In this tutorial, we will learn about OpenCV tracking API that was introduced in OpenCV 3.0. We will learn how and when to use the 8 different trackers available in OpenCV 4.2 — BOOSTING, MIL, KCF, ...
Training a better Haar and LBP cascade based Eye Detector using OpenCV
This post is part of a series I am writing on Image Recognition and Object Detection. The complete list of tutorials in this series is given below: Image recognition using traditional Computer ...
Histogram of Oriented Gradients
In this post, we will learn the details of the Histogram of Oriented Gradients (HOG) feature descriptor. We will learn what is under the hood and how this descriptor is calculated internally by ...
Image Recognition and Object Detection : Part 1
This is a multipart post on image recognition and object detection. In this part, we will briefly explain image recognition using traditional computer vision techniques. I refer to techniques that ...
Facial Landmark Detection
Who sees the human face correctly: the photographer, the mirror, or the painter? -- Pablo Picasso If Picasso was alive today, he would have definitely added one more profession to that list -- a ...
Blob Detection Using OpenCV ( Python, C++ )
This tutorial explains simple blob detection using OpenCV. What is a Blob? A Blob is a group of connected pixels in an image that share some common property ( E.g grayscale value ). In the image ...