Results 11 to 20 of about 84,353 (275)

Quantifying Glial-Glial Tiling Using Automated Image Analysis in Drosophila

open access: yesFrontiers in Cellular Neuroscience, 2022
Not only do glia form close associations with neurons throughout the central nervous system (CNS), but glial cells also interact closely with other glial cells.
Gabriela Salazar   +4 more
doaj   +1 more source

Packing problems on generalised regular grid: Levels of abstraction using integer linear programming

open access: yesGraphical Models, 2023
Packing a designated set of shapes on a regular grid is an important class of operations research problems that has been intensively studied for more than six decades. Representing a d-dimensional discrete grid as Zd, we formalise the generalised regular
Hao Hua, Benjamin Dillenburger
doaj   +1 more source

Towards a modular and scalable holographic display

open access: yesLight: Science & Applications, 2022
Holographic three-dimensional (3D) display can be made very large using a modular system that allows seamless spatial tiling of multiple coarse integral holographic images.
Pierre-Alexandre Blanche
doaj   +1 more source

Constructing and Visualizing Uniform Tilings

open access: yesComputers, 2023
This paper describes a system which takes user input of a pattern of regular polygons around one vertex and attempts to construct a uniform tiling with the same pattern at every vertex by adding one polygon at a time.
Nelson Max
doaj   +1 more source

ACF: An Armed CCTV Footage Dataset for Enhancing Weapon Detection

open access: yesSensors, 2022
Thailand, like other countries worldwide, has experienced instability in recent years. If current trends continue, the number of crimes endangering people or property will expand.
Narit Hnoohom   +2 more
doaj   +1 more source

Duplication of a Single Neuron in C. elegans Reveals a Pathway for Dendrite Tiling by Mutual Repulsion

open access: yesCell Reports, 2016
Simple cell-cell interactions can give rise to complex cellular patterns. For example, neurons of the same type can interact to create a complex patchwork of non-overlapping dendrite arbors, a pattern known as dendrite tiling.
Zhiqi Candice Yip, Maxwell G. Heiman
doaj   +1 more source

Aperiodic spin chains at the boundary of hyperbolic tilings

open access: yesSciPost Physics, 2023
In view of making progress towards establishing a holographic duality for theories defined on a discrete tiling of the hyperbolic plane, we consider a recently proposed boundary spin chain Hamiltonian with aperiodic couplings that are chosen such as to ...
Pablo Basteiro, Rathindra Nath Das, Giuseppe Di Giulio, Johanna Erdmenger
doaj   +1 more source

Snake-Deterministic Tiling Systems [PDF]

open access: yes, 2009
The concept of determinism, while clear and well assessed for string languages, is still matter of research as far as picture languages are concerned. We introduce here a new kind of determinism, called snake, based on the boustrophedonic scanning strategy, that is a natural scanning strategy used by many algorithms on 2D arrays and pictures.
Violetta Lonati, Matteo Pradella
openaire   +3 more sources

Tiling Systems versus Tile Rewriting Grammars

open access: yesTheoretical Computer Science, 2006
Two formal models of pictures, i.e., two dimensional (2D) languages are compared: tiling systems and tile rewriting grammars, which resp. extend to 2D the regular and context-free languages. Two results extending classical language properties into 2D are proved. First, non-recursive tile writing grammars (TRG) coincide with tiling systems (TS). Second,
A Cherubini   +3 more
openaire   +4 more sources

Test generation from recursive tile systems [PDF]

open access: yesSoftware Testing, Verification and Reliability, 2012
SUMMARYThis paper explores the generation of conformance test cases for recursive tile systems (RTSs) in the framework of the classical ioco testing theory. The RTS model allows the description of reactive systems with recursion and is very similar to other models like pushdown automata, hyperedge replacement grammars or recursive state machines.
Chédor, Sébastien   +2 more
openaire   +5 more sources

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