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» Languages of Nested Trees
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VLDB
2004
ACM
117views Database» more  VLDB 2004»
15 years 2 months ago
XQuery on SQL Hosts
Relational database systems may be turned into efficient XML and XPath processors if the system is provided with a suitable relational tree encoding. This paper extends this relat...
Torsten Grust, Sherif Sakr, Jens Teubner
XSYM
2009
Springer
264views Database» more  XSYM 2009»
15 years 4 months ago
From Entity Relationship to XML Schema: A Graph-Theoretic Approach
Abstract. We propose a mapping from the Enhanced Entity Relationship conceptual model to the W3C XML Schema Language with the following properties: information and integrity constr...
Massimo Franceschet, Donatella Gubiani, Angelo Mon...
OTM
2009
Springer
15 years 4 months ago
Revisiting the Behavior of Fault and Compensation Handlers in WS-BPEL
When automating work, it is often desirable to compensate completed work by undoing the work done by one or more activities. In the context of workflow, where compensation actions...
Rania Khalaf, Dieter Roller, Frank Leymann
ALT
2007
Springer
15 years 6 months ago
Learning Rational Stochastic Tree Languages
Abstract. We consider the problem of learning stochastic tree languages, i.e. probability distributions over a set of trees T(F), from a sample of trees independently drawn accordi...
François Denis, Amaury Habrard
NIPS
2003
14 years 10 months ago
Hierarchical Topic Models and the Nested Chinese Restaurant Process
We address the problem of learning topic hierarchies from data. The model selection problem in this domain is daunting—which of the large collection of possible trees to use? We...
David M. Blei, Thomas L. Griffiths, Michael I. Jor...