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LearnOpenCV

This repo contains code for Computer Vision, Deep learning, and AI articles shared on our blog LearnOpenCV.com.

Want to become an expert in AI? AI Courses by OpenCV is a great place to start.


List of Blog Posts

Blog Post
Background Subtraction with OpenCV and BGS LibrariesCode
RAFT: Optical Flow estimation using Deep LearningCode
Making A Low-Cost Stereo Camera Using OpenCVCode
Optical Flow in OpenCV (C++/Python)Code
Introduction to Epipolar Geometry and Stereo VisionCode
Classification With Localization: Convert any keras Classifier to a DetectorCode
Photoshop Filters in OpenCVCode
Tetris Game using OpenCV PythonCode
Image Classification with OpenCV for AndroidCode
Image Classification with OpenCV JavaCode
PyTorch to Tensorflow Model ConversionCode
Snake Game with OpenCV PythonCode
Stanford MRNet Challenge: Classifying Knee MRIsCode
Experiment Logging with TensorBoard and wandbCode
Understanding Lens DistortionCode
Image Matting with state-of-the-art Method “F, B, Alpha Matting”Code
Bag Of Tricks For Image Classification - Let's check if it is working or notCode
Getting Started with OpenCV CUDA ModuleCode
Training a Custom Object Detector with DLIB & Making Gesture Controlled ApplicationsCode
How To Run Inference Using TensorRT C++ APICode
Using Facial Landmarks for Overlaying Faces with Medical MasksCode
Tensorboard with PyTorch LightningCode
Otsu's Thresholding with OpenCVCode
PyTorch-to-CoreML-model-conversionCode
Playing Rock, Paper, Scissors with AICode
CNN Receptive Field Computation Using Backprop with TensorFlowCode
CNN Fully Convolutional Image Classification with TensorFlowCode
How to convert a model from PyTorch to TensorRT and speed up inferenceCode
Efficient image loadingCode
Graph Convolutional Networks: Model Relations In DataCode
Getting Started with Federated Learning with PyTorch and PySyftCode
Creating a Virtual Pen & EraserCode
Getting Started with PyTorch LightningCode
Multi-Label Image Classification with PyTorch: Image TaggingCode
Funny Mirrors Using OpenCVcode
t-SNE for ResNet feature visualizationCode
Multi-Label Image Classification with PytorchCode
CNN Receptive Field Computation Using BackpropCode
CNN Receptive Field Computation Using Backprop with TensorFlowCode
Augmented Reality using AruCo Markers in OpenCV(C++ and Python)Code
Fully Convolutional Image Classification on Arbitrary Sized ImageCode
Camera Calibration using OpenCVCode
Geometry of Image Formation
Ensuring Training Reproducibility in Pytorch
Gaze Tracking
Simple Background Estimation in Videos Using OpenCVCode
Applications of Foreground-Background separation with Semantic SegmentationCode
EfficientNet: Theory + CodeCode
PyTorch for Beginners: Mask R-CNN Instance Segmentation with PyTorchCode
PyTorch for Beginners: Faster R-CNN Object Detection with PyTorchCode
PyTorch for Beginners: Semantic Segmentation using torchvisionCode
PyTorch for Beginners: Comparison of pre-trained models for Image ClassificationCode
PyTorch for Beginners: BasicsCode
PyTorch Model Inference using ONNX and Caffe2Code
Image Classification Using Transfer Learning in PyTorchCode
Hangman: Creating games in OpenCVCode
Image Inpainting with OpenCV (C++/Python)Code
Hough Transform with OpenCV (C++/Python)Code
Xeus-Cling: Run C++ code in Jupyter NotebookCode
Gender & Age Classification using OpenCV Deep Learning ( C++/Python )Code
Invisibility Cloak using Color Detection and Segmentation with OpenCVCode
Fast Image Downloader for Open Images V4 (Python)Code
Deep Learning based Text Detection Using OpenCV (C++/Python)Code
Video Stabilization Using Point Feature Matching in OpenCVCode
Training YOLOv3 : Deep Learning based Custom Object DetectorCode
Using OpenVINO with OpenCVCode
Duplicate Search on Quora DatasetCode
Shape Matching using Hu Moments (C++/Python)Code
Install OpenCV 4 on CentOS (C++ and Python)Code
Install OpenCV 3.4.4 on CentOS (C++ and Python)Code
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 PiCode
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 EncoderCode
Install OpenCV 4 on Raspberry PiCode
Install OpenCV 4 on Windows (C++ and Python)Code
Hand Keypoint Detection using Deep Learning and OpenCVCode
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 OpenPoseCode
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 OpenCVCode
SVM using scikit-learnCode
GOTURN: Deep Learning based Object TrackingCode
Find the Center of a Blob (Centroid) using OpenCV (C++/Python)Code
Support Vector Machines (SVM)Code
Batch Normalization in Deep NetworksCode
Deep Learning based Character Classification using Synthetic DatasetCode
Image Quality Assessment : BRISQUECode
Understanding AlexNet
Deep Learning based Text Recognition (OCR) using Tesseract and OpenCVCode
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 OpenCVCode
Keras Tutorial : Fine-tuning using pre-trained modelsCode
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 modelsCode
Keras Tutorial : Using pre-trained Imagenet modelsCode
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 KerasCode
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 KerasCode
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 BasicsCode
Selective Search for Object Detection (C++ / Python)Code
Installing Deep Learning Frameworks on Ubuntu with CUDA support
Parallel Pixel Access in OpenCV using forEachCode
cvui: A GUI lib built on top of OpenCV drawing primitivesCode
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 ) TutorialCode
Training a better Haar and LBP cascade based Eye Detector using OpenCV
Deep Learning Book Gift Recipients
Minified OpenCV Haar and LBP CascadesCode
Deep Learning Book Gift
Histogram of Oriented Gradients
Image Recognition and Object Detection : Part 1
Head Pose Estimation using OpenCV and DlibCode
Live CV : A Computer Vision Coding Application
Approximate Focal Length for Webcams and Cell Phone Cameras
Configuring Qt for OpenCV on OSXCode
Rotation Matrix To Euler AnglesCode
Speeding up Dlib’s Facial Landmark Detector
Warp one triangle to another using OpenCV ( C++ / Python )Code
Average Face : OpenCV ( C++ / Python ) TutorialCode
Face Swap using OpenCV ( C++ / Python )Code
Face Morph Using OpenCV — C++ / PythonCode
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 AttractivenessCode
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 )

代码语言分布

Jupyter Notebook 94.4%
Java 3.3%
Python 0.9%
C++ 0.8%
C 0.2%
HTML 0.1%
Other 0.3%
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