Investigating New Projection Pursuit Index Functions

basisMatrix | Generate 2-d basis in directions i, j in n dimensions (i,j <=... |

basis_nearby | Generate nearby bases, e.g. for simulated annealing. |

basisVector | Generate basis vector in direction i in n dimensions (i <= n) |

compareSmoothing | Compare traces with different smoothing options. |

distanceDist | Collecting all pairwise distances between input planes. |

distanceToSp | Collecting distances between input planes and input special... |

geodesic_info | Calculate information required to interpolate along a... |

getIndexMean | Evaluate mean index value over n jittered views. |

getTrace | Tracing the index over an interpolated planned tour path. |

jitterAngle | Re-evaluate index after jittering the projection by an angle... |

jitterPoints | Re-evaluate index after jittering all points by an amount... |

pipe | Pipe operator |

pipeData | Generating a sample of points on a pipe |

plotRotation | Plot rotation traces of indexes obtained with... |

plotSmoothingComparison | Plot the comparison of smoothing methods. |

plotTrace | Plot traces of indexes obtained with 'getTrace'. |

profileRotation | Test rotation invariance of index functions for selected 2-d... |

scagIndex | Matching index functions to the required format. |

sinData | Generating sine wave sample |

spinebil | spinebil |

spiralData | Generating spiral sample |

squintAngleEstimate | Estimating squint angle of 2-d structure in high-d dataset... |

step_fraction | Step along an interpolated path by fraction of path length. |

timeSequence | Time each index evaluation for projections in the tour path. |

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