Title	A fast multi-level image segmentation method based on 2-D histogram using PSO
Author	Zeng Guowen, Hao Zhifeng, Yang Xiaowei, Wu Guangchao
Citation	Vol. 6  No. 1  pp. 126~135
Keywords	Multi-level thresholding, particle swarm optimization (PSO), 2-D threshold

Title	Chaos-particle Swarm Optimization Algorithm and Its Application to Urban Traffic Control
Author	DONG Chaojun, LIU Zhiyong, LIU Xian kun
Citation	Vol. 6  No. 1  pp. 97~101
Keywords	chaos-particle swarm optimization algorithm, logistic map, urban traffic control, average delay per vehicle, signal timing

Title	A PSO-based Model for Assessment of Atmospheric Quality
Author	Limin Wang, Yanchun Liang, Ming Li, Xiaohu Shi, Xuming Han
Citation	Vol. 6  No. 3  pp. 76-79
Keywords	Particle swarm optimization, universal formula, pollution harm rate, assessment model.

Title	Multi-Processor Tasks with Resource and Timing Constraints Using Particle Swarm Optimization
Author	Tzu-Chiang Chiang, Po-Yin Chang, Yueh-Min Huang
Citation	Vol. 6  No. 4  pp. 71-77
Keywords	Job-shop scheduling, Particle swarm optimization, Energy function