Modernizing k‐nearest neighbors
Robin Elizabeth Yancey, Bochao Xin, Norman Matloff · Stat · 2020
The k‐nearest neighbors (k‐NN) method is one of the oldest statistical/machine learning techniques. It is included in virtually every major package, such as caret, parsnip, mlr3 and scikit‐learn. Yet those packages do not go beyond the basics. With today's high‐speed computation capability, k‐NN can be made much more powerful. Here, we present directions in which that can be done.