In order to perform a high-quality interactive rendering of large medical data sets on a single off-the-shelf PC, a LOD selection algorithm for multi-resolution volume rendering using 3D texture mapping is presented, ...In order to perform a high-quality interactive rendering of large medical data sets on a single off-the-shelf PC, a LOD selection algorithm for multi-resolution volume rendering using 3D texture mapping is presented, which uses an adaptive scheme that renders the volume in a region-of-interest at a high resolution and the volume away from this region at lower resolutions. The algorithm is based on several important criteria, and rendering is done adaptively by selecting high-resolution cells close to a center of attention and low-resolution cells away from this area. In addition, our hierarchical level-of-detail representation guarantees consistent interpolation between different resolution levels. Experiments have been applied to a number of large medical data and have produced high quality images at interactive frame rates using standard PC hardware.展开更多
Y2002-63180-301 0220839依据用计算机图形学技术致电离粒子检测健康保险的辐射管理系统研究=A study on a radiation manage-ment system visualizing health risks from ionizing parti-cles by CG technology[会,英]/Katagiri,M.&...Y2002-63180-301 0220839依据用计算机图形学技术致电离粒子检测健康保险的辐射管理系统研究=A study on a radiation manage-ment system visualizing health risks from ionizing parti-cles by CG technology[会,英]/Katagiri,M.& Hikoji,M.//Proceedings of 2001 International Conference onImage Processing Vol.1 of 3.—301~304(HE)Y2002-63181-209 0220840基本矩阵估计问题的测量寻址=A survey展开更多
基金the Advanced Project Foundation between China and France(PRA SI03-02).
文摘In order to perform a high-quality interactive rendering of large medical data sets on a single off-the-shelf PC, a LOD selection algorithm for multi-resolution volume rendering using 3D texture mapping is presented, which uses an adaptive scheme that renders the volume in a region-of-interest at a high resolution and the volume away from this region at lower resolutions. The algorithm is based on several important criteria, and rendering is done adaptively by selecting high-resolution cells close to a center of attention and low-resolution cells away from this area. In addition, our hierarchical level-of-detail representation guarantees consistent interpolation between different resolution levels. Experiments have been applied to a number of large medical data and have produced high quality images at interactive frame rates using standard PC hardware.
文摘Y2002-63180-301 0220839依据用计算机图形学技术致电离粒子检测健康保险的辐射管理系统研究=A study on a radiation manage-ment system visualizing health risks from ionizing parti-cles by CG technology[会,英]/Katagiri,M.& Hikoji,M.//Proceedings of 2001 International Conference onImage Processing Vol.1 of 3.—301~304(HE)Y2002-63181-209 0220840基本矩阵估计问题的测量寻址=A survey