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» Computing Minimal Mappings
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RT
2000
Springer
15 years 10 months ago
Direct Ray Tracing of Displacement Mapped Triangles
We present an algorithm for ray tracing displacement maps that requires no additional storage over the base model. Displacement maps are rarely used in ray tracing due to the cost...
Brian E. Smits, Peter Shirley, Michael M. Stark
CORR
2011
Springer
207views Education» more  CORR 2011»
15 years 1 months ago
DB Category: Denotational Semantics for View-based Database Mappings
Abstract. We present a categorical denotational semantics for a database mapping, based on views, in the most general framework of a database integration/exchange. Developed databa...
Zoran Majkic
196
Voted
IJIIDS
2010
136views more  IJIIDS 2010»
15 years 1 months ago
Kleisli category and database mappings
Abstract. This paper presents the semantics of database mappings in the relational database (DB) category, based on the power-view monad T and monadic algebras. The semantics can b...
Zoran Majkic, Bhanu Prasad
CVPR
2007
IEEE
16 years 8 months ago
Iterative MAP and ML Estimations for Image Segmentation
Image segmentation plays an important role in computer vision and image analysis. In this paper, the segmentation problem is formulated as a labeling problem under a probability m...
Shifeng Chen, Liangliang Cao, Jianzhuang Liu, Xiao...
CGO
2007
IEEE
16 years 1 months ago
Exploiting Narrow Accelerators with Data-Centric Subgraph Mapping
The demand for high performance has driven acyclic computation accelerators into extensive use in modern embedded and desktop architectures. Accelerators that are ideal from a sof...
Amir Hormati, Nathan Clark, Scott A. Mahlke