OpenCV Image Reading, Display, and Core Matrix Operations

1. Image Reading and Display The following code demonstrates reading an image from disk and displaying it in a window. #include <opencv2/opencv.hpp> #include <iostream> using namespace cv; using namespace std; int main(int argc, char** argv) { // Read the image in grayscale mode Mat imageData = imread("path/to/image.jp ...

Posted on Sun, 10 May 2026 11:36:29 +0000 by theresandy

MobileNet Family for Efficient Deep Learning Models

Since AlexNet's introduction in 2012, convolutional neural networks have become widely adopted in computer vision tasks. As performance requirements increased, researchers developed deeper architectures like VGG, GoogLeNet, ResNet, and DenseNet. However, these deeper networks introduced significant efficiency challenges: Storage Requirements: ...

Posted on Sun, 10 May 2026 09:11:55 +0000 by BillyT

Implementing Material Recognition on LicheePi 4A with YOLOX and OpenCV

Development Board Setup System Installation The Debian system (20230920 version) was selected for the LicheePi 4A. The installation process involves: Using burn_tools.zip for flashing Modifying the burn_lpi4a.bat file path to point to the downloaded image Disabling driver signature enforcement in Windows 10 for successful driver installation ...

Posted on Sat, 09 May 2026 17:03:16 +0000 by seanlyons

Comprehensive Guide to Halcon Camera Calibration and Precision Measurement Techniques

Camera calibration primarily addresses geometric distortion correction and coordinate system transformations between image space and the real world. Key objectives include compensating for radial and perspective distortions, determining camera intrinsics and extrinsics, and converting pixel coordinates to physical measurements. Distortion Model ...

Posted on Thu, 07 May 2026 18:33:51 +0000 by possiblyB9