计算机辅助设计与应用
面向协同设计的VRML模型装配特征信息重建方法
   ………………………………………………………………………………行开新， 田  凌， 童秉枢 (1)
基于二次误差测度的车身网格简化算法研究
    …………………………………………………………………李  旭， 周  卓， 时艳茹， 尹鹏举 (7)
卸载过程的物料运动研究
   …………………………………………………………………………………………朴香兰， 郭  越 (12)
基于Solid Edge的直齿圆锥齿轮建模研究
  ………………………………………………………………………………史艳红， 张淑贤， 姚  新 (17)
基于UG的燃气轮机管路元件库的开发技术研究
   …………………………………………………………………………………………张志刚， 赵  罡 (22)
 

计算机图形学与应用
软阴影算法及实现
   …………………………………………………………………………………………曾晓一， 何援军 (27)
一种空间BRDF的编辑算法
 ……………………………………………………………………王志前， 李  航， 程志全， 党  岗 (32)
一种基于GPU实现的自适应八叉树纹理绘画算法
 ……………………………………………………………………李  航， 党  岗， 程志全， 金士尧 (39)
单视点生成体视图的方法研究
  ………………………………………………………………………………王  飞， 王晨升， 刘晓杰 (45)
立体视觉技术的应用与发展
   …………………………………………………………………………………………周  星， 高志军 (50)
基于局部环境敏感的动态植物建模研究
   …………………………………………………………………………………………黄艳峰， 陈  涛 (56)
基于IFS的Sierpinski三角形的生成及其推广
   …………………………………………………………………………………………胡海龙， 刘树群 (62)
基于脊波变换的旋转不变性纹理特征提取方法
   …………………………………………………………………………………………韩  光， 赵春霞 (67)
基于八叉树编码的点云数据精简方法
   …………………………………………………………………………………………邵正伟， 席  平 (73)
 

计算机辅助几何设计
三角网格曲面的球面参数化
   …………………………………………………………………………………………姚建强， 何援军 (77)
 

图像技术
基于混沌系统与提升小波的抗剪切攻击的彩色图像盲水印算法
  ………………………………………………………………………………………………………赵玉霞 (81)
改进的灰度级彩色变换法在B超图像中的应用
   …………………………………………………………………………………………李志球， 梁双华 (87)
基于VTK的医学三维图像模型构建与切割
 ……………………………………………………………………钟海波， 余伟巍， 席  平， 何  飞 (94)
 

仿真技术
液压万能试验机的虚拟现实仿真系统
    ……………………………………………………………………………………………………杨  光 (99)
三维环境下高阶椭圆齿轮副的运动仿真
   ……………………………………………………………………………高雪强， 石建玲， 崔振勇 (104)
 

几何与应用
三维无旋矢量场的一种新的可视化方法
 ………………………………………………………………………………宋伟杰， 崔俊芝， 聂玉峰 (109)
一种新的二元有理插值及其性质
  …………………………………………………………………方  逵， 邓四清， 谢  进， 陈福来 (116)
薄板样条法和泛克里金法在理论和应用方面的比较
 ………………………………………………………………………………………………………牛文杰 (123)
 

工业设计
基于iNPD的工业设计方法研究与应用
   ……………………………………………………………………………徐  岚， 宗光华， 张  融 (130)
人性化可折叠助行车设计
  …………………………………………………………………………………………姜  楠， 李文飞 (137)
以创新设计为核心的“计算机辅助工业设计”课程体系建设
    ………………………………………………………………………………………闫成新， 刘衍聪 (142)
 

画法几何
圆柱与圆锥轴线相交时左侧相贯线上最右点的解析证明与图解
   ……………………………………………………………………………谷艳华， 侯洪生， 张秀芝 (146)
 

图学教育
基于学科融合与模块细分的设计类图学课程改革实践
    ………………………………………………………………………………………梁圣复， 李慧莉 (151)
机械制图研究型小课题的探索与实践
   ……………………………………………………………………………付成龙， 杨小庆， 田  凌 (156)
紧密结合模具专业的“机械制图”课程改革
 …………………………………………………………………吴迎春， 梁德平， 唐卫东，  李  兵 (161)
中日机械制图教材的比较及对教学改革的启示
   ……………………………………………………………………………舒  宏， 胡清泥， 高  菲 (166)
 

现代教学技术
面向网络实验教学的虚拟协同装配技术研究
  …………………………………………………………………吴志军， 张建富， 冯平法， 郁鼎文 (172)
基于反应器的制图作业批改CAI系统研究
    ………………………………………………………………………………………沈培玉， 周洪军 (179)
 

应用与交流集锦
基于动态规划的城市道路提取改进算法
  …………………………………………………………………刘晓平， 朱晓强， 余  烨， 李  琳 (183)
OpenGL显示3DS模型若干问题的研究
 ………………………………………………………………………………胡平平， 刘建明， 王晶杰 (189)
Cult3D在机电产品交互设计中的研究
  …………………………………………………………………………………………牛  敏， 陈锦昌 (194)
一种支持纸的折叠、剪切与展开的计算模型
  …………………………………………………………………………………………刘金义， 张笑伶 (200)

CONTENTS

Computer Aided Design and Application
An Approach to Regenerate Assembly Feature Information from VRML Model for Collaborative Design
    …………………………………………………………XING Kai-xin,  TIAN Ling,  TONG Bing-shu (1)
Research on the Simplified Algorithm for the Mesh of Vehicle Body Based on Quadratic Error Measure
    ……………………………………………………LI Xu,  ZHOU Zhuo,  SHI Yan-ru,  YIN Peng-ju (7)
Research on the Movement of the Material in Discharge Process
   ………………………………………………………………………………PIAO Xiang-lan,  GUO Yue (12)
Research on Straight Bevel Gear Modeling Based on Solid Edge
    …………………………………………………………SHI Yan-hong,  ZHANG Shu-xian,  YAO Xin (17)
The Development of Gas Turbine Pipeline Part Library Based on UG
 ………………………………………………………………………………ZHANG Zhi-gang,  ZHAO Gang (22)
Computer Graphics and Application
Algorithm and Implementation of Soft Shadow
   ……………………………………………………………………………ZENG Xiao-yi,  HE Yuan-jun (27)
A Novel Spatial BRDF Editing Algorithm
 ……………………………………………WANG Zhi-qian,  LI Hang,  CHENG Zhi-quan,  DANG Gang (32)
A Kind of GPU Based Adaptive Octree Textures Painting Method
 ………………………………………………LI Hang,  DANG Gang,  CHENG Zhi-quan,  JIN Shi-yao (39)
A Method of Creating Stereoscopic Views Based on Perspective Projection of Signal Viewpoint
 ……………………………………………………………WANG Fei,  WANG Chen-sheng, LIU Xiao-jie (45)
Application and Future Development of Stereo Vision Technology
  …………………………………………………………………………………ZHOU Xing,  GAO Zhi-jun (50)
Study of Dynamic Plant Modeling Based on Local Environmentally-Sensitivity
    ……………………………………………………………………………HUANG Yan-feng,  CHEN Tao (56)
Generation and Generalization of Sierpinski-Triangle Based on IFS
    ……………………………………………………………………………HU Hai-long,  LIU Shu-qun (62)
Rotation Invariant Texture Feature Extraction Method Based on the Ridgelet Transform
    ……………………………………………………………………………HAN Guang,  ZHAO Chun-xia (67)
Data Reduction for Point Cloud Using Octree Coding
   ………………………………………………………………………………SHAO Zheng-wei,  XI Ping (73)
Computer Aided Geometric Design
Spherical Parameterization for Triangular Mesh Surface
   …………………………………………………………………………YAO Jian-qiang,  HE Yuan-jun (77)
Image Techniques
A New Color Digital Image Blind Watermarking Algorithm Protecting from Shear Transformation
Attack Based on Chaotic Sequences and LWT
    ………………………………………………………………………………………………ZHAO Yu-xia (81)
The Application of Improved Gray-Color Transform Technique in B-Scan Ultrasonic Images
    ………………………………………………………………………LI Zhi-qiu,  LIANG Shuang-hua (87)
Construction and Cutting of Medical 3D Image Model with VTK
     …………………………………………………ZHONG Hai-bo,  YU Wei-wei,  XI Ping,  HE Fei (94)
Simulation Technology
Virtual Reality Simulation Systems of Hydraulic Universal Testing Machines
 ……………………………………………………………………………………………………YANG Guang (99)
Motion Simulation of Higher Order Ellipse Gear Pairs under Three-dimensional Environment
 ……………………………………………………GAO Xue-qiang,  SHI Jian-ling,  CUI Zhen-yong (104)
Geometry and Application
A New Method to Visualize 3D Rotation-Free Vector Fields
……………………………………………………………SONG Wei-jie,  CUI Jun-zhi,  NIE Yu-feng (109)
A New Bivariate Rational Interpolation and the Properties
   ………………………………………………FANG Kui,  DENG Si-qing,  XIE Jin,  CHEN Fu-lai (116)
Comparison of Theory and Application between Thin Plate Spline and Universal Kriging
 …………………………………………………………………………………………………NIU Wen-jie (123)
Industrial Design
The Research and Application of Industrial Design Method Based on iNPD
    ……………………………………………………………XU Lan,  ZONG Guang-hua,  ZHANG Rong (130)
The Humanity Design of a Foldable Walker
    ………………………………………………………………………………JIANG Nan,  LI Wen-fei (137)
Construction on Course System of CAID Based on Creativity Design
……………………………………………………………………………YAN Cheng-xin,  LIU Yan-cong (142)
Descriptive Geometry
Analytical Proof and Illustrations on the Ultra Right Point of Intersection Curve of
Cylinder and Cone with Intersected Axes
 ………………………………………………………GU Yan-hua,  HOU Hong-sheng,  ZHANG Xiu-zhi (146)
Graphics Education
Curriculum Reformation and Practice in Design Graphics Course Based on
Discipline Merging and Module Subdivision
………………………………………………………………………………LIANG Sheng-fu,  LI Hui-li (151)
Exploration and Implementation of Research Projects for Mechanical Drawing
    ……………………………………………………FU Cheng-long,  YANG Xiao-qing,  TIAN Ling (156)
Course Innovation for Mechanical Drawing for Major of Die & Mold
…………………………………………WU Ying-chun,  LIANG De-ping,  TANG Wei-dong,  LI Bing (161)
Comparison of Chinese and Japanese Textbooks of Mechanical Drawing and
Its Enlightenment on Teaching Innovation
 ………………………………………………………………………SHU Hong,  HU Qing-ni,  GAO Fei (166)
Modern Teaching Techniques
Research on Virtual Collaborative Assembly Technology in Network Experiment Teaching
………………………………………WU Zhi-jun,  ZHANG Jian-fu,  FENG Ping-fa,  YU Ding-wen (172)
Research on CAI System for Marking Drawing Exercises
    ………………………………………………………………………SHEN Pei-yu,  ZHOU Hong-jun (179)
Application and Communication
The Improved Extraction of Urban Roads Based on Dynamic Programming
…………………………………………………LIU Xiao-ping,  ZHU Xiao-qiang,  YU Ye,  LI Lin (183)
Research on Some Problems in Displaying 3DS Model with OpenGL
 ……………………………………………………HU Ping-ping,  LIU Jian-ming,  WANG Jing-jie (189)
Research on Interactive Design of Mechanical and Electrical Products with Cult3D
 ………………………………………………………………………………NIU Min,  CHEN Jin-chang (194)
A Computational Model for Paper’s Folding, Cutting, and Unfolding
 …………………………………………………………………………LIU Jin-yi,  ZHANG Xiao-ling (200)