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» System Model-Based Definition of Modeling Language Semantics
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APSEC
2005
IEEE
15 years 3 months ago
A Formal Semantics of Timed Activity Diagrams and its PROMELA Translation
The lack of a precise semantics for UML activity diagrams makes the reasoning on models constructed using such diagrams infeasible. However, such diagrams are widely used in domai...
Nicolas Guelfi, Amel Mammar
ACL
2008
14 years 11 months ago
Applying a Grammar-Based Language Model to a Simplified Broadcast-News Transcription Task
We propose a language model based on a precise, linguistically motivated grammar (a hand-crafted Head-driven Phrase Structure Grammar) and a statistical model estimating the proba...
Tobias Kaufmann, Beat Pfister
CIKM
2001
Springer
15 years 2 months ago
Model-based Feedback in the Language Modeling Approach to Information Retrieval
The language modeling approach to retrieval has been shown to perform well empirically. One advantage of this new approach is its statistical foundations. However, feedback, as on...
ChengXiang Zhai, John D. Lafferty
FUIN
2002
94views more  FUIN 2002»
14 years 9 months ago
A Class of Composable and Preemptible High-level Petri Nets with an Application to Multi-Tasking Systems
This paper presents an extension of an algebra of high-level Petri nets with operations for suspension and abortion. These operations are sound with respect to the semantics of pre...
Hanna Klaudel, Franck Pommereau
WWW
2004
ACM
15 years 10 months ago
Mining models of human activities from the web
The ability to determine what day-to-day activity (such as cooking pasta, taking a pill, or watching a video) a person is performing is of interest in many application domains. A ...
Mike Perkowitz, Matthai Philipose, Kenneth P. Fish...