Sciweavers

1605 search results - page 178 / 321
» Search result diversity for informational queries
Sort
View
KDD
2008
ACM
115views Data Mining» more  KDD 2008»
16 years 6 months ago
Topical query decomposition
We introduce the problem of query decomposition, where we are given a query and a document retrieval system, and we want to produce a small set of queries whose union of resulting...
Francesco Bonchi, Carlos Castillo, Debora Donato, ...
APWEB
2010
Springer
15 years 5 months ago
Suggesting Topic-Based Query Terms as You Type
— Query term suggestion that interactively expands the queries is an indispensable technique to help users formulate high-quality queries and has attracted much attention in the ...
Ju Fan, Hao Wu, Guoliang Li, Lizhu Zhou
GIS
2007
ACM
16 years 7 months ago
Partition-based lazy updates for continuous queries over moving objects
Continuous spatial queries posted within an environment of moving objects produce as their results a time-varying set of objects. In the most ambitious case both queries and data ...
Yu-Ling Hsueh, Roger Zimmermann, Haojun Wang, Wei-...
EDBT
2006
ACM
112views Database» more  EDBT 2006»
16 years 6 months ago
Indexing Shared Content in Information Retrieval Systems
Abstract. Modern document collections often contain groups of documents with overlapping or shared content. However, most information retrieval systems process each document separa...
Andrei Z. Broder, Nadav Eiron, Marcus Fontoura, Mi...
JCDL
2004
ACM
114views Education» more  JCDL 2004»
15 years 12 months ago
Translating unknown cross-lingual queries in digital libraries using a web-based approach
Users’ cross-lingual queries to a digital library system might be short and not included in a common translation dictionary (unknown terms). In this paper, we investigate the fe...
Jenq-Haur Wang, Jei-Wen Teng, Pu-Jen Cheng, Wen-Hs...