c++ - Opencv cv:Mat::at allows to modify only part of the image - Stack Overflow
c++ - OpenCV Mat to array access - Stack Overflow
Mastering OpenCV with Python: Use NumPy, Scikit, TensorFlow, and Matplotlib to learn Advanced algorithms for Machine Learning through a set of Practical Projects (English Edition): Vaishya, Ayush: 9789390475797: Amazon.com: Books
OpenCV Mat | Working of Mat() Function in OpenCV | Examples
Accessing a matrix element in the "Mat" object (not the CvMat object) in OpenCV C++ - Stack Overflow
Part 1- Exploring the Data Types in OpenCV4: A Comprehensive Guide | by Jegathesan Shanmugam | Medium