1302 search results - page 135 / 261 » Multi-objective Query Processing for Database Systems |
SIGMOD
2009
ACM
14 years 10 months ago
2009
ACM
Current semi-structured keyword search and natural language query processing systems use ad hoc approaches to take advantage of structural information. Although intuitive, they ar...
DEXAW
2007
IEEE
14 years 4 months ago
2007
IEEE
This paper presents an information retrieval methodology which uses Formal Concept Analysis in conjunction with semantics to provide contextual answers to users’ queries. User f...
SIGMOD
2010
ACM
14 years 3 months ago
2010
ACM
MapReduce is a popular framework for data-intensive distributed computing of batch jobs. To simplify fault tolerance, the output of each MapReduce task and job is materialized to ...
VLDB
2004
ACM
14 years 3 months ago
2004
ACM
Current developments in processing data streams are based on the best-effort principle and therefore not adequate for many application areas. When sensor data is gathered by inte...
WMCSA
2003
IEEE
14 years 3 months ago
2003
IEEE
Applications and services in ubiquitous computing systems often interact in a context-dependent, reactive manner. How information flows, and what services communicate when, is det...