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» Improving Semantic Query Answering
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ICDE
2009
IEEE
155views Database» more  ICDE 2009»
14 years 5 months ago
SPROUT: Lazy vs. Eager Query Plans for Tuple-Independent Probabilistic Databases
— A paramount challenge in probabilistic databases is the scalable computation of confidences of tuples in query results. This paper introduces an efficient secondary-storage o...
Dan Olteanu, Jiewen Huang, Christoph Koch
ICDE
2011
IEEE
232views Database» more  ICDE 2011»
13 years 2 months ago
XClean: Providing valid spelling suggestions for XML keyword queries
—An important facility to aid keyword search on XML data is suggesting alternative queries when user queries contain typographical errors. Query suggestion thus can improve users...
Yifei Lu, Wei Wang, Jianxin Li, Chengfei Liu
ICMCS
2006
IEEE
124views Multimedia» more  ICMCS 2006»
14 years 4 months ago
Combining Textual and Visual Ontologies to Solve Medical Multimodal Queries
In order to solve medical multimodal queries, we propose to split the queries in different dimensions using ontology. We extract both textual and visual terms depending on the ont...
Saïd Radhouani, Joo-Hwee Lim, Jean-Pierre Che...
SSPR
2000
Springer
14 years 1 months ago
Studies of Radical Model for Retrieval of Cursive Chinese Handwritten Annotations
Our research focuses on Chinese online ink matching that tries to match handwritten annotations with handwritten queries without attempting to recognize them. Previously, we propos...
Matthew Y. Ma, Chi Zhang, Patrick Shen-Pei Wang
DLOG
2007
14 years 18 days ago
Optimizing Tableau Reasoning in ALC Extended with Uncertainty
Abstract. There has been an increased interest in recent years to incorporate uncertainty in Description Logics (DLs), and a number of proposals have been put forward for modeling ...
Volker Haarslev, Hsueh-Ieng Pai, Nematollaah Shiri