File list (Check if you may need any files):
k-nearest neighbour\kNearestNeighbors.m
...................\excel example\K-NearestNeighbors.xls
...................\.............\KNN_Smoothing.xls
...................\.............\KNN_TimeSeries.xls
...................\.............\K-NearestNeighbors for classification.xls
...................\.............\KNN_Smoothing for inerpolation.xls
...................\.............\KNN_TimeSeries for extrapolation .xls
...................\excel example
k-nearest neighbour