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Stefan


20 total contributions since 2012

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Answered
steps for Independent component analysis(ica)
check this out: http://cis.legacy.ics.tkk.fi/aapo/papers/IJCNN99_tutorialweb/

4 years ago | 0

Answered
Advantages of gabor filter
one great advantage are the invariant properties of the extracted features: http://personal.lut.fi/users/joni.kamarainen/down...

4 years ago | 0

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Answered
images color
look at this example, i think its the easiest way to get a mask http://www.mathworks.de/help/toolbox/images/ref/graythresh.ht...

4 years ago | 0

Answered
images color
is the area under a curve or between two curves? then use: http://www.mathworks.de/help/techdoc/ref/area.html otherwise, d...

4 years ago | 0

Answered
unsharp masking
to reduce noise (wrong pixels) use a median or mean filter. http://www.mathworks.de/help/toolbox/images/ref/medfilt2.html co...

4 years ago | 0

Answered
creating two pairs of data which are apart by a certain distance
if the data set i very large you have to vectorize the code...

4 years ago | 0

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creating two pairs of data which are apart by a certain distance
use epsilon-nearest neighbors algorithm. or simple: if your data have the coordinates x and y and TH = tour predefied thres...

4 years ago | 0

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Answered
Changes in vectors
Are the measure points located in a vector with the same size like L_New? Or do you have more values? Same size: Why do you ...

4 years ago | 0

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Eliminate reflections in an image
It depends on your images which you want to process. You can use some kind of diffusion by applying median or mean filter. Thi...

4 years ago | 0

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Vectorize this?
I think you can pre-allocate teh varibale new_row also (command _'ones()'_ ) Variable A is changig it's size in every loop. ...

4 years ago | 0

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Vectorize this?
Hi Edward, which structure has your cplex.Model? Without this information it's more difficult to understand the vectoroizing...

4 years ago | 0

Posted


Coarsness
But somehow my filtered image does not look like its suggested in this publication: http://waset.org/journals/waset/v65/v65-112....

4 years ago | 677 views

Answered
Gabor filter
u can use it for edge detecttion or texture extraction

4 years ago | 0

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sigma of gabor filter
Hi Mahua, you can choose if sigma_x and sigma_y are the same or different values. These values decide about the eliptic shape ...

4 years ago | 1

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Posted


Chebychev-Fourier
Hi there, ? I found an example in : 'WND-CHARM: Multi-purpose image classification using compound image transforms' --> http://...

4 years ago | 715 views

Responded


Re: HARALICK 14 FEATURE MATLAB CODE
HEY, here is the link. Hope it will be helpful. Its my own file why I would appreciate your comment/rating :) Feel free to ask! ...

4 years ago | 10825 views

Responded


Re: HARALICK 14 FEATURE MATLAB CODE
HEY, here is the link. Hope it will be helpful. Its my own file why I would appreciate your comment/rating :) Feel free to ask! ...

4 years ago | 10825 views

Answered
Haralick function input image
Hi Sibel, if I understood you correctly: You separate the neurons from their actual image environment and st it on a black b...

4 years ago | 0

Responded


Re: HARALICK 14 FEATURE MATLAB CODE
search for haralick, there is a new file online. you only have to input your co-occurence matrix calculated from matlab.

4 years ago | 10825 views

Responded


Re: HARALICK 14 FEATURE MATLAB CODE
search for haralick, there is a new file online. you only have to input your co-occurence matrix calculated from matlab.

4 years ago | 10825 views