Today I read about a few distance measures from Chapter 3 Finding Similar Items from the Book "Minning of Massive Datasets". You can find the book and more information about everything here: http://infolab.stanford.edu/~ullman/mmds.html
Following is a little summary of the basics of the different distance measures.
The Euclidian distance is the most familiar distance measure and is the one people normally think of as “distance”. An n-dimensional Euclidian…