Implement tour methods in pure R code

anaglyph | Draw anaglyphs with base graphics. |

andrews | Compute Andrews' curves... |

animate | Animate a tour path. |

as.array.history_array | Make into an Array from History Array... |

as.array.history_list | Make into an Array from History List... |

as.list.history_array | Make into a List from History Array... |

as.list.history_list | Make into a List from History List... |

bases_little | Generate bases for the little tour... |

basis_init | Generate initial basis. |

basis_nearby | Generate nearby bases, e... |

basis_random | Generate a random basis... |

blank_plot | Set up a blank plot to display data projections... |

check_freezer_safe | Check matrix is a valid frozen matrix... |

cm | Central mass index. |

data-flea | Flea beatle measurements |

data-laser | Turnable laser measurements from Bellcore |

data-olive | Olive oil samples from Italy |

data-ozone | Monthly ozone measurements over Central America |

data-places | Ratings of different locations across North America |

data-ratcns | Rat CNS Gene Expression |

data-sleep | Sleep in Mammals: Ecological and Constitutional Correlates |

data-tao | Tropical Atmosphere Ocean data |

dependence_tour | A dependence tour path. |

display_andrews | Andrews' curves tour path animation. |

display_depth | Display 3d projection with depth cues... |

display_dist | 1d distribution tour path animation. |

display_faces | Chernoff faces tour path animation. |

display_ggobi | Display tour path with ggobi... |

display_image | Image tour path animation. |

display_pcp | Parallel coordinates tour path animation. |

display_scatmat | Scatterplot matrix tour path animation. |

display_stars | Star glyph tour path animation. |

display_stereo | Anaglpyh tour path animation. |

display_xy | Display tour path with a scatterplot... |

draw_tour_axes | Draw tour axes with base graphics... |

find_best_dir | Find the most promising direction to travel in. |

find_best_frozen_dir | Find most promising direction in frozen space. |

find_frozen_path_peak | Find most highest peak along frozen geodesic. |

find_path_peak | Find the most interesting projection along a geodesic. |

find_platform | Find the platform... |

freeze | Freeze and thaw matrices... |

frozen_guided_tour | The frozen guided tour... |

frozen_tour | A frozen tour path. |

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

geodesic_path | Generate geodesic path. |

grand_tour | A grand tour path. |

guided_tour | A guided tour path. |

holes | Holes index. |

interpolate | Interpolate geodesically between bases. |

is_orthonormal | Test if a numeric matrix is orthonormal. |

lda_pp | LDA projection pursuit index. |

little_tour | A little tour path. |

local_tour | A local tour path. |

new_geodesic_path | Generate a geodesic path between bases supplied by... |

new_tour | Create a new tour. |

normalise | Normalise a numeric matrix. |

nul | A null function... |

orthonormalise | Orthonormalise using modified Gram-Schmidt process. |

orthonormalise_by | Orthonnormalise one matrix by another. |

path_curves | Draw the path that the geodesics took. |

path_dist | Compute distance matrix from bases. |

path_index | Compute index values for a tour history. |

paths_index | Compute index value for many histories. |

pda_pp | PDA projection pursuit index. |

planned_tour | A planned tour path. |

plot.path_curve | Plot history curves. |

plot.path_index | Plot history index with ggplot2. |

print.history_array | Prints the History Array... |

print.tour_path | Print tour path... |

proj_dist | Calculate the distance between two bases. |

project3d | Stereographic projection... |

render | Render frames of animation to disk... |

rescale | Rescale a matrix or data frame... |

save_history | Save tour history. |

search_better | Search for a better projection near the current projection. |

search_better_random | Search for better projection, with stochastic component. |

search_frozen_geodesic | Search for most interesting projection along frozen... |

search_geodesic | Search for most interesting projection along random... |

sphere | Sphere a matrix (or data frame) by transforming variables... |

step_angle | Step along an interpolated path by angle in radians. |

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

subset-history_array | Subset history array... |

thaw | Thaw a frozen matrix... |

to_stop | Prints information on how to stop the output... |

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