Nearest neighbors are points (or other objects) in close proximity to a given location in some multi-dimensional space, e.g. a plane.
I have a custom distance metric that I need to use for KNN, K Nearest Neighbors. I tried following this, …
scikit-learn distance nearest-neighbor udfThis is a question related to https://stats.stackexchange.com/questions/21572/how-to-plot-decision-boundary-of-a-k-nearest-neighbor-classifier-from-elements-o For completeness, here's the original example from that …
r visualization cluster-analysis nearest-neighbor