Results 201 to 210 of about 4,492 (243)

Spatial structure: shaping the ecology and evolution of microbial communities. [PDF]

open access: yesFEMS Microbiol Rev
Bäcker M   +8 more
europepmc   +1 more source

Elementary Triangular Partitioned Cellular Automata (Frontiers of Theoretical Computer Science)

open access: yesElementary Triangular Partitioned Cellular Automata (Frontiers of Theoretical Computer Science)
openaire  

Image encryption using partitioned cellular automata

Neurocomputing, 2018
Abstract Image encryption techniques aims to protect the content of image with higher efficiency and security than conventional cryptographic methods by making use of special properties of image. This paper presents an image encryption model based on two-dimensional partitioned cellular automaton.
Yong Wang, Yi Zhao, Qing Zhou, Zehui Lin
openaire   +3 more sources

A stream cipher algorithm based on 2D coupled map lattice and partitioned cellular automata

Nonlinear Dynamics, 2020
The two-dimensional coupled map lattice (2D CML) is a spatiotemporal chaotic model with complex dynamic behavior and has high potential for designing stream cipher. We propose an offset 2D CML model by adding different offsets for each lattice. The offset 2D CML model has better chaotic properties, such as larger Lyapunov exponent (LE) and more uniform
Zhuo Liu   +3 more
openaire   +4 more sources

Load Balancing of the Parallel Execution of Two Dimensional Partitioned Cellular Automata

2022 30th Euromicro International Conference on Parallel, Distributed and Network-based Processing (PDP), 2022
Load Balancing is generally referred as the technique to properly partition computation among processing elements in order to achieve optimal resource usage and thus reduce computation time. In this paper, we present a dynamic load balancing application in the context of the parallel execution of Cellular Automata where the domain space is partitioned ...
Giordano, A   +4 more
openaire   +1 more source

Quantum-Dot Cellular Automata (QCA) circuit partitioning

Proceedings of the 41st annual Design Automation Conference, 2004
This paper presents the Quantum-Dot Cellular Automata (QCA) physical design problem, in the context of the VLSI physical design problem. The problem is divided into three subproblems: partitioning, placement, and routing of QCA circuits. This paper presents an ILP formulation and heuristic solution to the partitioning problem, and compares the two sets
Dominic A. Antonelli   +7 more
openaire   +1 more source

A geographically partitioned cellular automata model for the expansion of residential areas

Transactions in GIS, 2021
AbstractA key component of cellular automata (CA) models is the transition rules that determine the transformation of cells at each iteration. However, most previous studies use a single set of transition rules across the entire study region, and therefore do not fully account for spatial heterogeneity.
Yi Lu, Shawn Laffan, Christopher Pettit
openaire   +1 more source

Modeling land-use change using partitioned vector cellular automata while considering urban spatial structure

Environment and Planning B: Urban Analytics and City Science, 2023
While many published studies have explored the impact of spatial heterogeneity on land-use change, few have focused on regional differences in land-use transition rules caused by urban spatial structure. In this paper, we measured urban land-use diversity by developing self-adaptive kernel density estimation and entropy weight methods and determine ...
Jing Yang   +4 more
openaire   +1 more source

A partitioned and asynchronous cellular automata model for urban growth simulation

International Journal of Geographical Information Science, 2015
Cellular automata CA models are used to analyze and simulate the global phenomenon of urban growth. However, these models are characterized by ignoring spatially heterogeneous transition rules and asynchronous evolving rates, which make it difficult to improve urban growth simulations.
Xinli Ke, Lingyun Qi, Chen Zeng
openaire   +1 more source

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