Sciweavers

283 search results - page 43 / 57
» A Semantic Approach to Discovering Schema Mapping Expression...
Sort
View
WWW
2004
ACM
14 years 8 months ago
Incremental formalization of document annotations through ontology-based paraphrasing
For the manual semantic markup of documents to become widespread, users must be able to express annotations that conform to ontologies (or schemas) that have shared meaning. Howev...
Jim Blythe, Yolanda Gil
SIGMOD
2011
ACM
199views Database» more  SIGMOD 2011»
12 years 10 months ago
Schema-as-you-go: on probabilistic tagging and querying of wide tables
The emergence of Web 2.0 has resulted in a huge amount of heterogeneous data that are contributed by a large number of users, engendering new challenges for data management and qu...
Meiyu Lu, Divyakant Agrawal, Bing Tian Dai, Anthon...
SSDBM
2005
IEEE
131views Database» more  SSDBM 2005»
14 years 1 months ago
Searching for Related Objects in Relational Databases
To discover knowledge or retrieve information from a relational database, a user often needs to find objects related to certain source objects. There are two main challenges in b...
Xiaoxin Yin, Jiawei Han, Jiong Yang
MICS
2008
103views more  MICS 2008»
13 years 7 months ago
The Freedom to Extend OpenMath and its Utility
Abstract. OpenMath [6] is a standard for representing the semantics of mathematical objects. It differs from Presentation MathML [8] in not being directly concerned with the presen...
James H. Davenport, Paul Libbrecht
IJSWIS
2006
108views more  IJSWIS 2006»
13 years 7 months ago
Information Retrieval by Semantic Similarity
Abstract. Semantic Similarity relates to computing the similarity between conceptually similar but not necessarily lexically similar terms. Typically, semantic similarity is comput...
Angelos Hliaoutakis, Giannis Varelas, Epimenidis V...