Microarray Data Analysis Using BRB-ArrayTools Version 4.2.0 ...

K-nearest neighbor• May be used for classifying among two or moreclass labels• Use F-test Fto screen for genes which areunivariately significant in classifying the samples• For k=1 and k=3, finds the k-nearest kneighborsin terms of Euclidean distance over only thosegenes which were univariately significant• Classify based on the majority vote of the classlabels of the k-nearest kneighbors124