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FUIN
2016
56views more  FUIN 2016»
10 years 3 hour ago
An Upper Bound for the Reachability Problem of Safe, Elementary Hornets
In this paper we study the complexity of the reachability problem Hornets, an algebraic extension of object nets. Here we consider the restricted class of safe, elementary Hornets....
Michael Köhler-Bußmeier, Frank Heitmann
FUIN
2016
49views more  FUIN 2016»
10 years 3 hour ago
Robustness of Time Petri Nets under Guard Enlargement
Robustness of timed systems aims at studying whether infinitesimal perturbations in clock values can result in new discrete behaviors. A model is robust if the set of discrete beh...
S. Akshay, Loïc Hélouët, Claude J...
FTPL
2016
45views more  FTPL 2016»
10 years 3 hour ago
Nominal Game Semantics
We employ automata over infinite alphabets to capture the semantics of a finitary fragment of ML with ground-type references. Our approach is founded on game semantics, which all...
Andrzej S. Murawski, Nikos Tzevelekos
FSS
2016
71views FPGA» more  FSS 2016»
10 years 3 hour ago
On similarity in fuzzy description logics
In this paper we explore the possibility of introducing the equality symbol in the languages of Fuzzy Description Logics (FDLs) interpreted as a similarity relation. In the talk w...
Eva Armengol, Pilar Dellunde, Àngel Garc&ia...
FSS
2016
60views FPGA» more  FSS 2016»
10 years 3 hour ago
Proof search and Co-NP completeness for many-valued logics
We provide a methodology to introduce proof search oriented calculi for a large class of many-valued logics, and a sufficient condition for their Co-NP completeness. Our results a...
Mattia Bongini, Agata Ciabattoni, Franco Montagna
FSS
2016
68views FPGA» more  FSS 2016»
10 years 3 hour ago
Multilingual generation of uncertain temporal expressions from data: A study of a possibilistic formalism and its consistency wi
In NLG systems, temporal uncertainty in raw data can hamper the inference of temporal and causal relationships between events and thus impact the quality of the generated texts. I...
Albert Gatt, François Portet
FSS
2016
76views FPGA» more  FSS 2016»
10 years 3 hour ago
The approximation of left-continuous t-norms
A discrete t-norm is a binary operation on a finite subset of the real unit interval fulfilling the same algebraic conditions as t-norms. We show that any left-continuous t-norm...
Thomas Vetterlein
FS
2016
101views FPGA» more  FS 2016»
10 years 4 hour ago
Consistent price systems under model uncertainty
We develop a version of the fundamental theorem of asset pricing for discrete-time markets with proportional transaction costs and model uncertainty. A robust notion of no-arbitra...
Bruno Bouchard, Marcel Nutz
FS
2016
59views FPGA» more  FS 2016»
10 years 4 hour ago
Weakly time consistent concave valuations and their dual representations
We derive dual characterizations of two notions of weak time consistency for concave valuations, which are convex risk measures under a positive sign convention. Combined with a s...
Berend Roorda, Johannes Schumacher