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SIGGRAPH
1993
ACM
15 years 10 months ago
On the form factor between two polygons
Form factors are used in radiosity to describe the fraction of diffusely reflected light leaving one surface and arriving at another. They are a fundamental geometric property us...
Peter Schröder, Pat Hanrahan
SIGGRAPH
1994
ACM
15 years 10 months ago
Accelerated MPEG compression of dynamic polygonal scenes
This paper describes a methodology for using the matrix-vector multiply and scan conversion hardware present in many graphics workstations to rapidly approximate the optical flow ...
Dan S. Wallach, Sharma Kunapalli, Michael F. Cohen
PODC
2010
ACM
15 years 10 months ago
Brief announcement: tree decomposition for faster concurrent data structures
We show how to partition data structures representable by directed acyclic graphs, i.e. rooted trees, to allow for efficient complex operations, which lie beyond inserts, deletes ...
Johannes Schneider, Roger Wattenhofer
SIGIR
2010
ACM
15 years 10 months ago
Hierarchical pitman-yor language model for information retrieval
In this paper, we propose a new application of Bayesian language model based on Pitman-Yor process for information retrieval. This model is a generalization of the Dirichlet distr...
Saeedeh Momtazi, Dietrich Klakow
WIKIS
2010
ACM
15 years 10 months ago
WikiPics: multilingual image search based on Wiki-mining
This demonstration introduces WikiPics, a language-independent image search engine for Wikimedia Commons. Based on the multilingual thesaurus provided by WikiWord, WikiPics allows...
Daniel Kinzler