Distance measurement

Minkowski Distance

some related links about distance are here :
http://www.ucl.ac.uk/oncology/MicroCore/HTML_resource/Distances_detailed_popup.htm
http://en.wikipedia.org/wiki/Distance
http://people.revoledu.com/kardi/tutorial/Similarity/MinkowskiDistance.html

Distances Similarity Measures

Pearson Correlation and Non-parametric distances

Distances (many algorithms)

Distance in Clustering (including Canberra distance)

Similarity between Euclidean and cosine angle distance (paper)

Levenshtein Distance, in Three Flavors <- String Distance