HACETTEPE JOURNAL OF MATHEMATICS AND STATISTICS, cilt.45, sa.1, ss.69-76, 2016 (SCI-Expanded)
If the number of features of objects in a perceptual system, is large, then the objects can be known better and comparable. In this paper basically, we form a chain of feature sets that describe objects and then by means of this chain of feature sets, we investigate the nearness of sets and near sets in a perceptual system.