101 search results - page 4 / 21 » Characterizing the Evolution of Class Hierarchies |
KYOTODL
2000
13 years 8 months ago
2000
This paper presents a novel approach for the management of large collections of electronic documents. The major technical contribution of our approach is the seamless integration ...
JCDL
2003
ACM
14 years 21 days ago
2003
ACM
To support non-trivial clients, such as data exploration and analysis environments, digital libraries must be able to describe the access modes that their contents support. We pre...
AIML
2008
13 years 9 months ago
2008
abstract. We establish that the quantifier alternation hierarchy of formulae of Second-Order Propositional Modal Logic (SOPML) induces an infinite corresponding semantic hierarchy ...
WEBDB
2009
Springer
14 years 2 months ago
2009
Springer
We study the problem of schema evolution in the RDF data model. RDF and the RDFS schema language are W3C standards for flexibly modeling and sharing data on the web. Although sch...
EJC
1998
13 years 7 months ago
1998
A hierarchy of classes of graphs is proposed which includes hypercubes, acyclic cubical complexes, median graphs, almost median graphs, premedian graphs and partial cubes. Structu...