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WWW
2007
ACM
16 years 7 months ago
Efficient search engine measurements
We address the problem of measuring global quality metrics of search engines, like corpus size, index freshness, and density of duplicates in the corpus. The recently proposed est...
Ziv Bar-Yossef, Maxim Gurevich
WWW
2004
ACM
16 years 7 months ago
Web image learning for searching semantic concepts in image databases
Without textual descriptions or label information of images, searching semantic concepts in image databases is still a very challenging task. While automatic annotation techniques...
Chu-Hong Hoi, Michael R. Lyu
WWW
2004
ACM
16 years 7 months ago
Metacrystal: visualizing the degree of overlap between different search engines
MetaCrystal enables users to visualize and control the degree of overlap between the results returned by different search engines. Several linked overview tools support rapid expl...
Anselm Spoerri
EDBT
2009
ACM
136views Database» more  EDBT 2009»
16 years 1 months ago
Finding frequent co-occurring terms in relational keyword search
Given a set Q of keywords, conventional keyword search (KS) returns a set of tuples, each of which (i) is obtained from a single relation, or by joining multiple relations, and (i...
Yufei Tao, Jeffrey Xu Yu
SISAP
2008
IEEE
175views Data Mining» more  SISAP 2008»
16 years 1 months ago
Anytime K-Nearest Neighbor Search for Database Applications
Many contemporary database applications require similarity-based retrieval of complex objects where the only usable knowledge of its domain is determined by a metric distance func...
Weijia Xu, Daniel P. Miranker, Rui Mao, Smriti R. ...