Title	Collaborative Filtering by User-Item Clustering Based on Structural Balancing Approach
Author	Katsuhiro Honda, Akira Notsu, Hidetomo Ichihashi
Citation	Vol. 8  No. 12  pp. 190-195
Keywords	Collaborative filtering, Clustering, Signed graph, Perceptual balance

Title	A Fast Handoff Using State Information in Mobile VoIP Environment
Author	Kiyoung Kim, Jae-Pyo Park
Citation	Vol. 8  No. 12  pp. 196-202
Keywords	VoIP, Handoff, Delay, SIP, QoS

Title	Unified model of interaction: use cases and scenarios engineering
Author	Abdeslam Jakimi, Mohammed El Koutbi
Citation	Vol. 8  No. 12  pp. 203-210
Keywords	Use Case/Scenario engineering, Use Case/Scenario composition, Model transformation, UML, Unified Model of Interaction

Title	Automatic Detection of Hard Exudates in Diabetic Retinopathy Using Morphological Segmentation and Fuzzy Logic
Author	S. Saheb Basha, K. Satya Prasad
Citation	Vol. 8  No. 12  pp. 211-218
Keywords	Ophthalmology, Diabetic Retinopathy (DR), Digital Fundus Images, Segmentation, Morphological Operations, Color Space, Fuzzy Logic, Standard Diabetic Retinopathy Database (DIARETDB0)