Results 91 to 100 of about 2,350,098 (300)

Stability in L systems

open access: yesTheoretical Computer Science, 1983
The paper studies stability in L systems using a new approach. Given an L system G, a word w is said to be k-stable in G if, once w occurs in a derivation, the derivation can proceed no more than k steps before the next occurrence of w. The set of k-stable words in an L system is called by the author the k-stable language of the system.
openaire   +2 more sources

Stochastic thermodynamics of rapidly driven systems

open access: yesNew Journal of Physics, 2015
We present the stochastic thermodynamics analysis of an open quantum system weakly coupled to multiple reservoirs and driven by a rapidly oscillating external field.
Gregory Bulnes Cuetara   +2 more
doaj   +1 more source

L-System Tool for Generating Fractal Antenna Structures with Ability to Export into EM Simulators [PDF]

open access: yes, 2006
An L-System (Lindenmayer system) is a scheme primarily developed in the area of the computer science for simulating the development of biological structures. It has also been found very useful for generating the geometry of various fractal antennas.
Hazdra, P., Mazanek, M.
core   +1 more source

Organoids in pediatric cancer research

open access: yesFEBS Letters, EarlyView.
Organoid technology has revolutionized cancer research, yet its application in pediatric oncology remains limited. Recent advances have enabled the development of pediatric tumor organoids, offering new insights into disease biology, treatment response, and interactions with the tumor microenvironment.
Carla Ríos Arceo, Jarno Drost
wiley   +1 more source

GBLD: A Formal Model for Layout Description and Generation [PDF]

open access: yes, 2004
In this paper, we introduce a layout description and generation model, GBLD, based on the notions and elements of L-systems and context-free grammars. Our layout model is compatible with geometric layout formats, such as GDSII or CIF. However, it is more
Postula, Adam, Tseng, I-Lun
core  

Reciprocal control of viral infection and phosphoinositide dynamics

open access: yesFEBS Letters, EarlyView.
Phosphoinositides, although scarce, regulate key cellular processes, including membrane dynamics and signaling. Viruses exploit these lipids to support their entry, replication, assembly, and egress. The central role of phosphoinositides in infection highlights phosphoinositide metabolism as a promising antiviral target.
Marie Déborah Bancilhon, Bruno Mesmin
wiley   +1 more source

Spatiotemporal and quantitative analyses of phosphoinositides – fluorescent probe—and mass spectrometry‐based approaches

open access: yesFEBS Letters, EarlyView.
Fluorescent probes allow dynamic visualization of phosphoinositides in living cells (left), whereas mass spectrometry provides high‐sensitivity, isomer‐resolved quantitation (right). Their synergistic use captures complementary aspects of lipid signaling. This review illustrates how these approaches reveal the spatiotemporal regulation and quantitative
Hiroaki Kajiho   +3 more
wiley   +1 more source

A System-Level Approach to Pixel-Based Crop Segmentation from Ultra-High-Resolution UAV Imagery

open access: yesApplied System Innovation
This paper proposed a two-level hybrid stacking model for the classification of crops—wheat, soybean, and barley—based on multispectral orthomosaics obtained from uncrewed aerial vehicles. The proposed method unites gradient boosting algorithms (LightGBM,
Aisulu Ismailova   +4 more
doaj   +1 more source

Double quantum dot coupled to a quantum point contact: a stochastic thermodynamics approach

open access: yesNew Journal of Physics, 2015
We study the nonequilibrium properties of an electronic circuit composed of a double quantum dot (DQD) channel capacitively coupled to a quantum point contact (QPC) within the framework of stochastic thermodynamics.
Gregory Bulnes Cuetara   +1 more
doaj   +1 more source

Hybrid genetic L-system method for representing identification of plant growth visualization [PDF]

open access: yes, 2010
Application of Genetic Programming and L-System method for the development of parallel rewrite systems (L-Systems, Lindenmayer Systems) is used to describe the structure of the model plant.
Dr, Suhartono
core  

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