070.1-similarity-score.md

title	redirect_from	video_number	date	video_id	repository	web_editor	links	videos	parts
Nearest Neighbors Recommendation Engine - Part 1	CodingChallenges/70.1-similarity-score.html	70.1	2017-05-09	N8Fabn1om2k	CC_070.1_similarity_score	S2jhCLS9m	title url The Nature of Code Part 2 (Spring 2017) - Intelligence and Learning https://github.com/shiffman/NOC-S17-2-Intelligence-Learning title url Notes on Pearson's correlation coefficient https://github.com/shiffman/NOC-S17-2-Intelligence-Learning/wiki/Glossary:-Statistics#correlation title url ITP Thesis 2017 https://itp.nyu.edu/shows/thesis2017/	title video_id My Video on Associative Arrays _5jdE6RKxVk	title url Nearest Neighbors Recommendation Engine - Part 2 /CodingChallenges/070.2-nearest-neighbors title url Nearest Neighbors Recommendation Engine - Part 3 /CodingChallenges/070.3-movie-recommender

In this coding challenge, I create a movie recommendation engine using the a "nearest neighbor" algorithm. In Part 1, I demonstrate you how to calculate a similarity score between two data points.