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» Spark: top-k keyword query in relational databases
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VLDB
2007
ACM
229views Database» more  VLDB 2007»
13 years 11 months ago
Sum-Max Monotonic Ranked Joins for Evaluating Top-K Twig Queries on Weighted Data Graphs
In many applications, the underlying data (the web, an XML document, or a relational database) can be seen as a graph. These graphs may be enriched with weights, associated with t...
Yan Qi 0002, K. Selçuk Candan, Maria Luisa ...
ICDE
2010
IEEE
240views Database» more  ICDE 2010»
13 years 9 months ago
Top-K aggregation queries over large networks
Searching and mining large graphs today is critical to a variety of application domains, ranging from personalized recommendation in social networks, to searches for functional ass...
Xifeng Yan, Bin He, Feida Zhu, Jiawei Han
ICDE
2008
IEEE
336views Database» more  ICDE 2008»
14 years 6 months ago
Dominant Graph: An Efficient Indexing Structure to Answer Top-K Queries
Given a record set D and a query score function F, a top-k query returns k records from D, whose values of function F on their attributes are the highest. In this paper, we investi...
Lei Zou, Lei Chen 0002
EDBT
2008
ACM
169views Database» more  EDBT 2008»
14 years 5 months ago
Efficient online top-K retrieval with arbitrary similarity measures
The top-k retrieval problem requires finding k objects most similar to a given query object. Similarities between objects are most often computed as aggregated similarities of the...
Prasad M. Deshpande, Deepak P, Krishna Kummamuru
ICDE
2008
IEEE
157views Database» more  ICDE 2008»
14 years 6 months ago
SPARK: A Keyword Search Engine on Relational Databases
Yi Luo, Wei Wang 0011, Xuemin Lin