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101
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WEBI
2010
Springer
14 years 8 months ago
Estimating News Coverage of Web Search Results
The abundance of content on the web and the lack of quality control require more refined approaches in analyzing online information. In this paper, we propose evaluating the extent...
Adam Jatowt, Yukiko Kawai, Katsumi Tanaka
COLING
2010
14 years 5 months ago
Corpus-based Semantic Class Mining: Distributional vs. Pattern-Based Approaches
Main approaches to corpus-based semantic class mining include distributional similarity (DS) and pattern-based (PB). In this paper, we perform an empirical comparison of them, bas...
Shuming Shi, Huibin Zhang, Xiaojie Yuan, Ji-Rong W...
161
Voted
VLDB
2004
ACM
96views Database» more  VLDB 2004»
15 years 10 months ago
Multidimensional data modeling for location-based services
With the recent and continuing advances in areas such as wireless communications and positioning technologies, mobile, locationbased services are becoming possible. Such services ...
Christian S. Jensen, Augustas Kligys, Torben Bach ...
VLDB
2004
ACM
138views Database» more  VLDB 2004»
15 years 3 months ago
ObjectRank: Authority-Based Keyword Search in Databases
The ObjectRank system applies authority-based ranking to keyword search in databases modeled as labeled graphs. Conceptually, authority originates at the nodes (objects) containin...
Andrey Balmin, Vagelis Hristidis, Yannis Papakonst...
CC
1998
Springer
100views System Software» more  CC 1998»
14 years 10 months ago
Symmetric Alternation Captures BPP
We introduce the natural class SP 2 containing those languages which may be expressed in terms of two symmetric quanti ers. This class lies between P 2 and P 2 P 2 and naturall...
Alexander Russell, Ravi Sundaram