Matija

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Color space conversion (cam2xyz)
Hello all, there is a fabulous site where raw image conversion (using Matlab) is described: http://users.soe.ucsc.edu/~rcs...

presque 11 ans il y a | 1 réponse | 0

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Question

Color space transform: camera (linear) RGB to XYZ
Hello all, I have a problem... Assume I have a Canon D40 camera and am producing .cr2 images in order to transform these image...

presque 11 ans il y a | 1 réponse | 0

1

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Question

Chromatic adaptation transform - Bradford matrix
Hello all, I am interested in Chromatic adaptation transform by using Bradford transformation. In order to calculate Bradf...

presque 11 ans il y a | 1 réponse | 1

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White balance tool in Photoshop
Hello all, Laurent, yes, I was interested how Adobe does white balancing and I posted the same question on Photoshop forum......

presque 11 ans il y a | 0

Question

White balance tool in Photoshop
Hello all, here I am with a rather complicated question: do you know how white balance tool (eyedropper) in Adobe Photosho...

environ 11 ans il y a | 3 réponses | 0

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Colorspace transformations - linear sRGB to HSV
Hello Image Analyst, I will work with RAW images and use dcraw to get linear responses from sensor in XYZ color space. _Ac...

environ 11 ans il y a | 0

Question

Colorspace transformations - linear sRGB to HSV
Hello all, I need a color space specialist :-) I have a set of portraits; on every portrait a person is holding a gray car...

environ 11 ans il y a | 2 réponses | 0

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Reading a camera CR2 (raw) file into MATLAB
Hello, In the mean time I found a useful article: Capturing linear images http://www.mit.edu/~kimo/blog/linear....

environ 11 ans il y a | 1

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Question

Reading a camera CR2 (raw) file into MATLAB
Hello all, withouth any experience and not much technical knowledge, I am trying to read CR2 files in MATLAB. For scientific ...

plus de 11 ans il y a | 1 réponse | 1

1

réponse

Question

Eye extraction by using a mask
Hello all, I have a following problem... In my research I have to extract eye from a face image... I will detect eyes b...

plus de 11 ans il y a | 1 réponse | 0

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Sclera detection and extraction
Finally, here is my plan: first detect eyes and detect iris, than apply eye-shaped mask centered on iris...this will result i...

plus de 11 ans il y a | 0

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Sclera detection and extraction
Great, thanks for the code. But before applying this code I have to specify the area I want to define as neutral colored (whi...

plus de 11 ans il y a | 0

Question

Sclera detection and extraction
Hello all, Often when taking a photo of people, due to a failure during white balance or significant exposure problems, the t...

plus de 11 ans il y a | 3 réponses | 0

3

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Question

How to count number of hues in an image?
Hello all, I would like to do a hue count in an image; what I want to do is to differentiate between images with a large numb...

presque 12 ans il y a | 2 réponses | 0

2

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Question

How to determine if skin colour on a photo is correct or not?
Hello all, Often when taking a photo of people, due to a failure during white balance or significant exposure problems, the ton...

environ 12 ans il y a | 2 réponses | 0

2

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Question

How to implement shadow detection?
Hello all, I have a question for you: we have a portrait or portraits taken under different lightning conditions; some por...

environ 12 ans il y a | 1 réponse | 0

1

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LibSVM data preparation problem
OK, part of the answer is in the LibSVM FAQ: Q: How to convert other data formats to LIBSVM format? with example attached....

environ 13 ans il y a | 0

Question

LibSVM data preparation problem
Hello all, I just started to work with LibSVM and have a problem: I have all the data I want to work with (image features)...

environ 13 ans il y a | 1 réponse | 0

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