北京市自然科学基金(4102037)

作品数:4被引量:7H指数:2
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相关作者:胡勇童欣齐越更多>>
相关机构:微软公司北京航空航天大学更多>>
相关期刊:《Science Bulletin》《中国科学:信息科学》《Science China(Information Sciences)》更多>>
相关主题:MODELING_OFIMAGE-BASEDINHOMOGENEOUSSCATTERINGMODELING更多>>
相关领域:自动化与计算机技术理学电子电信机械工程更多>>
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Simultaneous structure and geometry detail completion based on interactive user sketches被引量:1
《Science China(Information Sciences)》2012年第5期1123-1137,共15页YANG Shen QI Yue QIN Hong 
supported by National Natural Science Foundation of China (Grant Nos. 60533070,60773153);Key Grant Project of Ministry of Education of China (Grant No. 308004);National High Technology Research and Development Program of China (Grant No. 2009AA012102);Beijing Natural Science Foundation(Grant No. 4102037);Qin Hong’s research in this work was supported in part by National Science Foundation(USA)(Grant Nos.IIS-0949467,IIS-0710819,IIS-0830183)
We articulate a novel approach to geometric model completion via interactive sketches in this paper.First,the initial incomplete model (with holes) is decomposed into a base model and a high-frequency component,whic...
关键词:model repair geometric modeling interactive sketch 3D graphics 
一种基于图像的非均匀单散射参与介质建模方法被引量:2
《中国科学:信息科学》2011年第1期12-22,共11页胡勇 齐越 童欣 
国家自然科学基金(批准号:60773153);国家高技术研究发展计划(批准号:2009AA012102);北京市自然科学基金(批准号:4102037)资助项目
针对非均匀单散射参与介质建模问题,提出一种能够保持密度场空间变化细节的建模方法.使用体数据、吸收和散射系数之比分别描述参与介质空间变化的密度分布及光线在其内部的传输特性,通过构建采集图像像素值与它们之间的表达式,将建模问...
关键词:单散射参与介质 烟建模 体数据建模 基于图像的建模 
Image-based modeling of inhomogeneous single-scattering participating media
《Chinese Science Bulletin》2010年第24期2756-2756,共1页HU Yong 
National Natural Science Foundation of China (Grant No. 60773153);National Hi-Tech Research Program of China (Grant No. 2009AA012102);the Beijing Natural Science Foundation (Grant No. 4102037) supported this research
The State Key Laboratory of Virtual Reality Technology and Systems, Beihang University in Beijing, has proposed an image based mod-eling method for inhomogeneous single-scattering participating media whose density fie...
关键词:基于图像的建模 媒体 散射 不均匀 北京航空航天大学 虚拟现实系统 国家重点实验室 虚拟现实技术 
Image-based modeling of inhomogeneous single-scattering participating media被引量:4
《Science China(Information Sciences)》2010年第6期1141-1150,共10页HU Yong QI Yue TONG Xin 
supported by the National Natural Science Foundation of China (Grant No. 60773153);the National High-Tech Research & Development Program of China (Grant No. 2009AA012102);Beijing Natural Science Foundation (Grant No. 4102037)
We propose a method to reconstruct inhomogeneous single-scattering participating media, which could preserve fine high-frequency details of density field. Volumetric data and the ratio of absorption coefficient to sca...
关键词:single-scattering participating media smoke modeling volumetric modeling image based modeling 
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