EMDistance              Earth mover's distance between two sets of
                        color clusters
chisqDistance           Chi-square distance between vectors
colorDistance           Sum of Euclidean distances between color
                        clusters
combineClusters         Average 3D color histograms by subdirectory
combineList             Combine a list of cluster features into a
                        single cluster set
convertColorSpace       Convert between color spaces
exportTree              Export a distance matrix as a tree object
extractClusters         Extract cluster values and sizes from kmeans
                        fit objects
getColorDistanceMatrix
                        Distance matrix for a list of color cluster
                        sets
getHistColors           Vector of hex colors for histogram bin
                        coloration
getHistList             Generate a list of cluster sets for multiple
                        images
getImageHist            Generate a 3D histogram based on color
                        distribution in an image
getImagePaths           Fetch paths to all valid images in a given
                        directory
getKMeanColors          Fit pixels to clusters using KMeans clustering
getKMeansList           Get KMeans clusters for every image in a set
getLabHist              Generate a 3D histogram based on CIE Lab color
                        coordinates in an image
getLabHistList          Generate a list of cluster sets in CIE Lab
                        color space
heatmapColorDistance    Plot a heatmap of a distance matrix
imageClusterPipeline    Generate and plot a color distance matrix from
                        a set of images
loadImage               Import image and generate filtered 2D pixel
                        array(s)
normalizeRGB            Normalize pixel RGB ratios
orderClusters           Order color clusters to minimize overall color
                        distance between pairs
pause                   Pause and wait for user input
plotClusters            Plot clusters in 3D color space
plotClustersMulti       Plot several different cluster sets together
plotHist                Color histogram of binned image
plotImage               Display an image in a plot window
plotPixels              Plot pixels in color space
scatter3dclusters       Plot 3D clusters in a 2D plot
weightedPairsDistance   Distance between color clusters with
                        user-specified color/size weights
