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» Answering Multiple-Item Queries in Data Broadcast Systems
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PODS
2008
ACM
165views Database» more  PODS 2008»
16 years 1 months ago
Data exchange and schema mappings in open and closed worlds
In the study of data exchange one usually assumes an openworld semantics, making it possible to extend instances of target schemas. An alternative closed-world semantics only move...
Leonid Libkin, Cristina Sirangelo
LREC
2010
185views Education» more  LREC 2010»
15 years 2 months ago
Wikipedia and the Web of Confusable Entities: Experience from Entity Linking Query Creation for TAC 2009 Knowledge Base Populati
The Text Analysis Conference (TAC) is a series of Natural Language Processing evaluation workshops organized by the National Institute of Standards and Technology. The Knowledge B...
Heather Simpson, Stephanie Strassel, Robert Parker...
IPPS
2007
IEEE
15 years 7 months ago
Replication Strategy in Unstructured Peer-to-Peer Systems
1 The unstructured Peer-to-Peer (P2P) systems usually use a “blind search” method to find the requested data object by propagating a query to a number of peers randomly. In or...
Guofu Feng, Yuquan Jiang, Guihai Chen, Qing Gu, Sa...
DEXAW
2007
IEEE
137views Database» more  DEXAW 2007»
15 years 7 months ago
FCA for contextual semantic navigation and information retrieval in heterogeneous information systems
This paper presents an information retrieval methodology which uses Formal Concept Analysis in conjunction with semantics to provide contextual answers to users’ queries. User f...
Géraldine Polaillon, Marie-Aude Aufaure, B&...
AAAI
2010
15 years 2 months ago
A General Framework for Representing and Reasoning with Annotated Semantic Web Data
We describe a generic framework for representing and reasoning with annotated Semantic Web data, formalise the annotated language, the corresponding deductive system, and address ...
Umberto Straccia, Nuno Lopes 0002, Gergely Lukacsy...