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189
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COOPIS
2003
IEEE
16 years 5 days ago
Ontology Translation on the Semantic Web
Ontologies as means for formally specifying the vocabulary and relationship of concepts are seen playing a key role on the Semantic Web. However, the Web’s distributed nature mak...
Dejing Dou, Drew V. McDermott, Peishen Qi
206
Voted
WINE
2007
Springer
124views Economy» more  WINE 2007»
16 years 29 days ago
Stochastic Models for Budget Optimization in Search-Based Advertising
Internet search companies sell advertisement slots based on users’ search queries via an auction. Advertisers have to solve a complex optimization problem of how to place bids o...
S. Muthukrishnan, Martin Pál, Zoya Svitkina
269
Voted
VLDB
2007
ACM
103views Database» more  VLDB 2007»
16 years 7 months ago
On the Production of Anorexic Plan Diagrams
A "plan diagram" is a pictorial enumeration of the execution plan choices of a database query optimizer over the relational selectivity space. We have shown recently tha...
Harish D., Pooja N. Darera, Jayant R. Haritsa
246
Voted
SIGMOD
2007
ACM
121views Database» more  SIGMOD 2007»
16 years 7 months ago
Execution strategies for SQL subqueries
Optimizing SQL subqueries has been an active area in database research and the database industry throughout the last decades. Previous work has already identified some approaches ...
César A. Galindo-Legaria, Milind Joshi, Mos...
171
Voted
VLDB
2005
ACM
126views Database» more  VLDB 2005»
16 years 10 days ago
Consistently Estimating the Selectivity of Conjuncts of Predicates
Cost-based query optimizers need to estimate the selectivity of conjunctive predicates when comparing alternative query execution plans. To this end, advanced optimizers use multi...
Volker Markl, Nimrod Megiddo, Marcel Kutsch, Tam M...