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Discussion Groups | Image Signal Processing

Technical Discussions related to Image Processing (image coding, compression, digital effects, mpeg, etc)

  

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Text Detection - Stroke Filter

svlada19 - Jan 23 2010
Hello, I am new into Image Processing, and I have started simple project for recognizing text on images with complex background. I want to use stroke filter as first step, but ... Text Detection - Stroke Filter

Re: dividing the image pixels into different color bins

BRIJESH JAJAL - Jan 21 2010
Dear, if you have matlab, it has following code that seperates 3 color values: i=imread('sample.bmp','bmp'); % Save Bitmap 24 bit format in Array I 'Loop the value of a starting ... Re: dividing the image pixels into different color bins

dividing the image pixels into different color bins...

"neel............................." - Jan 20 2010
hi all.... i have a color image...and i want to classify the image pixels into different color bins....example......different shades of a given color should be there in the bin fo... dividing the image pixels into different color bins...

How to detection similarity of two Image   [9 Articles]

mohammad - Jan 12 2010
dear all members I am trying to find rate of difference or rate of similarity of two Images. anyone can give me any Idea ? for example : if we have 2 Image : im1.jpg and im2.j... How to detection similarity of two Image

How to detection similarity of two Image

samuel tamiru - Jan 8 2010
You know comparing images is highly subjective task, and Corr2, SNR, RMS .. and more .. but all this techniques have their own deficiency and there are some litratures on a robust ... How to detection similarity of two Image

surface feature detection for 3d meshes

Juan Vesa - Jan 5 2010
hi, i'm after some references of algorithms/techniques which explore feature detection on surfaces of 3d meshes. if anyone has any references or places to start looking coul... surface feature detection for 3d meshes

2d Discrete Wavelet Transform

"bal...@ymail.com" - Dec 29 2009
I want to do feature extraction on a image using wavelet transform(in JAVA). Can anyone give me the algorithm or the method to do this? Is there any book that can help me? ... 2d Discrete Wavelet Transform

Peak detection

kian zarrin - Nov 17 2009
Hi, I want to detect corners and i need a good and fast peek detection method. i have searched the Internet and found one ( MATLAB function : findpeaks) but i cant find the one ... Peak detection

minima detection

Harish - Nov 17 2009
Hi, Given an autocorrelation function which has a peak at time instant 0 and almost zero values at any other time, I need to find the immediate minima after t=0 ? Any suggestions... minima detection

2D FFT & IFFT OpenCV

c_oz...@yahoo.com - Nov 13 2009
Hello All!! I am really surprised by the fact that no mater how hard I used my googling skills, I couldn't find a simple code that shows how to take 2D FFT of an image, AND GO B... 2D FFT & IFFT OpenCV
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