Intuitionistic Fuzzy Logic as a Tool for Quality Assessment of Genetic Algorithms Performances.- A Graph Optimization Approach to Item-Based Collaborative Filtering.- Constraint Propagation for the Dial-a-Ride Problem with Split Loads.- ACO and GA for Parameter Settings of E.coli Fed-batch Cultivation Model.- A Heuristic Based Algorithm for the 2D Circular Strip Packing Problem.- Experimental Evaluation of Pheromone Structures for Ant Colony Optimization: Application to the Robot Skin Wiring Problem .- Homogeneous Non Idling Problems: Models and Algorithms.- Flow Models for Project Scheduling with Transfer Delays and Financial Constraints.- A New Hybrid GA-FA Tuning of PID Controller for Glucose Concentration Control.- Olympia Roeva and Tsonyo Slavov Constraints.- A New Hybrid GA-FA Tuning of PID Controller for Glucose Concentration Control.- Olympia Roeva and Tsonyo Slavov Concentration Control.- Olympia Roeva and Tsonyo Slavov Some properties of the Broyden restricted class of updates with oblique projections.