Abstract
Using the breast cancer data of the benchmark, it was distinguished whether the breast cancer or the healthy stage is by the Spherical Self-Organizing-Maps (SSOM) method. Then, the significant degree to each component data which composes the breast cancer data was calculated. This method was applied to the other benchmark data of diabetes and the liver disease data. Also, the method was applied to the iris data. Thus, the method is also possible to be applied to other general various data.