1
vote
1answer
56 views

Identifying the color in Image

This has mad me Crazy for a while Can any one please Help me solving this this is the Image that I am working on . Basically this image is made up of 98 different color patches 7 patch on each level ...
5
votes
2answers
116 views

How to color separate a colored-in-pencil drawing?

I'd like to pick out just the "pencil" color in some drawings done by a young member of the household (he'd like to print out copies of these pictures and distribute them to his class mates on the ...
9
votes
1answer
304 views

How to find a specific color in one picture?

In a picture, there are many different colors. How can I just want to find the position of one color. In the following picture, if I would like to find the coordinates of the position of blue, how can ...
1
vote
1answer
139 views

Remove overlapping red and green color

How to remove overlapping red and green color regions, leaving only red ones?
1
vote
2answers
162 views

Image's pixels GPU colour classes splitting

How can I split in color classes, the pixels of an image that I load in Mathematica? I would an output like this: ...
3
votes
2answers
188 views

How can I detect and modify one area of an image while preserving the rest

I have an image with a big black disk bounded by a white boundary in its center. The image contains some other stuff outside of the spot and its boundary. This stuff has colors which include both ...
17
votes
1answer
354 views

Color scheme used by Colorize?

The Colorize function is often used to display the results produced by MorphologicalComponents: ...
14
votes
6answers
1k views

How to find major color in a picture?

I want to find the major color (the color which appears most often) in a picture and do some analysis later. For example, if I have this picture: What I want to do is find out that gray, red, ...
5
votes
3answers
486 views

Parameters for the CIE XYZ Color Space in Mathematica

In Mathematica, producing a color based on its RGB parameters is easy; one can use (for example) ...
3
votes
2answers
397 views

HSB -> HSL Converter

Starting from an image I would like to apply a custom filter to an image. I have thought and implemented this filter in HSL space and it goes like this : Boost the saturation of the pixels that ...
12
votes
2answers
242 views

Why does DominantColors keep shuffling the order of the results?

This graphic is produced by running DominantColors (new in Mathematica 9) with different values, using the Lena image as the source: Each row is a list of the ...
26
votes
1answer
937 views

The correct way to linearize colorspace before resizing, blurring etc

There was an interesting discussion on MathGroups dealing with the fact that image-processing functions in Mathematica (and many other software, including Adobe Photoshop) work with RGB, Grayscale ...
2
votes
3answers
524 views

Color mixing or blend

Color mixing seems not only one type. Here is RGB_color_model I wrote this one: ...