Title	A Novel Information Search Approach for Languages without Word Delimiters
Author	Lianlong Wu
Citation	Vol. 6  No. 5  pp. 59-63
Keywords	Search engine, segmentation of Chinese words, suffix tree, information system

Title	On Variable Precision Limited Tolerance Based Dependency in IIS
Author	Chen Wu, Lijuan Wang
Citation	Vol. 6  No. 12  pp. 148-153
Keywords	incomplete information system, variable precision limited tolerance relation rough set model, knowledge dependency.

Title	Information System's Protection Algorithms, Comparative Analyses
Author	Omar Radhi AL Zu'bi, Yasir Khalil Ibrahim
Citation	Vol. 7  No. 12  pp. 294-299
Keywords	algorithm, security, information system, protection, model

Title	Knowledge Dependency in Expanded Incomplete Information Systems
Author	Chen Wu, Enbin Wang, Xibei Yang
Citation	Vol. 8  No. 5  pp. 292-296
Keywords	rough set, incomplete information system, knowledge dependency, entropy