# Tour Methods for Multivariate Data Visualisation

## Documentation for package ‘tourr’ version 1.2.8

- DESCRIPTION file.
- User guides, package vignettes and other documentation.
- Package NEWS.

## Help Pages

A C D E F G H I L M N O P R S T

## -- A --

anchored_orthogonal_distance | Calculate orthogonal distances
andrews | Compute Andrews' curves
angular_breaks | Returns n equidistant bins between -pi and pi
animate | Animate a tour path.
animate_andrews | Andrews' curves tour path animation.
animate_density2d | Display tour path with a density and scatterplot
animate_dependence | Display tour path with two groups of variables
animate_depth | Display 3d projection with depth cues
animate_dist | 1d distribution tour path animation.
animate_faces | Chernoff faces tour path animation.
animate_groupxy | Display 2D tour projections displayed separately by groups
animate_idx | Display a 1D linear aggregation index
animate_image | Image tour path animation.
animate_pca | Display tour path with principal component scores with original axes
animate_pcp | Parallel coordinates tour path animation.
animate_sage | Display tour path with a sage scatterplot
animate_scatmat | Scatterplot matrix tour path animation.
animate_slice | Display tour path with a sliced scatterplot
animate_stars | Star glyph tour path animation.
animate_stereo | Anaglpyh tour path animation.
animate_trails | Display tour path with trails
animate_xy | Display tour path with a scatterplot
anomaly_index | Anomaly index.
areColors | Test if all entries are colors

## -- C --

center | Center a numeric vector by subtracting off its mean.
check_dup | A jellyfish optimiser for projection pursuit guided tour
cmass | Central mass index.

## -- D --

dcor2d | Distance correlation index.
dcor2d_2 | Distance correlation index.
dependence_tour | A dependence tour path.
display_andrews | Andrews' curves tour path animation.
display_density2d | Display tour path with a density and scatterplot
display_dependence | Display tour path with two groups of variables
display_depth | Display 3d projection with depth cues
display_dist | 1d distribution tour path animation.
display_faces | Chernoff faces tour path animation.
display_groupxy | Display 2D tour projections displayed separately by groups
display_idx | Display a 1D linear aggregation index
display_image | Image tour path animation.
display_pca | Display tour path with principal component scores with original axes
display_pcp | Parallel coordinates tour path animation.
display_sage | Display tour path with a sage scatterplot
display_scatmat | Scatterplot matrix tour path animation.
display_slice | Display tour path with a sliced scatterplot
display_stars | Star glyph tour path animation.
display_stereo | Anaglpyh tour path animation.
display_trails | Display tour path with trails
display_xy | Display tour path with a scatterplot
draw_tour_axes | Draw tour axes on the projected data with base graphics

## -- E --

estimate_eps | Estimate cutoff eps for section pursuit.

## -- F --

flea | Flea beatle measurements
Flea measurements | Flea beatle measurements
flea, | Flea beatle measurements
flea_raw | Flea beatle measurements
frozen_guided_tour | The frozen guided tour
frozen_tour | A frozen tour path.

## -- G --

grand_tour | A grand tour path.
guided_anomaly_tour | A guided anomaly tour path.
guided_section_tour | A guided section tour path.
guided_tour | A guided tour path.

## -- H --

holes | Holes index.

## -- I --

interpolate | Interpolate geodesically between bases.

## -- L --

laser | Turnable laser measurements from Bellcore
Laser measurements | Turnable laser measurements from Bellcore
lda_pp | LDA projection pursuit index.
linear_breaks | Returns n equidistant bins between a and b
little_tour | A little tour path.
local_tour | A local tour path.
loess2d | Spline/loess based index.

## -- M --

mahal_dist | Calculate the Mahalanobis distance between points and center.
manual_slice | Manually slice along a variable axis.
mapColors | Map vector of factors to color
mapShapes | Map vector of factors to pch
MIC | Maximum and total information coefficient index.

## -- N --

norm_bin | Normality index.
norm_kol | Normality index.

## -- O --

olive | Olive oil samples from Italy
Olive oil measurements | Olive oil samples from Italy
ozone | Monthly ozone measurements over Central America
Ozone measurements | Monthly ozone measurements over Central America

## -- P --

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.
pda_pp | PDA projection pursuit index.
places | Ratings of different locations across North America
Places Ratings | Ratings of different locations across North America
planned2_tour | A planned tour path.
planned_tour | A planned tour path.
proj_dist | Calculate the distance between two bases.

## -- R --

radial_tour | A radial tour path.
Rat CNS | Rat CNS Gene Expression
ratcns | Rat CNS Gene Expression
render | Render frames of animation to disk
render_anim | Render a set of animation frames
render_gif | Render frames of animation to a gif file
render_proj | Render plotly animation frame
rescale | Rescale a matrix or data frame

## -- S --

save_history | Save tour history.
search_better | Search for a better projection near the current projection.
search_better_random | Search for a better projection using simulated annealing
search_geodesic | A pseudo-derivative, line search algorithm.
search_jellyfish | A jellyfish optimiser for projection pursuit guided tour
search_polish | Search very locally to find slightly better projections to polish a broader search.
search_posse | Search for a better projection based on Poss, 1995
skewness | Skewness index.
slice_index | Section pursuit index.
sphere_data | Sphere a matrix (or data frame) by transforming variables to principal components.
splines2d | Spline/loess based index.
stringy | Scagnostic indexes.

## -- T --

t1 | Saved history of guided tour with holes
tao | Tropical Atmosphere Ocean data
TIC | Maximum and total information coefficient index.
Tropical Atmosphere Ocean | Tropical Atmosphere Ocean data