learnopencv Learn OpenCV : C++ and Python Examples. You can find the details at LearnOpenCV.com List of Blog Posts Blog Post Install OpenCV 3.4.4 on Red Hat (C++ and Python) Code Install OpenCV 4 on Red Hat (C++ and Python) Code Install OpenCV 4 on macOS (C++ and Python) Code Install OpenCV 3.4.4 on Raspberry Pi Code Install OpenCV 3.4.4 on macOS (C++ and Python) Code OpenCV QR Code Scanner (C++ and Python) Code Install OpenCV 3.4.4 on Windows (C++ and Python) Code Install OpenCV 3.4.4 on Ubuntu 16.04 (C++ and Python) Code Install OpenCV 3.4.4 on Ubuntu 18.04 (C++ and Python) Code Universal Sentence Encoder Code Install OpenCV 4 on Raspberry Pi Code Install OpenCV 4 on Windows (C++ and Python) Code Hand Keypoint Detection using Deep Learning and OpenCV Code Deep learning based Object Detection and Instance Segmentation using Mask R-CNN in OpenCV (Python / C++) Code Install OpenCV 4 on Ubuntu 18.04 (C++ and Python) Code Install OpenCV 4 on Ubuntu 16.04 (C++ and Python) Code Multi-Person Pose Estimation in OpenCV using OpenPose Code Heatmap for Logo Detection using OpenCV (Python) Code Deep Learning based Object Detection using YOLOv3 with OpenCV ( Python / C++ ) Code Convex Hull using OpenCV in Python and C++ Code MultiTracker : Multiple Object Tracking using OpenCV (C++/Python) Code Convolutional Neural Network based Image Colorization using OpenCV Code SVM using scikit-learn Code GOTURN: Deep Learning based Object Tracking Code Find the Center of a Blob (Centroid) using OpenCV (C++/Python) Code Support Vector Machines (SVM) Code Batch Normalization in Deep Networks Code Deep Learning based Character Classification using Synthetic Dataset Code Image Quality Assessment : BRISQUE Code Understanding AlexNet Deep Learning based Text Recognition (OCR) using Tesseract and OpenCV Code Deep Learning based Human Pose Estimation using OpenCV ( C++ / Python ) Code Number of Parameters and Tensor Sizes in a Convolutional Neural Network (CNN) How to convert your OpenCV C++ code into a Python module Code CV4Faces : Best Project Award 2018 Facemark : Facial Landmark Detection using OpenCV Code Image Alignment (Feature Based) using OpenCV (C++/Python) Code Barcode and QR code Scanner using ZBar and OpenCV Code Keras Tutorial : Fine-tuning using pre-trained models Code OpenCV Transparent API Face Reconstruction using EigenFaces (C++/Python) Code Eigenface using OpenCV (C++/Python) Code Principal Component Analysis Keras Tutorial : Transfer Learning using pre-trained models Code Keras Tutorial : Using pre-trained Imagenet models Code Technical Aspects of a Digital SLR Using Harry Potter interactive wand with OpenCV to create magic Install OpenCV 3 and Dlib on Windows ( Python only ) Image Classification using Convolutional Neural Networks in Keras Code Understanding Autoencoders using Tensorflow (Python) Code Best Project Award : Computer Vision for Faces Understanding Activation Functions in Deep Learning Image Classification using Feedforward Neural Network in Keras Code Exposure Fusion using OpenCV (C++/Python) Code Understanding Feedforward Neural Networks High Dynamic Range (HDR) Imaging using OpenCV (C++/Python) Code Deep learning using Keras – The Basics Code Selective Search for Object Detection (C++ / Python) Code Installing Deep Learning Frameworks on Ubuntu with CUDA support Parallel Pixel Access in OpenCV using forEach Code cvui: A GUI lib built on top of OpenCV drawing primitives Code Install Dlib on Windows Install Dlib on Ubuntu Install OpenCV3 on Ubuntu Read, Write and Display a video using OpenCV ( C++/ Python ) Code Install Dlib on MacOS Install OpenCV 3 on MacOS Install OpenCV 3 on Windows Get OpenCV Build Information ( getBuildInformation ) Color spaces in OpenCV (C++ / Python) Code Neural Networks : A 30,000 Feet View for Beginners Alpha Blending using OpenCV (C++ / Python) Code User stories : How readers of this blog are applying their knowledge to build applications How to select a bounding box ( ROI ) in OpenCV (C++/Python) ? Automatic Red Eye Remover using OpenCV (C++ / Python) Code Bias-Variance Tradeoff in Machine Learning Embedded Computer Vision: Which device should you choose? Object Tracking using OpenCV (C++/Python) Code Handwritten Digits Classification : An OpenCV ( C++ / Python ) Tutorial Code Training a better Haar and LBP cascade based Eye Detector using OpenCV Deep Learning Book Gift Recipients Minified OpenCV Haar and LBP Cascades Code Deep Learning Book Gift Histogram of Oriented Gradients Image Recognition and Object Detection : Part 1 Head Pose Estimation using OpenCV and Dlib Code Live CV : A Computer Vision Coding Application Approximate Focal Length for Webcams and Cell Phone Cameras Configuring Qt for OpenCV on OSX Code Rotation Matrix To Euler Angles Code Speeding up Dlib’s Facial Landmark Detector Warp one triangle to another using OpenCV ( C++ / Python ) Code Average Face : OpenCV ( C++ / Python ) Tutorial Code Face Swap using OpenCV ( C++ / Python ) Code Face Morph Using OpenCV — C++ / Python Code Deep Learning Example using NVIDIA DIGITS 3 on EC2 NVIDIA DIGITS 3 on EC2 Homography Examples using OpenCV ( Python / C ++ ) Code Filling holes in an image using OpenCV ( Python / C++ ) Code How to find frame rate or frames per second (fps) in OpenCV ( Python / C++ ) ? Code Delaunay Triangulation and Voronoi Diagram using OpenCV ( C++ / Python) Code OpenCV (C++ vs Python) vs MATLAB for Computer Vision Facial Landmark Detection Why does OpenCV use BGR color format ? Computer Vision for Predicting Facial Attractiveness Code applyColorMap for pseudocoloring in OpenCV ( C++ / Python ) Code Image Alignment (ECC) in OpenCV ( C++ / Python ) Code How to find OpenCV version in Python and C++ ? Baidu banned from ILSVRC 2015 OpenCV Transparent API How Computer Vision Solved the Greatest Soccer Mystery of All Time Embedded Vision Summit 2015 Read an Image in OpenCV ( Python, C++ ) Code Non-Photorealistic Rendering using OpenCV ( Python, C++ ) Code Seamless Cloning using OpenCV ( Python , C++ ) Code OpenCV Threshold ( Python , C++ ) Code Blob Detection Using OpenCV ( Python, C++ ) Code Turn your OpenCV Code into a Web API in under 10 minutes — Part 1 How to compile OpenCV sample Code ? Install OpenCV 3 on Yosemite ( OSX 10.10.x )