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| createLowerMShipMatrix | Create Lower Approximation |
| datatypeInteger | Rough k-Means Plotting |
| DemoDataC2D2a | A Simple Data Set |
| HardKMeans | Hard k-Means |
| HardKMeansDemo | Hard k-Means Demo |
| initializeMeansMatrix | Initialize Means Matrix |
| initMeansC2D2a | Initial Means (2 Clusters) |
| initMeansC3D2a | Initial Means (3 Clusters) |
| initMeansC4D2a | Initial Means (4 Clusters) |
| initMeansC5D2a | Initial Means (5 Clusters) |
| normalizeMatrix | Matrix Normalization |
| plotRoughKMeans | Rough k-Means Plotting |
| RoughKMeans_LW | Lingras & West's Rough k-Means |
| RoughKMeans_PE | Peters' Rough k-Means |
| RoughKMeans_PI | 'PI' Rough k-Means |
| RoughKMeans_SHELL | Rough k-Means Shell |