Sparsity analysis of term weighting schemes : Application to Feature Selection

@inproceedings{MilicFrayling2003SparsityAO,
  title={Sparsity analysis of term weighting schemes : Application to Feature Selection},
  author={Natasa Milic-Frayling and Dunja Mladenic and Janez Brank and Marko Grobelnik},
  year={2003}
}
In this paper we revisit the practice of using feature selection for dimensionality and noise reduction. Commonly we score features according to some weighting scheme and then specify that the top N ranked features or top N percents of scored features are to be used for further processing. In text classification, such a selection criteria lead to… CONTINUE READING