Title	Development of Real Time Virtual Aquarium System
Author	Hyun-Cheol Lee, Eun-Seok Kim, Nak-Keun Joo, Gi-Taek Hur
Citation	Vol. 6  No. 7  pp. 58-63
Keywords	Fluid similar, Virtual aquarium environment system, Fluid generator, Navier-Stokes, Particle.

Title	A Novel Genetic Algorithm for Degree-Constrained Minimum Spanning Tree Problem
Author	Lixia Hanr, Yuping Wang
Citation	Vol. 6  No. 7  pp. 50-57
Keywords	degree-constrained minimum spanning tree, genetic algorithm, convergence

Title	Forward Search Algorithm for Robust Influence Analysis in Maximum Likelihood Factor Analysis
Author	Woosung Yang, Yutaka Tanaka, Jun Nakaya
Citation	Vol. 6  No. 7  pp. 43-49
Keywords	Sensitivity analysis, Maximum likelihood factor analysis, Robust method, Forward search

Title	The Communication Method of Distance Education System and Sound Control Characteristics
Author	Manabu Ishihara
Citation	Vol. 6  No. 7  pp. 36-42
Keywords	Auditory sense, Internet, Classroom design, Distance education, Multipoint communication, AHP(Analytic Hierarchy Process), Sound pressure, Time-difference