4
votes
1answer
406 views

K-nearest neighbours in MATLAB

I implemented K-Nearest Neighbours algorithm, but my experience using MATLAB is lacking. I need you to check the small portion of code and tell me what can be improved or modified. I hope it is a ...
6
votes
3answers
513 views

How to speed up this k-nearest neighbors code?

I have implemented kNN (k-nearest neighbors) as following, but it is very slow. I want to get an exact k-nearest-neighbor, not the approximate ones, so I didn't use the FLANN or ANN libraries. Could ...