Results 21 to 30 of about 26,748 (250)

Intrinsically Universal Cellular Automata

open access: yes, 2009
This talk advocates intrinsic universality as a notion to identify simple cellular automata with complex computational behavior. After an historical introduction and proper definitions of intrinsic universality, which is discussed with respect to Turing ...
Ollinger, Nicolas
core   +3 more sources

A Survey of Cellular Automata: Types, Dynamics, Non-uniformity and Applications

open access: yes, 2018
Cellular automata (CAs) are dynamical systems which exhibit complex global behavior from simple local interaction and computation. Since the inception of cellular automaton (CA) by von Neumann in 1950s, it has attracted the attention of several ...
Bhattacharjee, Kamalika   +3 more
core   +1 more source

On the Computational Power of DNA Annealing and Ligation [PDF]

open access: yes, 1995
In [20] it was shown that the DNA primitives of Separate, Merge, and Amplify were not sufficiently powerful to invert functions defined by circuits in linear time.
Winfree, Erik
core   +3 more sources

Cellular Automata as a learning process in Architecture and Urban design

open access: yeseCAADe proceedings, 2014
This paper explores the application of cellular automata as method for investigating the dynamic parameters and interrelationships that constitute the urban space.
Mads Brath Jensen, I. Foged
semanticscholar   +1 more source

Can cellular automata be a representative model for visual perception dynamics?

open access: yesFrontiers in Computational Neuroscience, 2013
“Cellular automata (CA) are mathematical models for systems in which many simple components act together to produce complicated patterns of behavior” (Packard and Wolfram, 1985).
M. Beigzadeh   +2 more
semanticscholar   +1 more source

Computational Aspects of Asynchronous CA [PDF]

open access: yes, 2011
This work studies some aspects of the computational power of fully asynchronous cellular automata (ACA). We deal with some notions of simulation between ACA and Turing Machines.
Chandesris, Jérôme   +3 more
core  

Lessons Learned: Quality Analysis of Optical Coherence Tomography in Neuromyelitis Optica

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Introduction Optical coherence tomography (OCT)‐derived retina measurements are markers for neuroaxonal visual pathway status. High‐quality OCT scans are essential for reliable measurements, but their acquisition is particularly challenging in eyes with severe visual impairment, as often observed in neuromyelitis optica spectrum disorders ...
Hadi Salih   +40 more
wiley   +1 more source

Intrinsic universality and the computational power of self-assembly

open access: yes, 2013
This short survey of recent work in tile self-assembly discusses the use of simulation to classify and separate the computational and expressive power of self-assembly models.
Woods, Damien
core   +2 more sources

Copper‐based Materials for Photo and Electrocatalytic Process: Advancing Renewable Energy and Environmental Applications

open access: yesAdvanced Functional Materials, EarlyView.
Cu‐based catalysts as a cornerstone in advancing sustainable energy technologies are fully reviewed in this manuscript, highlighting their potential in photo‐ and electrocatalysis. It includes metallic copper, copper oxides, copper sulfides, copper halide perovskites, copper‐based metal–organic frameworks (MOFs), and covalent organic frameworks (COFs),
Jéssica C. de Almeida   +16 more
wiley   +1 more source

Enhancing CoFe Catalysts with V2CTX MXene‐Derived Materials for Anion Exchange Membrane Electrolyzers

open access: yesAdvanced Functional Materials, EarlyView.
MXene dervied CoFe composites show increased initial Oxygen Evolution Reaction (OER) activity compared to the pure CoFe and MXene in an Anion Exchange Membrane device. Vanadium vacancies in the MXene plays a role in increased OER activity and hinders Fe leaching in the AEM device over using the pure V2C MXene as a support material for the CoFe ...
Can Kaplan   +16 more
wiley   +1 more source

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