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» Using an Object Reference Approach to Distributed Updates
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JSS
2011
114views more  JSS 2011»
14 years 3 months ago
An approach to process continuous location-dependent queries on moving objects with support for location granules
Location-based services have attracted the attention of important research in the field of mobile computing. Specifically, different mechanisms have been proposed to process loc...
Sergio Ilarri, Carlos Bobed, Eduardo Mena
103
Voted
ICIP
2010
IEEE
14 years 10 months ago
Mixed-resolution distributed video codec without motion estimation at the encoder
Inspired by recent results showing that Wyner-Ziv coding using a combination of source and channel coding may be more efficient than pure channel coding, we have applied coset cod...
Bruno Macchiavello, Edson M. Hung, Ricardo L. de Q...
66
Voted
OTM
2007
Springer
15 years 7 months ago
Improving on Version Stamps
Optimistic distributed systems often rely on version vectors or their variants in order to track updates on replicated objects. Some of these mechanisms rely on some form of global...
Paulo Sérgio Almeida, Carlos Baquero, Victo...
ICIP
2005
IEEE
16 years 2 months ago
Combining MCTF with distributed source coding
Motion Compensated Temporal Filtering (MCTF) has proved to be an efficient coding tool in the design of open-loop scalable video codecs. In this paper we propose a MCTF video codi...
Marco Tagliasacchi, Stefano Tubaro, Augusto Sarti
111
Voted
EDBT
2009
ACM
175views Database» more  EDBT 2009»
15 years 7 months ago
Towards materialized view selection for distributed databases
Materialized views (MV) can significantly improve the query performance of relational databases. In this paper, we consider MVs to optimize complex scenarios where many heterogen...
Leonardo Weiss Ferreira Chaves, Erik Buchmann, Fab...