4-37, Jan. 2000. Shape Based Methods Describing quantitatively the shape of an object is a dicult task. Several contour based and region based shape description methods have been proposed. 195-205, Feb. 1996. In addition, there are many parameters to be adjusted heuristically and carefully for applications.
Similarity measure is the key component for content based retrieval.
Puzicha et al. Grouping divides the data into partitions that are not necessarily non overlapping. Analysis reveal a large variety of different history of health conditions, with low fractions of occurrence that are not discriminative to distinguish different clusters. The number of possible subsets grows exponentially. Our aim is to provide a simple and practical method that can select features for large datasets.