Sciweavers

2554 search results - page 275 / 511
» Keyword query cleaning
Sort
View
BNCOD
2003
104views Database» more  BNCOD 2003»
15 years 8 months ago
External Sorting with On-the-Fly Compression
Evaluating a query can involve manipulation of large volumes of temporary data. When the volume of data becomes too great, activities such as joins and sorting must use disk, and ...
John Yiannis, Justin Zobel
CIKM
2008
Springer
15 years 7 months ago
Cost-effective spam detection in p2p file-sharing systems
Spam is highly pervasive in P2P file-sharing systems and is difficult to detect automatically before actually downloading a file due to the insufficient and biased description of ...
Dongmei Jia
CIVR
2008
Springer
141views Image Analysis» more  CIVR 2008»
15 years 7 months ago
Experiments in interactive video search by addition and subtraction
We have developed an interactive video search system that allows the searcher to rapidly assess query results and easily pivot off those results to form new queries. The system i...
John Adcock, Matthew L. Cooper, Jeremy Pickens
HPDC
2010
IEEE
15 years 7 months ago
Distributing the power of OLAP
In this paper we present the Brown Dwarf, a distributed system designed to efficiently store, query and update multidimensional data over an unstructured Peer-to-Peer overlay, wit...
Katerina Doka, Dimitrios Tsoumakos, Nectarios Kozi...
GIR
2008
ACM
15 years 7 months ago
Geographic features in web search retrieval
We conduct large-scale search engine relevance experiments, using the 12% of queries that contain placenames, matching the placenames to places in the documents, and examining the...
Rosie Jones, Ahmed Hassan, Fernando Diaz