How does a 'diff' algorithm work, e.g. in VCDIFF and DiffMerge?
Here is a page that includes a bit of documentation, full source code, and examples of a diff algorithm using the techniques in the aforementioned algorithm. The source code appears to …
algorithm - Calculate distance between two latitude-longitude …
Aug 26, 2008 · How do I calculate the distance between two points specified by latitude and longitude? For clarification, I'd like the distance in kilometers; the points use the WGS84 …
Big O, how do you calculate/approximate it? - Stack Overflow
Most people with a degree in CS will certainly know what Big O stands for. It helps us to measure how well an algorithm scales. But I'm curious, how do you calculate or approximate the …
algorithm - Most efficient way to calculate Levenshtein distance ...
The wikipedia entry on Levenshtein distance has useful suggestions for optimizing the computation -- the most applicable one in your case is that if you can put a bound k on the …
algorithm - How do RSA tokens work? - Stack Overflow
Dec 1, 2011 · I would like to understand how RSA tokens (SecurID) work, what is the algorithm used there, is it the same algorithm as the regular RSA encryption/decryption ?
Where can I find information on the D* or D* Lite pathfinding …
May 24, 2010 · To help others understand D* Lite more intuitively, I've created a Unity-based visualization tool that walks through the algorithm using step-by-step snapshots. It's designed …
c - Fast CRC algorithm? - Stack Overflow
Aug 26, 2021 · CRC32 algorithm is exactly what I'm looking for, but I can't use it because the table it requires is way too huge (it is for an embedded system where resources are VERY …
algorithm - What does O (log n) mean exactly? - Stack Overflow
Feb 22, 2010 · A common algorithm with O (log n) time complexity is Binary Search whose recursive relation is T (n/2) + O (1) i.e. at every subsequent level of the tree you divide …
What are some algorithms for comparing how similar two strings …
What you're looking for are called String Metric algorithms. There a significant number of them, many with similar characteristics. Among the more popular: Levenshtein Distance : The …
algorithm - Using BFS for Weighted Graphs - Stack Overflow
May 23, 2015 · I was revising single source shortest path algorithms and in the video, the teacher mentions that BFS/DFS can't be used directly for finding shortest paths in a weighted graph (I …