Results 51 to 60 of about 9,085,000 (214)

DASEventNet: AI‐Based Microseismic Detection on Distributed Acoustic Sensing Data From the Utah FORGE Well 16A (78)‐32 Hydraulic Stimulation

open access: yesJournal of Geophysical Research: Solid Earth, Volume 129, Issue 9, September 2024.
Abstract Distributed acoustic sensing (DAS) has emerged as a promising seismic technology for monitoring microearthquakes (MEQs) with high spatial resolution. Efficient algorithms are needed for processing large DAS data volumes. This study introduces a deep learning (DL) model based on a Residual Convolutional Neural Network (ResNet) for detecting ...
Pengliang Yu   +4 more
wiley   +1 more source

Diallyl Sulfide-Mediated Modulation of the Fatty Acid Synthase (FASN) Leads to Cancer Cell Death in BaP-Induced Lung Carcinogenesis in Swiss Mice

open access: yesJournal of Inflammation Research, 2020
Arif Khan,1,* Fahad A Alhumaydhi,2 Ameen SS Alwashmi,2 Khaled S Allemailem,2 Mohammed A Alsahli,2 Faris A Alrumaihi,2 Ahmad Almatroudi,2 Mugahid A Mobark,3,4 Ayman Mousa,1,5 Masood A Khan1,* 1Department of Basic Health Sciences, College of Applied ...
Khan A   +9 more
doaj  

FILOSOFIA DA ANÁLISE DA ESTABILIDADE DA LIQUIDEZ

open access: yesRevista Catarinense da Ciência Contábil, 2005
A informação foi considerada finalidade de nosso conhecimento, até o período em os pensadores e pesquisadores da contabilidade passaram a raciocinar sobre o conteúdo e o significado dos informes. Nesta busca da razão sobre os estados patrimoniais, surgiu a análise contábil que procura por meio de relações e identidades, o significado da dinâmica ...
openaire   +2 more sources

A Randomized Greedy Algorithm for Near-Optimal Sensor Scheduling in Large-Scale Sensor Networks

open access: yes, 2018
We study the problem of scheduling sensors in a resource-constrained linear dynamical system, where the objective is to select a small subset of sensors from a large network to perform the state estimation task.
carlone   +8 more
core   +1 more source

High‐Frequency Tsunamis Excited Near Torishima Island, Japan, Observed by Distributed Acoustic Sensing

open access: yesGeophysical Research Letters, Volume 51, Issue 11, 16 June 2024.
Abstract Recent distributed acoustic sensing (DAS) experiments in ocean areas throughout the world have accumulated records for various wavefields. However, there are few tsunami records because tsunami observation depends on the DAS experimental period and its location.
T. Tonegawa, E. Araki
wiley   +1 more source

Prototipo DAS basado en FPGA de 12 canales para monitoreo geodinámico

open access: yesVisión Electrónica, 2018
La directriz del presente proyecto crear un sistema de adquisición y grabación de señales sísmicas que sea compacto, confiable y flexible para adaptarse a las necesidades de trabajar en estaciones de monitoreo volcánico y sísmico.
Wilson Enríquez   +2 more
doaj   +1 more source

Posterior fossa gangliocytoma with facial nerve invasion: case report [PDF]

open access: yesArquivos de Neuro-Psiquiatria, 2003
A 5 year-old boy with a cerebellar gangliocytoma with a peripheral right facial paresis and ataxia is presented. His MRI showed a heterogenous, diffuse lesion, isointense on T1 and hyperintense on T2-weigthed sequences, involving the right cerebellar ...
Andrei Koerbel   +6 more
doaj   +1 more source

Conductivity rules in the Fermi and charge-spin separated liquid

open access: yes, 2005
Ioffe-Larkin rule applies for the pure charge-spin separation regardless of its dimensionality. Here, an extension to this rule as a result of the coexistence of spinon, holon and electron as a single entity in the 2-dimensional (2D) system is derived ...
Andrew Das Arulsamy   +12 more
core   +1 more source

Stacking of Distributed Dynamic Strain Reveals Link Between Seismic Velocity Changes and the 2020 Unrest in Reykjanes

open access: yesJournal of Geophysical Research: Solid Earth, Volume 129, Issue 6, June 2024.
Abstract In this study, we measure seismic velocity variations during two cycles of crustal inflation and deflation in 2020 on the Reykjanes peninsula (SW Iceland) by applying coda wave interferometry to ambient noise recorded by distributed dynamic strain sensing (also called DAS).
Regina Maass   +5 more
wiley   +1 more source

A Conformal Mapping Based Fractional Order Approach for Sub-optimal Tuning of PID Controllers with Guaranteed Dominant Pole Placement [PDF]

open access: yes, 2012
A novel conformal mapping based Fractional Order (FO) methodology is developed in this paper for tuning existing classical (Integer Order) Proportional Integral Derivative (PID) controllers especially for sluggish and oscillatory second order systems ...
Das, Saptarshi   +3 more
core   +2 more sources

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