统计模式识别工具箱（Statistical Pattern Recognition Toolbox）包含：
1，Analysis of linear discriminant function
2，Feature extraction: Linear Discriminant Analysis
3，Probability distribution estimation and clustering
4，Support Vector and other Kernel Machines
A fourier filter for time-series signals. Does not
require the Signal Processing Toolbox.
There is an interactive version with sliders that
allow you to adjust the filter parameters
continuously while observing the effect on your signal
dynamically.
