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SPIESR
1997
143views Database» more  SPIESR 1997»
13 years 9 months ago
Similarity Evaluation in Image Retrieval Using Simple Features
The development of increasingly complex multimedia applications calls for new methodologies for the organization and retrieval of still images and video sequences. Query and retri...
Eugenio Di Sciascio, Augusto Celentano
ICDE
2005
IEEE
120views Database» more  ICDE 2005»
14 years 9 months ago
Progressive Distributed Top k Retrieval in Peer-to-Peer Networks
Query processing in traditional information management systems has moved from an exact match model to more flexible paradigms allowing cooperative retrieval by aggregating the dat...
Wolf-Tilo Balke, Wolfgang Nejdl, Wolf Siberski, Uw...
IQIS
2007
ACM
13 years 9 months ago
On the performance of one-to-many data transformations
Relational Database Systems often support activities like data warehousing, cleaning and integration. All these activities require performing some sort of data transformations. Si...
Paulo J. F. Carreira, Helena Galhardas, Joã...
HPTS
1993
147views Database» more  HPTS 1993»
13 years 11 months ago
Generic Action Support for Distributed, Cooperative Applications
Elements of transaction processing become more and more accepted as a base for general purpose distributed computing.We have developed an action concept with an extended functiona...
Edgar Nett, Michael Mock
VLDB
1998
ACM
101views Database» more  VLDB 1998»
13 years 12 months ago
On Optimal Node Splitting for R-trees
The problem of finding an optimal bipartition of a rectangle set has a direct impact on query performance of dynamic R-trees. During update operations, overflowed nodes need to be...
Yván J. García, Mario A. Lopez, Scot...