Sciweavers

564 search results - page 66 / 113
» Integrating and querying web databases and documents
Sort
View
HIS
2008
15 years 7 months ago
Implicit User Modelling Using Hybrid Meta-Heuristics
The requirements imposed on information retrieval systems are increasing steadily. The vast number of documents in today's large databases and especially on World Wide Web ca...
Pavel Krömer, Václav Snásel, Ja...
EDBT
1998
ACM
114views Database» more  EDBT 1998»
15 years 10 months ago
HySpirit - A Probabilistic Inference Engine for Hypermedia Retrieval in Large Databases
Abstract. HySpirit is a retrieval engine for hypermedia retrieval integrating concepts from information retrieval (IR) and deductive databases. The logical view on IR models retrie...
Norbert Fuhr, Thomas Rölleke
WEBI
2010
Springer
15 years 3 months ago
On Using Query Logs for Static Index Pruning
Static index pruning techniques aim at removing from the posting lists of an inverted file the references to documents which are likely to be not relevant for answering user querie...
Hoang Thanh Lam, Raffaele Perego, Fabrizio Silvest...
SIGMOD
2011
ACM
199views Database» more  SIGMOD 2011»
14 years 8 months ago
Schema-as-you-go: on probabilistic tagging and querying of wide tables
The emergence of Web 2.0 has resulted in a huge amount of heterogeneous data that are contributed by a large number of users, engendering new challenges for data management and qu...
Meiyu Lu, Divyakant Agrawal, Bing Tian Dai, Anthon...
PVLDB
2010
128views more  PVLDB 2010»
15 years 4 months ago
Update Rewriting and Integrity Constraint Maintenance in a Schema Evolution Support System: PRISM++
Supporting legacy applications when the database schema evolves represents a long-standing challenge of practical and theoretical importance. Recent work has produced algorithms a...
Carlo Curino, Hyun Jin Moon, Alin Deutsch, Carlo Z...