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tourr (version 1.1.0)
Tour Methods for Multivariate Data Visualisation
Description
Implements geodesic interpolation and basis generation functions that allow you to create new tour methods from R.
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Install
install.packages('tourr')
Monthly Downloads
1,822
Version
1.1.0
License
MIT + file LICENSE
Issues
8
Pull Requests
1
Stars
62
Forks
21
Repository
https://github.com/ggobi/tourr
Maintainer
Di Cook
Last Published
August 24th, 2023
Functions in tourr (1.1.0)
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display_density2d
Display tour path with a density and scatterplot
display_andrews
Andrews' curves tour path animation.
center
Center a numeric vector by subtracting off its mean.
animate
Animate a tour path.
dependence_tour
A dependence tour path.
dcor2d
Distance correlation index.
display_pca
Display tour path with principal component scores with original axes
display_idx
Display a 1D linear aggregation index
display_slice
Display tour path with a sliced scatterplot
display_groupxy
Display 2D tour projections displayed separately by groups
display_image
Image tour path animation.
find_best_frozen_dir
Find most promising direction in frozen space.
display_stereo
Anaglpyh tour path animation.
display_stars
Star glyph tour path animation.
display_dist
1d distribution tour path animation.
display_sage
Display tour path with a sage scatterplot
display_trails
Display tour path with trails
display_faces
Chernoff faces tour path animation.
correct_orientation
check if the current and target bases are of the same orientation
cumulative_radial
Calculate radial cumulative distribtuion
display_depth
Display 3d projection with depth cues
draw_tour_axes
Draw tour axes on the projected data with base graphics
estimate_eps
Estimate cutoff eps for section pursuit.
display_scatmat
Scatterplot matrix tour path animation.
display_pcp
Parallel coordinates tour path animation.
eucl_norm_sq
Calculate the squared Euclidean norm of a vector x
check_freezer_safe
Check matrix is a valid frozen matrix
cmass
Central mass index.
frozen_tour
A frozen tour path.
compute_v_rel
If not set, compute epsilon based on half_range
freeze
Freeze and thaw matrices
linear_breaks
Returns n equidistant bins between a and b
find_best_dir
Find the most promising direction to travel in.
geodesic_path
Generate geodesic path.
find_frozen_path_peak
Find most highest peak along frozen geodesic.
display_xy
Display tour path with a scatterplot
find_platform
Find the platform Find the platform being used by the user
guided_section_tour
A guided section tour path.
guided_tour
A guided tour path.
little_tour
A little tour path.
mapColors
Map vector of factors to color
grand_tour
A grand tour path.
find_path_peak
Find the most interesting projection along a geodesic.
mapShapes
Map vector of factors to pch
frozen_guided_tour
The frozen guided tour
weights_bincount_radial
Computes weights for the rescaling of radial bin counts.
search_geodesic
A pseudo-derivative, line search algorithm.
search_frozen_geodesic
A pseudo-derivative, line search algorithm along frozen geodesics.
new_geodesic_path
Generate a geodesic path between bases supplied by generator
holes
Holes index.
tourr-package
tourr: Tour Methods for Multivariate Data Visualisation
local_tour
A local tour path.
geodesic_info
Calculate information required to interpolate along a geodesic path between two frames.
draw_slice_center
Draw slice center guide with base graphics
interpolate
Interpolate geodesically between bases.
path_index
Compute index values for a tour history.
render_gif
Render frames of animation to a gif file
new_tour
Create a new tour.
render_anim
Render a set of animation frames
render
Render frames of animation to disk
norm_bin
Normality index.
plot.path_curve
Plot history curves.
manual_slice
Manually slice along a variable axis.
path_dist
Compute distance matrix from bases.
path_curves
Draw the path that the geodesics took.
is_orthonormal
Test if a numeric matrix is orthonormal.
plot.path_index
Plot history index with ggplot2.
normalise
Normalise a numeric matrix.
step_angle
Step along an interpolated path by angle in radians.
search_better
Search for a better projection near the current projection.
pda_pp
PDA projection pursuit index.
search_better_random
Search for a better projection using simulated annealing
step_fraction
Step along an interpolated path by fraction of path length.
lda_pp
LDA projection pursuit index.
render_proj
Render plotly animation frame
orthonormalise
Orthonormalise using modified Gram-Schmidt process.
paths_index
Compute index value for many histories.
proj_dist
Calculate the distance between two bases.
t1
Saved history of guided tour with holes
xnul
A null function
to_stop
Prints information on how to stop the output
search_posse
Search for a better projection based on Poss, 1995
project3d
Stereographic projection
search_polish
Search very locally to find slightly better projections to polish a broader search.
slice_binning
Separately binning observations inside and outside the slice.
radial_tour
A radial tour path.
rescale
Rescale a matrix or data frame
planned_tour
A planned tour path.
radial_bin_weight_inv
Inverse weights for rescaling counts in radial bins.
save_history
Save tour history.
orthonormalise_by
Orthonormalise one matrix by another.
slice_index
Section pursuit index.
splines2d
Spline based index.
sphere_data
Sphere a matrix (or data frame) by transforming variables to principal components.
anchored_orthogonal_distance
Calculate orthogonal distances
Flea measurements
Flea beatle measurements
andrews
Compute Andrews' curves
angular_breaks
Returns n equidistant bins between -pi and pi
areColors
Test if all entries are colors
basis_init
Generate initial basis.
Ozone measurements
Monthly ozone measurements over Central America
Laser measurements
Turnable laser measurements from Bellcore
Tropical Atmosphere Ocean
Tropical Atmosphere Ocean data
basis_nearby
Generate nearby bases, e.g. for simulated annealing.
bases_little
Generate bases for the little tour
anaglyph
Draw anaglyphs with base graphics.
Rat CNS
Rat CNS Gene Expression
basis_random
Generate a random basis
Olive oil measurements
Olive oil samples from Italy
Places Ratings
Ratings of different locations across North America
blank_plot
Set up a blank plot to display data projections