Nikolay S.

Last seen: 12 months 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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Energy of a photon
Given the frequency F of a photon in giga hertz. Find energy E of this photon in giga electron volts. Assume h, Planck's ...

7 years ago

Solved

How to subtract?
* Imagine you need to subtract one number from another using MATLAB. * You will not be using eval for this task. * Given two A...

7 years ago

Submitted

Local binary patterns
Calculates image LBP (Local binary patterns).

7 years ago | 3 downloads |

Submitted

find Synonym
A function designed to deal with synonyms issue

7 years ago | 1 download |

Submitted

Active Contours implementation & test platform GUI
Implementation and demonstration of several active contours segmentation methods.

8 years ago | 2 downloads |

Solved

Pizza!
Given a circular pizza with radius _z_ and thickness _a_, return the pizza's volume. [ _z_ is first input argument.] Non-scor...

8 years ago

Submitted

Set and get nested Structure/Object filed data
Functions allowing easy Get & Set access to a nested Structure/Object filed data

8 years ago | 1 download |

Submitted

Controllable tight subplot
Subplot wrapper, allowing better figure utilization, by tighter axes.

8 years ago | 17 downloads |

Submitted

apply2VideoFrames
Apply any image processing function applied to all frames of input video.

8 years ago | 2 downloads |

Submitted

waitbarTimeRemaining
A customized progress bar

8 years ago | 1 download |

Question

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...

8 years ago | 1 answer | 0

1

answer

Submitted

kolian1/texture-segmentation-LBP-vs-GLCM
A Matlab Image segmentation via several feature spaces DEMO

9 years ago | 1 download |

Submitted

Files to folders based on properties
Groups files into folders based on user defined file properties.

9 years ago | 1 download |

Submitted

Efficient LLBP (Line Local Binary Pattern)
The function implements LLBP (Line Local Binary Pattern)

9 years ago | 4 downloads |

Answered
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...

9 years ago | 0

Answered
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...

9 years ago | 0

Answered
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...

9 years ago | 0

Answered
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...

9 years ago | 1

Answered
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...

9 years ago | 0

Answered
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...

9 years ago | 0

Answered
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...

9 years ago | 0

Answered
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); ...

9 years ago | 0

Answered
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...

9 years ago | 0

| accepted

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

9 years ago | 0

Submitted

Shift based LBP
The function implements LBP (Local Binary Pattern analysis), in a shift based manner.

10 years ago | 1 download |