Nikolay S.

Last seen: nästan 2 år ago | Active since 2011

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M.Sc in E.E. - Thesis on "The importance of Phase in Image Processing". B.Sc in E.E. ( Image&signal processing, computer networks, communication systems), Professional Interests: Video/Image/Signal processing, Computer Vision tasks: Tracking & Detection. Machine Learning. See my functions: http://www.mathworks.com/matlabcentral/fileexchange/?term=authorid%3A114017

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Seems like a bug in Matlab R2015a "sort" routine
a =[24 9 27 14; 1 40 9 33; 17 16 31 35]; [aSort, iSort] = sort(a, 2, 'descend'); % Those sh...

mer än 9 år ago | 1 answer | 0

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hi, i am new to image processing and matlab. how can i recognize particular faces in a video stream? i have already divided the video into frames and i have detected the faces. but now how can i recognize particular faces in that frame? whether shoul
Hi there. That is a hard question, with an answer worth lots of $$$. But briefly saying- you got many methods to find a fa...

mer än 10 år ago | 0

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How to do training in matlab using SVM?
Good evening Anna. Allow me to add my humble opinion. To train and SVM , you need a series of positive and negative exampl...

mer än 10 år ago | 0

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hello i need display 197 image in matlab
Hi there. When I had to review multiple images at once I've concatenated then into a mosaic/tile. You can try <http://www.mathw...

mer än 10 år ago | 0

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feature extraction using Local Line Binary Patterm
Hi. You can try my lineLBP implementation: http://www.mathworks.com/matlabcentral/fileexchange/50058-efficient-llbp--line-local...

mer än 10 år ago | 1

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Hi,I want to reduce the LBP features using PCA,any code related to this...Please help me.
Hi. You will have to understand PCA in general, and relevant Matlab functions. See relevant documentation: http://www.mathworks...

mer än 10 år ago | 0

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How to combine two features HOG and LBP to get better accuracy?
Hi there. I've worked on a project where we have combined multiple features to achieve best detection. HOG and LBP were some of...

mer än 10 år ago | 0

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Can you please tell me how to divided image into 30 blocks and obtained histogram of each block using LBP algorithm.
From my experience, an efficient way to to so is to calculate LBP image of the image, and then apply histogram function via "blo...

mer än 10 år ago | 0

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I have divided image into 30 blocks and obtained histogram of each block using LBP algorithm, i do not know how to store them separately and merge all histogram to get the single histogram?I want code for merging and saving each histogram of block.
Hi there. I'd suggest to have the histograms concatenated via Matlab CAT command. masterHist=cat(1, hist1, hist2,...hist30); ...

mer än 10 år ago | 0

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i computed LBP histogram for two images in matlab, what method used to compare the LBP histograms?
Hi there. The question is how to compare two histograms. In other words you want to find their similarity/dissimilarity measure...

mer än 10 år ago | 0

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Local Binary Pattern(LBP)
You can try one of the following LBP implementations: http://www.mathworks.com/matlabcentral/fileexchange/49787-shift-based-lbp...

mer än 10 år ago | 0

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What is the difference between IMWARP and IMTRANSFORM?
Hi Alex. Very interesting answer, I was pretty confused by seeing a few commands doing virtually the same. A few questions ar...

ungefär 11 år ago | 0

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The "Did you mean..." routine
Having asked the same question I find those functions promising: http://www.mathworks.com/matlabcentral/fileexchange/36981-find...

nästan 12 år ago | 1

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Preserving Audio stream of a Video file.
working with video and image processing, and posting functions I consider useful on Matlab File Exchange. I’m usually concerned ...

mer än 13 år ago | 0 answers | 0

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