double2rgb by David Legland

Converts an array of double (2D or 3D) to an RGB image using specified colormap (image processing, image display, rgb)

double2rgb(img, map, bounds, varargin)

Plot to Bitmap by Dirk-Jan Kroon

Plot lines (and text) directly into a bitmap, including filled polygons. (bitmap, image, text)

I=bitmapplot(x,y,Ibackground,options)

I=bitmaptext(lines,I,pos,options)

Colorspace Transformations by Pascal Getreuer

Transform colors between sRGB, YCbCr, YPbPr, YUV, YIQ, HSV, HSL, HSI, XYZ, Lab, Luv, LCH, CAT02 LMS (color, image processing)

colorspace(Conversion,varargin)

colorspace_demo(Cmd)

colorspace_ciedemo.m

real2rgb & colormaps by Oliver Woodford

Converts intensity matrices into truecolor images. (colormap, real2rgb, false color)

autumn(varargin)

bled(varargin)

bone(varargin)

Color Model from PolySpace Verification by David Jaffry

The tool colors Simulink Model using PolySpace code verification. (simulink, verification, link)

Color_Model_From_Verification(callbackInfo) %#ok<INUSD>

sl_customization(cm)

Example

Color Image Histogram by Jeff Mather

Display a histogram showing the color balance of an image. (color, rgbhist imhist color ..., also ididnot get the ...)

rgbhist(I)

Spectral and XYZ Color Functions by Jeff Mather

Label plots with spectra. Convert wavelengths to RGB. Functions for color matching and illuminants. (color, spectrum label color ...)

colorMatchFcn(formulary)

createSpectrum(matchingFcn)

illuminant(theIlluminant)

Film-like tone reproduction operator by Jeff Mather

A film-like tone mapping function for HDR images (hdr, hdri, color)

simulateFilm(rgbRadiance, nStops)

Change 1 color to another of an image by Michael Chan

Illustrates the remapping of 1 color to another of an image. (image, image processing, rgb)

change1colorOnRGBToAnother(rgbImage, toleranceOfColorDetect...

plotFigureAsSubplot(image, titleString, numberOfPlotsPerRow...

usage_change1colorOnRGB_ToAnother.m

OverLaying Color Images by Michael Chan

Illustrates overlaying of 2 RGB images. Multiple images may be overlay 1 over the other as well. (overlay, rgb, color)

makeColorVersionOnBordersOfBW_Image(grayImage, thresholdedI...

overlay2colorImages(rgbImage, rgbImage2)

usage_overlayColoredBorders_Images.m

Custom-shaped histogram by Image Analyst

Transform an image to have any histogram you want. (color detection, fun, segmentation)

shaped_histogram()

threshold(varargin)

threshold_grayscale_image(original_image, min_threshold, ma...

Image Edge Enhancing Coherence Filter Toolbox by Dirk-Jan Kroon

Advanced 2D/3D noise removal and edge enhancing with anisotropic diffusion filtering ( Weickert ) (3d, ridge, image enhancement)

CoherenceFilter(u,Options)

D=derivatives(I,option)

I=imgaussian(I,sigma,siz)

Simple color detection by hue by Image Analyst

Detect yellow regions in an image via thresholding in HSV color space. (color detection, color, color classification)

SimpleColorDetectionByHue()

SimpleColorDetection by Image Analyst

Script to do simple color detection in RGB color space. Finds red objects in the image. (color detection, color classification, color)

SimpleColorDetection()

Image Color Reduction by Robert Bemis

Reduce number of image colors. (color, rgb indexed image rep...)

ReduceColorPeppers

Drawing Color Histograms and Color Clouds by Chaitanya Sai Gaddam

Matlab code to plot color histograms and color clouds (color histogram, 3d array, colour clourds)

createColorHistograms(im_str)

color_line by DS

Plot a vector with colors defined by intensity values and a colormap. (color, colormap, line)

color_line(x,y,z,cmap)

mdl_color by Will Campbell

Remove or return colors to Simulink object backgrounds (simulink, utilities, color)

mdl_color(varargin)

Color Segmentation by Robert Bemis

Example used for Imaging Webinar 26-June-2003. (color, webinar color image s..., toolbox demo)

webinar_script.m

Draw a border around an image by Eric Johnson

Draws a colored border around an image. (image processing, border, border thickness)

addborder(img1, t, c, stroke)

Composing multiple BW images to one color image by David Silver

Composing n binary images to a colored image while each image is layer of some color. (pseudo color, visualization, color)

RGB_layers(imgs,RGBs)

domain coloring by Ankur Pawar

Visualization of complex function. (domain coloring, complex function, mathematics)

img=coolviz1(func)

img=coolviz2(func)

img=coolviz3(func)

imshade by Kelsey Jordahl

Plot shaded relief, optionally using simulated lighting direction (map, mapping, color)

imshade(x,y,im,angle);

Bias Field Corrected Fuzzy C-Means by Dirk-Jan Kroon

Estimates the illumination artifact in 2D (color) and 3D CT and MRI and segments into classes. (bias field estimation, illumination, segmentation)

I=imgaussian(I,sigma,siz)

[B,U]=BCFCM2D(Y,v,Options)

BCFCM3D.m

imgaussian by Dirk-Jan Kroon

Fast Gaussian filtering of 1D, 2D greyscale / color image or 3D image volume. (2d, filter, filtering)

I=imgaussian(I,sigma,siz)

COLORMAP and COLORBAR utilities (Sep 2009) by Carlos Adrian Vargas Aguilera

MATLAB color utilities including COLORMAP join and interpolation; freeze and fit COLORBAR, etc. (color freeze, caxis, colorbarfit)

...

cbfit(varargin)

cbfreeze(varargin)

Color Image Processing Webinar Files by Bruce Tannenbaum

Presentation file and color calibration demo. (makecform, image, image processing)

adjustWP(squareMeans,chartSquares)

calculateError(squares1, squares2)

createCurves(...

FireIce (Hot/Cold) Colormap by Joseph Kirk

Creates a Custom Cyan-Blue-Black-Red-Yellow Colormap (colormap, hot, cold)

fireice(m)

Globs Game Player and Solver by Husam Aldahiyat

Play and/or solve this fun and addictive game. (globs, game, color)

buildglobs(A)

fillcc(x,y,c)

getAmat(l)

RGB triple of color name, version 2 by Kristjan Jonasson

Returns a Matlab RGB color specifier corresponding to a given color name (139 colors supported). (color, color name, rgb)

rgb(s)

createLineInColorOrder by Greg Aloe

Force each created line to obey the axes 'ColorOrder' property. (annotation, customization, colororder)

createLineInColorOrder(varargin)

COLOR SYSTEMS by Divakar Roy

Convert color images between RGB,RBG,GRB,GBR,BRG,BGR (color, bgr, brg)

colsys(input_image, color_system, output_image)

NEGATIVE:Make colored negative images by Divakar Roy

Produces colored and gray negative images (negative, image, color)

negative(input_image, output_image)

COLOR by Divakar Roy

Conversion of images into different colors. (color, red, green)

color(input_image, color_name, output_image)

colourplot by Will Robertson

Colours every plot line uniquely (annotation, customization, plot)

colourplot( series )

AUTO LEVEL by Divakar Roy

Automatic adjustment of brightness & color of images (automatic, hue, color)

autolevel(input_img,output_img)

AUTO ENHANCEMENT FOR IMAGES by Divakar Roy

AUTO ENHANCEMENT FOR IMAGES to make better- looking images. (automatic, auto, image)

autoenhance(input_img,output_img)

AUTO COLOR by Divakar Roy

Automatic adjustment of hue & saturation (color) of images (enhancement, automatic, color)

autocolor(input_img,output_img)

Lab2RGB by Mark Ruzon

Converts an image from the CIELAB color space into the RGB color space. (color, image processing)

Lab2RGB(L, a, b)

RGB2Lab by Mark Ruzon

Converts an image from the RGB color space to the CIELAB color space. (color, image processing)

RGB2Lab(R,G,B)

Cold Colormap by Joseph Kirk

Creates a COLD colormap that complements the built-in HOT colormap (colormap, hot, cold)

cold(m)

Changing the color of a block while the simulation runs by Guy Rouleau

Did you ever wanted to see the color of a block changing while a simulation is running? (simulink, color, runtime)

ChangeColor(block)

Test

Set conditional formating to Excel by Tal Shir

Set a conditional format in Excel to change negative numbers text color to red. (excel, format, conditional format)

xlsCondFormNeg(filename,sheetname,varargin)

GNU Emacs Color matrix by T. U.

Two MATLAB .mat files include GNU Emacs Color name and their RGB (256) array. (color, emacs)

rgb2name by matt dash

Names a color based on its RGB-triple colorspec. Knows over 400 color names. (rgb, color, color name)

name=rgb2name(x)

rgb2namedemo

Quiverc by Bertrand Dano

Creates a color quiver plot with arrows colors according to the magnitude of the vector. (cm thompson, vectors, function quiver)

quiverc(varargin)

Image retrieval - Query by Example Demo by Theodoros Giannakopoulos

This demo provides a simple query by image example method, based on HSV values. (color, image analysis, image retrieval)

getImageHists(imageName, PLOT)

searchImageHist(imageName, modelName, nResults)

varycolor by Daniel Helmick

Provides maximum color variation for lines on plots. (plot color, utilities, miscellaneous)

ColorSet=varycolor(NumberOfPlots)

Rendering High Dynamic Range Images on the Web by Linda Webb

Creating a digital imaging program to display high-contrast, high-resolution images on low dynamic r (whitepaper, article, paper)

VIBGYOR Color Segmentation by Kannan Keizer

VIBGYOR Color Segmentation (color, vibgyor, rgb)

VIBGYORsegmentation(img)