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CSCW
2004
ACM
16 years 6 hour ago
Lilsys: Sensing Unavailability
As communications systems increasingly gather and propagate information about people’s reachability or “presence”, users need better tools to minimize undesired interruption...
James Begole, Nicholas E. Matsakis, John C. Tang
SWAT
1992
Springer
101views Algorithms» more  SWAT 1992»
15 years 10 months ago
Parallel Algorithms for Priority Queue Operations
This paper presents parallel algorithms for priority queue operations on a p-processor EREWPRAM. The algorithms are based on a new data structure, the Min-path Heap (MH), which is...
Maria Cristina Pinotti, Geppino Pucci
AMW
2009
15 years 7 months ago
Consistent Query Answering in Data Warehouses
Abstract. A Data Warehouse (DW) is a data repository that organizes and physically integrates data from multiple sources under special kinds of schemas. A DW is composed by a set o...
Leopoldo E. Bertossi, Loreto Bravo, Mónica ...
JDA
2006
77views more  JDA 2006»
15 years 6 months ago
On Multi-threaded Metrical Task Systems
Traditionally, on-line problems have been studied under the assumption that there is a unique sequence of requests that must be served. This approach is common to most general mod...
Esteban Feuerstein, Steven S. Seiden, Alejandro St...
ALIFE
2005
15 years 6 months ago
Levels of Description: A Novel Approach to Dynamical Hierarchies
We present a novel formal interpretation of dynamical hierarchies based on information theory, in which each level is a near-state-determined system, and levels are related to one ...
Simon McGregor, Chrisantha Fernando