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 …
algorithm - Finding all possible combinations of numbers to reach …
Jan 8, 2011 · How would you go about testing all possible combinations of additions from a given set N of numbers so they add up to a given final number? A brief example: Set of numbers to …
How does a 'diff' algorithm work, e.g. in VCDIFF and DiffMerge?
The algorithm was independently discovered as described in "Algorithms for Approximate String Matching", E. Ukkonen, `Information and Control' Vol. 64, 1985, pp. 100-118. Reading the …
algorithm - Peak signal detection in realtime timeseries data
Robust peak detection algorithm (using z-scores) I came up with an algorithm that works very well for these types of datasets. It is based on the principle of dispersion: if a new datapoint is a …
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 - 3D Least Squares Plane - Stack Overflow
Sep 9, 2009 · This is a comment. If someone would be so kind as to move it into the comments for Stephen Canon's answer, that would be great. This, I hope, clarifies what the heck he …
algorithm - Looping in a spiral - Stack Overflow
Dec 30, 2008 · A friend was in need of an algorithm that would let him loop through the elements of an NxM matrix (N and M are odd). I came up with a solution, but I wanted to see if my fellow …
algorithm - how to calculate binary search complexity - Stack …
Nov 18, 2011 · 5 The time complexity of the binary search algorithm belongs to the O (log n) class. This is called big O notation. The way you should interpret this is that the asymptotic …
algorithm - Use Dijkstra's to find a Minimum Spanning Tree?
Mar 14, 2017 · Prim's Algorithm, which is known to produce a minimum spanning tree, is highly similar to Dijkstra's Algorithm, but at each stage it greedily selects the next edge that is closest …
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 …