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RT
1997
Springer
15 years 7 months ago
Polyhedral Geometry and the Two-Plane Parameterization
Recently the light-field and lumigraph systems have been proposed as general methods of representing the visual information present in a scene. These methods represent this infor...
Xianfeng Gu, Steven J. Gortler, Michael F. Cohen
CC
2006
Springer
125views System Software» more  CC 2006»
15 years 3 months ago
A tight lower bound for restricted pir protocols
We show that any 1-round 2-server Private Information Retrieval Protocol where the answers are 1-bit long must ask questions that are at least n - 2 bits long, which is nearly equa...
Richard Beigel, Lance Fortnow, William I. Gasarch
GECCO
2011
Springer
247views Optimization» more  GECCO 2011»
14 years 6 months ago
An agent-based model of the effects of a primate social structure on the speed of natural selection
The rate of speciation is in most mammals an order of magnitude faster than in most other vertebrates. It is faster still in the social mammals. The apparent association between c...
Gideon M. Gluckman, Joanna Bryson
SACMAT
2009
ACM
15 years 9 months ago
Symbolic reachability analysis for parameterized administrative role based access control
Role based access control (RBAC) is a widely used access control paradigm. In large organizations, the RBAC policy is managed by multiple administrators. An administrative role ba...
Scott D. Stoller, Ping Yang, Mikhail I. Gofman, C....
ICPR
2002
IEEE
16 years 4 months ago
Preprocessing and Recognition of Characters in Container Codes
This paper describes the recognition of container code characters. The system has to deal with outdoor images which usually have damaged characters and obtain an answer in real ti...
Alberto J. Pérez Jiménez, Gabriela A...