Title	Parity enhanced topology based spot area watermarking method for copyright protection of layered 3D triangular mesh data
Author	Md. Mahfuzur Rahman, Koichi Harada
Citation	Vol. 6  No. 2  pp. 252~259
Keywords	Watermarking, layered 3D triangular mesh model, topology based embedding, computer graphics, copyright protection.

Title	A Learning Method based on Hopfield Neural Network and Its application in Point-feature Labeling Placement Problem
Author	Zheng He, Koichi Harada
Citation	Vol. 6  No. 3  pp. 10-16
Keywords	Constraint optimization, Hopfield neural network, Learning method, Point-feature labeling placement

Title	Continuity Analysis of Non-uniform Subdivision Surfaces
Author	Ahsan Ullah, Koichi Harada
Citation	Vol. 6  No. 4  pp. 52-56
Keywords	surface optimization, subdivision scheme, graphics.

Title	Connected Component Labeling Algorithms for Gray-Scale Images and Evaluation of Performance using Digital Mammograms
Author	Roshan Dharshana Yapa, Koichi Harada
Citation	Vol. 8  No. 6  pp. 33-41
Keywords	Connected Component, gray-scale, Mammogram