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)

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	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	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