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Stefan


Con actividad desde 2012

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Estadística

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

casi 13 años hace | 0

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

casi 13 años hace | 0

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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...

casi 13 años hace | 0

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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...

casi 13 años hace | 0

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

casi 13 años hace | 0

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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...

casi 13 años hace | 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...

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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 ...

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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...

casi 13 años hace | 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. ...

casi 13 años hace | 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...

casi 13 años hace | 0

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

casi 13 años hace | 1

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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 ...

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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...

casi 13 años hace | 0