http://snipplr.com/tags/numerical Recent snippets posted on Snipplr.com en-us Sun, 19 May 2013 02:10:47 GMT http://snipplr.com/view/64150/gaussian-elimination/ Numerical Methods application for solving system of equation using Gaussian Elimination based on this Wikipedia article: http://j.mp/GV3PcN

]]> Sat, 24 Mar 2012 18:55:57 GMT http://snipplr.com/view/64150/gaussian-elimination/ http://snipplr.com/view/48697/sort-array-numerically/ Quite trivial but can be needed sometimes. At least I know where to look when i'll forget it

]]> Thu, 10 Feb 2011 02:55:45 GMT http://snipplr.com/view/48697/sort-array-numerically/ http://snipplr.com/view/22115/mex-function-for-mahalanobis-function/ This code is a demonstration of writing mex functions using the armadillo scientific library. Please see my blog post for more details and leave comments there.

]]> Thu, 29 Oct 2009 16:20:43 GMT http://snipplr.com/view/22115/mex-function-for-mahalanobis-function/ http://snipplr.com/view/22114/fast-scientific-computation-in-mex-functions-using-armadillo/ This code is a demonstration of how to do fast scientific computation in mex functions using the armadillo library. See my blog post for details and leave comments there.

]]> Thu, 29 Oct 2009 16:13:44 GMT http://snipplr.com/view/22114/fast-scientific-computation-in-mex-functions-using-armadillo/ http://snipplr.com/view/22110/true-positive-rate-and-false-positive-rate-for-receiver-operating-characteristics-roc-and-area-under-the-curve/ i assume you have T,Y element of {-1,1}, see also my AUC function.

]]> Thu, 29 Oct 2009 15:15:27 GMT http://snipplr.com/view/22110/true-positive-rate-and-false-positive-rate-for-receiver-operating-characteristics-roc-and-area-under-the-curve/ http://snipplr.com/view/12707/difference-of-two-numbers-in-log-form/ Given log(x) and log(y) compute log(x - y)

]]> Sun, 01 Mar 2009 17:12:26 GMT http://snipplr.com/view/12707/difference-of-two-numbers-in-log-form/