These are chat archives for FreeCodeCamp/DataScience
discussion on how we can use statistical methods to measure and improve the efficacy of http://freeCodeCamp.com
@goelakash It will be always an approximation, that is the idea. Depending on the number of components you are using for the reduction as well.
Normally you pick the first listed value in the comparison (you can get a ranking based on similarity) but you can always choose from a group of the best ranked ones.
At the moment I can't answer I will later share with you a project that might explain better that technique.