MareArts Computer Vision Study.: 2020.02

Deep learning study - logistic classifier #3

Logistic Classifier The logistic classifier is similar to equation of the plane. W is weight vector, X is input vector and y is output...
cat detection using latent SVM in opencv

The latent SVM tells the learning method used in this paper -> "Discriminatively trained deformable part models". The authors s...
(OpenCV Study) Background subtractor MOG, MOG2, GMG example source code (BackgroundSubtractorMOG, BackgroundSubtractorMOG2, BackgroundSubtractorGMG)

Background subtractor example souce code. OpenCV support about 3 types subtraction algorithm. Those are MOG, MOG2, GMG algorithms. Det...
Creating a custom CUDA kernel that directly utilizes tensor cores

Creating a custom CUDA kernel that directly utilizes tensor cores is an advanced topic, as tensor cores are typically accessed through highe...
Video Stabilization example source code, (using cvFindHomography, cvWarpPerspective functions in openCV)

Video stabilization example source code. The principle is like that... Firstly, to obtain 2 adjacent images extract good feature to t...
SICK LMS511 sensor data acquisition interface (source code, C++/MFC)

This is data acquisition source code of LMS511(SICK co.) Source code is made by MFC(vs 2008). The sensor is communicated by TCP/IP. ...
Image warping (using opencv findHomography, warpPerspective)

fig 1. Left: set 4 points (Left Top, Right Top, Right Bottom, Left Bottom), right:warped image to (0,0) (300,0), (300,300), (0,300) Fi...
Example source code of extract HOG feature from images, save descriptor values to xml file, using opencv (using HOGDescriptor )

This example source code is to extract HOG feature from images. And save descriptors to XML file. The source code explain how to use HOGD...
mnist image dataset (jpg files)

The MNIST dataset is a dataset of handwritten digits, comprising 60 000 training examples and 10 000 test examples. The dataset can be downl...
(OpenCV Study) Background subtraction and Draw blob to red rectangle (example source code)

I use MOG2 algorithm to background subtraction. The process is resize to small for more fast processing to blur for avoid noise affectio...

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2/23/2020

object detection related review [link only]