Package index
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basis_matrix() - Generate 2-d basis in directions i, j in n dimensions (i,j <= n)
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basis_vector() - Generate basis vector in direction i in n dimensions (i <= n)
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compare_smoothing() - Compare traces with different smoothing options.
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data_gen() - Generate Synthetic Data with Various Structures
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distance_dist() - Collecting all pairwise distances between input planes.
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distance_to_sp() - Collecting distances between input planes and input special plane.
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get_index_mean() - Evaluate mean index value over n jittered views.
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get_trace() - Tracing the index over an interpolated planned tour path.
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jitter_angle() - Re-evaluate index after jittering the projection by an angle alpha.
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jitter_points() - Re-evaluate index after jittering all points by an amount alpha.
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noise_gen() - Generate Synthetic Noise
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pipe_data() - Generating a sample of points on a pipe
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plot_rotation() - Plot rotation traces of indexes obtained with profileRotation.
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plot_smoothing_comparison() - Plot the comparison of smoothing methods.
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plot_trace() - Plot traces of indexes obtained with
get_trace.
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ppi_mean() - Simulate and Summarize Projection Pursuit Index (PPI) Values
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ppi_noise_threshold() - Estimate the 95th Percentile of a Projection Pursuit Index Under Noise
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ppi_samplesize_effect() - Simulate Effect of Sample Size on Projection Pursuit Index Under Gaussian Noise
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ppi_scale() - Simulate and Compare Index Scale on Structured vs Noisy Data
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profile_rotation() - Test rotation invariance of index functions for selected 2-d data set.
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scag_index()mine_index()mine_indexE()holesR()cmassR() - Matching index functions to the required format.
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sin_data() - Generating sine wave sample
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spiral_data() - Generating spiral sample
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squint_angle_estimate() - Estimating squint angle of 2-d structure in high-d dataset under selected index.
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time_sequence() - Time each index evaluation for projections in the tour path.