http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
Image-Based Relighting - Luminance Mapping Based on Lighting Functions
Manabe, Tomohisa,Raytchev, Bisser,Tamaki, Toru,Kaneda, Kazufumi Society for Computational Design and Engineering 2012 International Journal of CAD/CAM Vol.12 No.1
The paper proposes a method for generating a sequence of images with smooth transition of illumination from two input images with different lighting conditions. Our relighting approach is image-based, such as the light field rendering. We store the luminances (pixel RGB values) into "lighting functions" consisting of a couple of parameters related to normal vectors. Images with different light positions are rendered by interpolating the luminances retrieved from the lighting functions. The proposed method is a promising technique for many applications requiring a scene with variety of lighting effects, such as movies, TV games, and so on.
Volume Rendering using Grid Computing for Large-Scale Volume Data
Nishihashi, Kunihiko,Higaki, Toru,Okabe, Kenji,Raytchev, Bisser,Tamaki, Toru,Kaneda, Kazufumi Society for Computational Design and Engineering 2009 International Journal of CAD/CAM Vol.9 No.1
In this paper, we propose a volume rendering method using grid computing for large-scale volume data. Grid computing is attractive because medical institutions and research facilities often have a large number of idle computers. A large-scale volume data is divided into sub-volumes and the sub-volumes are rendered using grid computing. When using grid computing, different computers rarely have the same processor speeds. Thus the return order of results rarely matches the sending order. However order is vital when combining results to create a final image. Job-Scheduling is important in grid computing for volume rendering, so we use an obstacle-flag which changes priorities dynamically to manage sub-volume results. Obstacle-Flags manage visibility of each sub-volume when line of sight from the view point is obscured by other subvolumes. The proposed Dynamic Job-Scheduling based on visibility substantially increases efficiency. Our Dynamic Job-Scheduling method was implemented on our university's campus grid and we conducted comparative experiments, which showed that the proposed method provides significant improvements in efficiency for large-scale volume rendering.
Takumi Okamoto,Tetsushi Koide,Anh-Tuan Hoang,Tatsuya Shimizu,Koki Sugi,Toru Tamaki,Bisser Raytchev,Kazufumi Kaneda,Shigeto Yoshida,Hiroshi Mieno,Kazufumi Kaneda 대한전자공학회 2015 ITC-CSCC :International Technical Conference on Ci Vol.2015 No.6
Recently, with the increase in the number of colorectal cancer patients, the computer-aided diagnosis (CAD) systems which support a doctor"s diagnosis are essential for early stage treatment. In this paper, we introduce a SVM hardware architecture for CAD system for colorectal endoscopic images with NBI magnification findings. Additionally, we also propose a pyramid style structure with multi-SVMs for effective diagnosis image segmentation.