Sciweavers

1715 search results - page 136 / 343
» Point Sample Rendering
Sort
View
SI3D
2010
ACM
14 years 3 months ago
Volumetric obscurance
Obscurance and Ambient Occlusion (AO) are popular techniques in both film and games that model how ambient light is shadowed. While it is largely a solved problem for static scen...
Bradford James Loos, Peter-Pike Sloan
EDBT
2009
ACM
160views Database» more  EDBT 2009»
14 years 1 months ago
Estimating aggregates in time-constrained approximate queries in Oracle
The concept of time-constrained SQL queries was introduced to address the problem of long-running SQL queries. A key approach adopted for supporting time-constrained SQL queries i...
Ying Hu, Seema Sundara, Jagannathan Srinivasan
TIP
2010
155views more  TIP 2010»
13 years 7 months ago
Laplacian Regularized D-Optimal Design for Active Learning and Its Application to Image Retrieval
—In increasingly many cases of interest in computer vision and pattern recognition, one is often confronted with the situation where data size is very large. Usually, the labels ...
Xiaofei He
SIGGRAPH
1997
ACM
14 years 1 months ago
Metropolis light transport
We present a new Monte Carlo method for solving the light transport problem, inspired by the Metropolis sampling method in computational physics. To render an image, we generate a...
Eric Veach, Leonidas J. Guibas
CGI
2003
IEEE
14 years 2 months ago
Ray Tracing Height Fields
We present a novel surface reconstruction algorithm which can directly reconstruct surfaces with different levels of smoothness in one framework from height fields using 3D discr...
Huamin Qu, Feng Qiu, Nan Zhang 0011, Arie E. Kaufm...