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APGV
2008
ACM
141views Visualization» more  APGV 2008»
13 years 9 months ago
The assumed light direction for perceiving shape from shading
Recovering 3D shape from shading is an ill-posed problem that the visual system can solve only by making use of additional information such as the position of the light source. Pr...
James P. O'Shea, Martin S. Banks, Maneesh Agrawala
CCS
2008
ACM
13 years 9 months ago
Stale-safe security properties for group-based secure information sharing
Attribute staleness arises due to the physical distribution of authorization information, decision and enforcement points. This is a fundamental problem in virtually any secure di...
Ram Krishnan, Jianwei Niu, Ravi S. Sandhu, William...
CANDC
2005
ACM
13 years 9 months ago
Computational schemes for biomimetic sculpture
A prototype system for the automatic evolution of biomimetic structures using structural automata is described and its utility for generating digital sculpture is demonstrated. Sc...
Brower Hatcher, Karl Aspelund, Andrew R. Willis, J...
EKAW
2008
Springer
13 years 9 months ago
Principles for Knowledge Engineering on the Web
With the advent of the Web and the efforts towards a Semantic Web the nature of knowledge engineering has changed drastically. In this position paper we propose four principles fo...
Guus Schreiber
IE
2007
13 years 9 months ago
Through the looking glass: game worlds as representations and views from elsewhere
This paper describes the rationale and subsequent development stages of a work in progress: a graffiti toolkit for rich spatial 3D environments and an actual world mnemonic collec...
J. Turner, Nicola J. Bidwell