Title	Modeling and Implementation of The Railways Tracking and Control System Using Multiobjective Linear Programming
Author	Taghrid Imam, Fatma Hassan
Citation	Vol. 9  No. 4  pp. 333-339
Keywords	Tracking and Control System, Integer programming, transportation problem, linear programming, decision making, system Modeling

Title	Identifying User Behavior by Analyzing Web Server Access Log File
Author	K. R. Suneetha, K. R. Krishnamoorthy
Citation	Vol. 9  No. 4  pp. 327-332
Keywords	Web Usage Mining, Web Log Data, Common Log File Format, Data Preprocessing, Pattern Discovery

Title	Face Recognition Based on Neuro-Fuzzy System
Author	Nina Taheri Makhsoos, Reza Ebrahimpour, Alireza Hajiany
Citation	Vol. 9  No. 4  pp. 319-326
Keywords	Fuzzy logic, Neuro-fuzzy system, Mixture of Experts

Title	Ontological Engineering Process For Computerized System Subject Areas
Author	Kharoubi Naoufel, Gerasimov I.V, Dmitrevich G.D
Citation	Vol. 9  No. 4  pp. 315-318
Keywords	Ontological engineering, Ontology, knowledge base, semantic network