Sciweavers

2338 search results - page 45 / 468
» Separation in Theory - Coordination in Practice
Sort
View
POPL
2007
ACM
14 years 9 months ago
Types, bytes, and separation logic
We present a formal model of memory that both captures the lowlevel features of C's pointers and memory, and that forms the basis for an expressive implementation of separati...
Harvey Tuch, Gerwin Klein, Michael Norrish
ENTCS
2008
120views more  ENTCS 2008»
13 years 9 months ago
Reasoning about B+ Trees with Operational Semantics and Separation Logic
The B+ tree is an ordered tree structure with a fringe list. It is the most widely used data structure for data organisation and searching in database systems specifically, and, p...
Alan P. Sexton, Hayo Thielecke
IJAR
2008
116views more  IJAR 2008»
13 years 9 months ago
Portfolio management under epistemic uncertainty using stochastic dominance and information-gap theory
Portfolio management in finance is more than a mathematical problem of optimizing performance under risk constraints. A critical factor in practical portfolio problems is severe u...
Daniel Berleant, L. Andrieu, Jean-Philippe Argaud,...
SACMAT
2003
ACM
14 years 2 months ago
Dependencies and separation of duty constraints in GTRBAC
A Generalized Temporal Role Based Access Control (GTRBAC) model that captures an exhaustive set of temporal constraint needs for access control has recently been proposed. GTRBACā...
James Joshi, Basit Shafiq, Arif Ghafoor, Elisa Ber...
ICASSP
2011
IEEE
13 years 19 days ago
An acoustically-motivated spatial prior for under-determined reverberant source separation
We consider the task of under-determined reverberant audio source separation. We model the contribution of each source to all mixture channels in the time-frequency domain as a ze...
Ngoc Q. K. Duong, Emmanuel Vincent, Rémi Gr...