York University at TREC 2005: SPAM Track

  title={York University at TREC 2005: SPAM Track},
  author={Wei Cao and Aijun An and Xiangji Huang},
We propose a variant of the k-nearest neighbor classification method, called instance-weighted k-nearest neighbor method, for adaptive spam filtering. The method assigns two weights, distance weight and correctness weight, to a training instance, and makes use of the two weights when classifying a new email. The correctness weight is also used in the… CONTINUE READING