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COMPUTER
2007
135views more  COMPUTER 2007»
13 years 8 months ago
A Language for Human Action
and therefore should be implemented outside the sensory-motor system. This way, meaning for a concept amounts to the content of a symbolic expression, a definition of the concept ...
Gutemberg Guerra-Filho, Yiannis Aloimonos
CIAC
2003
Springer
98views Algorithms» more  CIAC 2003»
14 years 1 months ago
Improving Customer Proximity to Railway Stations
Abstract. We consider problems of (new) station placement along (existing) railway tracks, so as to increase the number of users. We prove that, in spite of the NP-hardness for the...
Evangelos Kranakis, Paolo Penna, Konrad Schlude, D...
VLDB
2008
ACM
148views Database» more  VLDB 2008»
14 years 8 months ago
Purpose based access control for privacy protection in relational database systems
Abstract In this article, we present a comprehensive approach for privacy preserving access control based on the notion of purpose. In our model, purpose information associated wit...
Ji-Won Byun, Ninghui Li
SOSP
2003
ACM
14 years 4 months ago
Model-carrying code: a practical approach for safe execution of untrusted applications
This paper presents a new approach called model-carrying code (MCC) for safe execution of untrusted code. At the heart of MCC is the idea that untrusted code comes equipped with a...
R. Sekar, V. N. Venkatakrishnan, Samik Basu, Sande...
WCNC
2008
IEEE
14 years 2 months ago
Proportional Fair Scheduling: Analytical Insight under Rayleigh Fading Environment
—This paper provides analytical expressions to evaluate the performance of a random access wireless network in terms of user throughput and network throughput, subject to the con...
Erwu Liu, Kin K. Leung