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135
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CSL
2009
Springer
15 years 11 months ago
Expanding the Realm of Systematic Proof Theory
Abstract. This paper is part of a general project of developing a systematic and algebraic proof theory for nonclassical logics. Generalizing our previous work on intuitionistic-su...
Agata Ciabattoni, Lutz Straßburger, Kazushig...
125
Voted
FOCS
2008
IEEE
15 years 11 months ago
Sketching and Streaming Entropy via Approximation Theory
We give near-optimal sketching and streaming algorithms for estimating Shannon entropy in the most general streaming model, with arbitrary insertions and deletions. This improves ...
Nicholas J. A. Harvey, Jelani Nelson, Krzysztof On...
BIRTHDAY
2007
Springer
15 years 10 months ago
Orderings and Constraints: Theory and Practice of Proving Termination
In contrast to the current general way of developing tools for proving termination automatically, this paper intends to show an alternative program based on using on the one hand t...
Cristina Borralleras, Albert Rubio
153
Voted
FLAIRS
2006
15 years 6 months ago
Using Activity Theory to Model Context Awareness: A Qualitative Case Study
In this paper, we describe an approach to modelling contextaware systems starting on the knowledge level. We make use of ideas from Activity Theory to structure the general contex...
Jörg Cassens, Anders Kofod-Petersen
WSPI
2004
15 years 6 months ago
A Formal Theory of Conceptual Modeling Universals
Conceptual Modeling is a discipline of great relevance to several areas in Computer Science. In a series of papers [1,2,3] we have been using the General Ontological Language (GOL)...
Giancarlo Guizzardi, Gerd Wagner, Marten van Sinde...