JLPEA | Free Full-Text | Hardware-Efficient Delta Sigma-Based Digital Signal Processing Circuits for the Internet-of-Things | HTML
Computer Vision Feature Extraction 101 on Medical Images — Part 3: Difference of Gaussian, and Laplacian of Gaussian | by Jae Duk Seo | Towards Data Science
PDF] Digital image smoothing and the sigma filter | Semantic Scholar
image processing - Understanding the Bilateral Filter - Neighbors and Sigma - Signal Processing Stack Exchange
High Pass Filter for image processing in python by using scipy/numpy - Stack Overflow