README

LearnOpenCV

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

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  LearnOpenCV is maintained by BigVision.AI, a computer vision and AI consulting company. We help organizations design, build, optimize, and deploy production-ready AI solutions. Our team has deep expertise in computer vision, deep learning, multimodal AI, and edge deployment, with experience solving complex technical challenges across industries.



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 List of Blog Posts

| Blog Post | Code|
| ------------- |:-------------|
| YOLO26 Depth Estimation: Metric Monocular Depth and What You Can Build With It | Code |
| How to Master Qwen3.8-27B for Real Computer Vision Tasks | Code |
| SAM-3: What’s New, How It Works, and Why It Matters [Updated] | Code |
| Train RF-DETR for Instance Segmentation with GPT-6 Astra |  |
| How 10x AI Engineers Train Models for Production: Lessons from PINTO's Face Alignment Project |  |
| VGGT vs. VGGT-Ω (VGGT-Omega): A Complete Guide to Feed-Forward 3D Reconstruction | Code |
| MiniCPM-o 4.5: A 9B Model That Can See, Hear, and Speak at the Same Time | Code |
| Object Tracking using OpenCV (C++/Python) [Updated] | Code |
| Object Detection with OpenCV 5 in C++: YOLO26 Pose and Segmentation [Updated] | Code |
| Read, Write and Display a Video using OpenCV [Updated] | Code |
| Histogram of Oriented Gradients Explained Using OpenCV [Updated] | Code |
| Edge Detection Using OpenCV [Updated] | Code |
| Read, Display and Write an Image Using OpenCV [Updated] | Code |
| Cropping an Image Using OpenCV [Updated] | Code |
| Image Resizing with OpenCV [Updated] | Code |
| Filling Holes in an Image Using OpenCV (Python/C++) [Updated] | Code |
| Barcode and QR Code Scanner Using OpenCV [Updated] | Code |
| OCR Text Recognition Using Tesseract and OpenCV [Updated] | Code |
| Color Spaces in OpenCV (C++ and Python) [Updated] | Code |
| Human Pose Estimation with OpenCV (C++ and Python) [Updated] | Code |
| Face Detection with OpenCV and Dlib (C++ and Python) [Updated] | Code |
| Rotation Matrix to Euler Angles [Updated] | Code |
| Hough Transform with OpenCV (C++ and Python) [Updated] | Code |
| Otsu's Thresholding with OpenCV [Updated] | Code |
| Stereo Camera Depth Estimation with OpenCV (Python and C++) [Updated] | Code |
| Understanding Lens Distortion [Updated] | Code |
| Blob Detection Using OpenCV (Python, C++) [Updated] | Code |
| Homography Examples Using OpenCV (Python and C++) [Updated] | Code |
| Convex Hull Using OpenCV in Python and C++ [Updated] | Code |
| Hu Moments for Shape Matching with OpenCV (Python and C++) [Updated] | Code |
| BRISQUE Image Quality Assessment with OpenCV [Updated] | Code |
| Super Resolution in OpenCV [Updated] | Code |
| Augmented Reality Using ArUco Markers in OpenCV [Updated] | Code |
| Head Pos