GitHub - ckreisl/summed-area-table: A summed-area table is a data structure and algorithm for quickly and efficiently generating the sum of values in a rectangular subset of a grid. In the image processing
GitHub - corporateshark/Summed-Area-Table: Summed-Area Table in a single file header-only C++11 library
![Figure 2 from Optimal Parallel Algorithms for Computing the Sum, the Prefix-Sums, and the Summed Area Table on the Memory Machine Models | Semantic Scholar Figure 2 from Optimal Parallel Algorithms for Computing the Sum, the Prefix-Sums, and the Summed Area Table on the Memory Machine Models | Semantic Scholar](https://d3i71xaburhd42.cloudfront.net/7216da0fbb285a5de12c860ad6033087ce9392a4/3-Figure2-1.png)