1968 search results - page 350 / 394 » The Complexity of Valued Constraint Models |
JCS
2008
13 years 8 months ago
2008
We present a novel technique, known as the non-delegatable authority (NDA), for distributing authority to unconfined subjects in capability systems that prevents them from sharing...
AUTOMATICA
2002
13 years 8 months ago
2002
For discrete-time linear time invariant systems with constraints on inputs and states, we develop an algorithm to determine explicitly, the state feedback control law which minimi...
VLDB
2002
ACM
13 years 8 months ago
2002
ACM
Current search engines can hardly cope adequately with fuzzy predicates defined by complex preferences. The biggest problem of search engines implemented with standard SQL is that...
IJHCI
2010
13 years 7 months ago
2010
Motivation – Designers make decisions that later influence how users work with the systems that they have designed. When errors occur in use, it is tempting to focus on the acti...
COGSR
2010
13 years 3 months ago
2010
In this paper, we describe a digital scenario where we simulated the emergence of self-organized symbol-based communication among artificial creatures inhabiting a virtual world of...