Title	Algorithm for RNA Pseudoknots Prediction
Author	Hengwu li, Daming Zhu
Citation	Vol. 6  No. 1  pp. 265~272
Keywords	RNA secondary structure, dynamic programming, thermodynamics, NP-complete

Title	An Efficient Learning Algorithm of the Hopfield Neural Network for the Minimum Set Cover Problem
Author	Rong-Long Wang, Pei Zhang, Kozo Okazaki
Citation	Vol. 6  No. 9  pp. 28-31
Keywords	Hopfield neural network, Learning algorithm, Minimum set cover problem, NP-complete problem

Title	A Parallel Algorithm for Fixed Linear Crossing Number Problem
Author	Rong-Long Wang, Zheng Tang
Citation	Vol. 6  No. 11  pp. 59-64
Keywords	Fixed linear crossing number problem, Graph layout, NP-complete problem, Hopfield neural network, Gradient ascent learning

Title	Vulnerability Analysis through a Graph-based Protection System
Author	Mohammad Ebrahim Rafiei, Rasool Jalili, Hamid Mousavi
Citation	Vol. 6  No. 12  pp. 311-319
Keywords	Vulnerability Analysis, Protection System, Safety Problem, NP-Completeness.