Results 21 to 30 of about 1,230,503 (126)

Genome sequence and annotations of Pectobacterium colocasium sp. nov. LJ1

open access: yes, 2022
Genome sequence and annotations of Pectobacterium colocasium sp. nov.
Xiaofan Zhou (559281)
core   +1 more source

Quantifying urbanization levels on the Tibetan Plateau with high-resolution nighttime light data

open access: yesGeography and Sustainability, 2020
The Tibetan Plateau (TP) is undergoing rapid urbanization. To improve urban sustainability and construct ecological security barriers, it is essential to quantify the spatial patterns of urbanization level on the TP, but the existing studies on the topic
Yihang Wang   +5 more
doaj   +1 more source

Pounding between Adjacent Frame Structures under Earthquake Excitation Based on Transfer Matrix Method of Multibody Systems

open access: yesAdvances in Civil Engineering, Volume 2019, Issue 1, 2019., 2019
In this paper, the case of two adjacent frame structures is studied by establishing a mechanical model based on the transfer matrix method of multibody system (MS‐TMM). The transfer matrices of the related elements and total transfer equation are deduced, combining with the Hertz‐damp mode.
Yin Zhang   +8 more
wiley   +1 more source

Three Positive Periodic Solutions to Nonlinear Neutral Functional Differential Equations with Parameters on Variable Time Scales

open access: yesJournal of Applied Mathematics, Volume 2012, Issue 1, 2012., 2012
Using two successive reductions: B‐equivalence of the system on a variable time scale to a system on a time scale and a reduction to an impulsive differential equation and by Leggett‐Williams fixed point theorem, we investigate the existence of three positive periodic solutions to the nonlinear neutral functional differential equation on variable time ...
Yongkun Li, Chao Wang, Laurent Gosse
wiley   +1 more source

Preconditioning for Sparse Linear Systems at the Dawn of the 21st Century: History, Current Developments, and Future Perspectives

open access: yesInternational Scholarly Research Notices, Volume 2012, Issue 1, 2012., 2012
Iterative methods are currently the solvers of choice for large sparse linear systems of equations. However, it is well known that the key factor for accelerating, or even allowing for, convergence is the preconditioner. The research on preconditioning techniques has characterized the last two decades.
Massimiliano Ferronato   +4 more
wiley   +1 more source

A discrete single server queue with Markovian arrivals and phase type group services

open access: yesInternational Journal of Stochastic Analysis, Volume 8, Issue 2, Page 151-176, 1995., 1995
We consider a single‐server discrete queueing system in which arrivals occur according to a Markovian arrival process. Service is provided in groups of size no more than M customers. The service times are assumed to follow a discrete phase type distribution, whose representation may depend on the group size.
Attahiru Sule Alfa   +2 more
wiley   +1 more source

group-01-anat.tar

open access: yes, 2022
Group 01 anatomicals 
Matthew Brett (7430861)
core   +1 more source

refc discourse--defn--01

open access: yes, 2023
refc discourse--defn ...
Karl Soens (17082376)
core   +1 more source

Exploring deep learning techniques for the extraction of lit fishing vessels from Luojia1-01

open access: yesEcological Indicators
Marine fishery resources are linked to global food security and the livelihoods of millions of people, but their sustainability is seriously affected by the overexpansion of fishing activities.
Huijuan Hu   +4 more
doaj   +1 more source

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