| %^% | Negative One Half Matrix Power Operator | 
| Cols | Assigning Colors to A Vector | 
| getAffinityMatrix | Get Affinity Matrix | 
| getMetricOfType | Get Requested Type of Transforming Metric | 
| klfda | Kernel Local Fisher Discriminant Analysis for Supervised Dimensionality Reduction | 
| kmatrixGauss | Gaussian Kernel Computation (Particularly used in Kernel Local Fisher Discriminant Analysis) | 
| lfda | Local Fisher Discriminant Analysis for Supervised Dimensionality Reduction | 
| plot.lfda | 3D Visualization for LFDA/KLFDA Result | 
| predict.lfda | LFDA Transformation/Prediction on New Data | 
| print.lfda | Print an lfda object | 
| repmat | Matlab-Syntaxed Repmat | 
| self | Semi-Supervised Local Fisher Discriminant Analysis(SELF) for Semi-Supervised Dimensionality Reduction |