Code For Image Processing And Computer Vision

LOMO Feature Extraction and XQDA Metric Learning for Pe...

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This MATLAB package provides the LOMO feature extraction and the XQDA metric learning algorithms proposed in our CVPR 2015 paper. It is fast, and effective for person re-identification. For more details, as well as downloads of extracted features on sever ...

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Local Binary Pattern

This is a class to calculate histogram of LBP (local binary patterns) from an input image, histograms of LBP-TOP (local binary patterns on three orthogonal planes) from an image sequence, histogram of the rotation invariant VLBP (volume local binary patte ...

AuthorsJia WU
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P3P(Perspective 3-Points) Solver

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This is a implementation of the classic P3P(Perspective 3-Points) algorithm problem solution in the Ransac paper "M. A. Fischler, R. C. Bolles. Random Sample Consensus: A Paradigm for Model Fitting with Applications to Image Analysis and Automated Cartogr ...

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OpenCV Based Extended Kalman Filter Frame

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A simple and clear OpenCV based extended Kalman filter(EKF) abstract class implementation,absolutely following standard EKF equations. Special thanks to the open source project of KFilter1.3. It is easy to inherit it to implement a variable state and me ...

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SIFT Extractor

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This program is used to extract SIFT points from an image.

AuthorsZhenhui Xu
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Quasi-Dense Matching

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This program is used to find point matches between two images. The procedure can be divided into two parts: 1) use SIFT matching algorithm to find sparse point matches between two images. 2) use "quasi-dense propagation" algorithm to get "quasi-dense" p ...

AuthorsZhenhui Xu
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Histograms of Oriented Gradients (HOG) Feature Extracti...

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This program is used to extract HOG(histograms of oriented gradients) features from images. The integral histogram is used for fast histogram extraction. Both APIs and binary utility are provided.

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