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Convex Hull using OpenCV in Python and C++

Kushashwa Ravi Shrimali
August 13, 2018 3 Comments
how-to Tutorial

August 13, 2018 By 3 Comments

Convex Hull using OpenCV in C++ and Python

In this post, we will learn how to find the Convex Hull of a shape (a group of points). We will briefly explain the algorithm and then follow up with C++ and Python code implementation using OpenCV. ...

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Tags: C++ Chan's algorithm convex hull convexHull drawContour findContour Graham scan Jarvis march Python Sklansky
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Filed Under: how-to, Tutorial

Convolutional Neural Network based Image Colorization using OpenCV

Sunita Nayak
July 29, 2018 3 Comments
Application Computer Vision Stories Deep Learning how-to Machine Learning OpenCV 3

July 29, 2018 By 3 Comments

Deep Learning based Image Colorization using OpenCV

Sometimes technology enhances art. Sometimes it vandalizes art. Colorizing black and white films is a very old idea dating back to 1902. For decades many movie creators opposed the idea of ...

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Tags: C++ Color Rebalancing convolutional neural network deep learning Image Colorization OpenCV Python video colorization
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Filed Under: Application, Computer Vision Stories, Deep Learning, how-to, Machine Learning, OpenCV 3

SVM using Scikit-Learn in Python

Kushashwa Ravi Shrimali
July 27, 2018 3 Comments
Machine Learning

July 27, 2018 By 3 Comments

SVM with scikit-learn

This post explains the implementation of Support Vector Machines (SVMs) using Scikit-Learn library in Python. We had discussed the math-less details of SVMs in the earlier post. In this post, we ...

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Tags: classification Grid Search Kernel Trick Parameter Tuning Python scikit-learn Support Vector Machine SVM
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Filed Under: Machine Learning

GOTURN : Deep Learning based Object Tracking

Satya Mallick
July 22, 2018 16 Comments
Deep Learning how-to Machine Learning Tracking

July 22, 2018 By 16 Comments

GOTURN : Deep Learning based Object Tracker

In this post, we will learn about a Deep Learning based object tracking algorithm called GOTURN. The original implementation of GOTURN is in Caffe, but it has been ported to the OpenCV Tracking API ...

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Tags: C++ CNN GOTURN object tracking OpenCV 3 Python
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Filed Under: Deep Learning, how-to, Machine Learning, Tracking

OpenCV Transparent API

Satya Mallick
January 28, 2018 44 Comments
how-to OpenCV 3

January 28, 2018 By 44 Comments

OpenCV Transparent API

A master wordsmith can tell a heart breaking story in just a few words. For sale: baby shoes, never worn. A great artist can do so much with so little! The same holds true for great programmers and ...

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Tags: C++ hardware acceleration opencl Python t-api tapi transparent API
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Filed Under: how-to, OpenCV 3

Eigenface using OpenCV (C++/Python)

Satya Mallick
January 18, 2018 15 Comments
Application Face GUI how-to Machine Learning Tutorial

January 18, 2018 By 15 Comments

Eigen Face

In this post, we will learn about Eigenface -- an application of Principal Component Analysis (PCA) for human faces.  We will also share C++ and Python code written using OpenCV to explain the ...

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Tags: C++ EigenFace PCA Principal Component Analysis Python
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Filed Under: Application, Face, GUI, how-to, Machine Learning, Tutorial

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About

I am an entrepreneur with a love for Computer Vision and Machine Learning with a dozen years of experience (and a Ph.D.) in the field.

In 2007, right after finishing my Ph.D., I co-founded TAAZ Inc. with my advisor Dr. David Kriegman and Kevin Barnes. The scalability, and robustness of our computer vision and machine learning algorithms have been put to rigorous test by more than 100M users who have tried our products. Read More…

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