Results 21 to 30 of about 6,419 (111)

Meditation effects within the hippocampal complex revealed by voxel-based morphometry and cytoarchitectonic probabilistic mapping. [PDF]

open access: yes, 2013
Scientific studies addressing anatomical variations in meditators' brains have emerged rapidly over the last few years, where significant links are most frequently reported with respect to gray matter (GM).
Gaser, Christian   +4 more
core   +2 more sources

Discrete-time rewards model-checked [PDF]

open access: yes, 2003
This paper presents a model-checking approach for analyzing discrete-time Markov reward models. For this purpose, the temporal logic probabilistic CTL is extended with reward constraints.
A. Aziz   +14 more
core   +2 more sources

Logic and model checking for hidden Markov models [PDF]

open access: yes, 2005
The branching-time temporal logic PCTL* has been introduced to specify quantitative properties over probability systems, such as discrete-time Markov chains. Until now, however, no logics have been defined to specify properties over hidden Markov models (
Hermanns, Holger   +2 more
core   +5 more sources

A Markov Chain Model Checker [PDF]

open access: yes, 2000
Markov chains are widely used in the context of performance and reliability evaluation of systems of various nature. Model checking of such chains with respect to a given (branching) temporal logic formula has been proposed for both the discrete [17,6 ...
Hermanns, Holger   +3 more
core   +5 more sources

Predicting progression of Alzheimer's disease using ordinal regression.

open access: yesPLoS ONE, 2014
We propose a novel approach to predicting disease progression in Alzheimer's disease (AD)--multivariate ordinal regression--which inherently models the ordered nature of brain atrophy spanning normal aging (CTL) to mild cognitive impairment (MCI) to AD ...
Orla M Doyle   +10 more
doaj   +1 more source

Specification Patterns for Robotic Missions [PDF]

open access: yes, 2018
Mobile and general-purpose robots increasingly support our everyday life, requiring dependable robotics control software. Creating such software mainly amounts to implementing their complex behaviors known as missions.
Berger, Thorsten   +4 more
core   +2 more sources

Lukasiewicz mu-Calculus [PDF]

open access: yes, 2013
We consider state-based systems modelled as coalgebras whose type incorporates branching, and show that by suitably adapting the definition of coalgebraic bisimulation, one obtains a general and uniform account of the linear-time behaviour of a state in ...
Mio, Matteo, Simpson, Alexander
core   +7 more sources

Counterexample Generation in Probabilistic Model Checking [PDF]

open access: yes, 2009
Providing evidence for the refutation of a property is an essential, if not the most important, feature of model checking. This paper considers algorithms for counterexample generation for probabilistic CTL formulae in discrete-time Markov chains ...
Damman, B., Han, T., Katoen, J.P.
core   +5 more sources

Decisive Markov Chains [PDF]

open access: yes, 2007
We consider qualitative and quantitative verification problems for infinite-state Markov chains. We call a Markov chain decisive w.r.t. a given set of target states F if it almost certainly eventually reaches either F or a state from which F can no ...
Abdulla, Parosh Aziz   +2 more
core   +4 more sources

Negotiating the Probabilistic Satisfaction of Temporal Logic Motion Specifications [PDF]

open access: yes, 2013
We propose a human-supervised control synthesis method for a stochastic Dubins vehicle such that the probability of satisfying a specification given as a formula in a fragment of Probabilistic Computational Tree Logic (PCTL) over a set of environmental ...
Belta, Calin, Cizelj, Igor
core   +1 more source

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