rand)
    {
        return getInnerOuterCircle(dataSetSize, rand, 1, 4);
    }
    
    public static ClassificationDataSet getInnerOuterCircle(int dataSetSize, Random rand, double r1, double r2)
    {