3836 search results - page 629 / 768 » Semantics of Database Transformations |
120
Voted
SIGMOD
1998
ACM
15 years 6 months ago
1998
ACM
Semistructured data is characterized by the lack of any fixed and rigid schema, although typically the data hassomeimplicitstructure. While thelack offixedschemamakesextracting ...
147
Voted
ISMIS
1997
Springer
15 years 6 months ago
1997
Springer
e about image features can be expressed as a hierarchical structure called a Type Abstraction Hierarchy (TAH). TAHs can be generated automatically by clustering algorithms based on...
136
Voted
ICCS
1994
Springer
15 years 6 months ago
1994
Springer
This paper gives a data structure (UDS) for supporting database retrieval, inference and machine learning that attempts to unify and extend previous work in relational databases, ...
114
Voted
KDD
2010
ACM
15 years 6 months ago
2010
ACM
Concise representations of frequent itemsets sacrifice readability and direct interpretability by a data analyst of the concise patterns extracted. In this paper, we introduce an...
111
Voted
ICDE
2007
IEEE
15 years 6 months ago
2007
IEEE
Context-based literature digital library search is a new search paradigm that creates an effective ranking of query outputs by controlling query output topic diversity. We define ...