Results 11 to 20 of about 3,307,000 (308)

Archetype models upscale understanding of natural pest control response to land‐use change

open access: yesEcological Applications, Volume 32, Issue 8, December 2022., 2022
Abstract Control of crop pests by shifting host plant availability and natural enemy activity at landscape scales has great potential to enhance the sustainability of agriculture. However, mainstreaming natural pest control requires improved understanding of how its benefits can be realized across a variety of agroecological contexts. Empirical studies
Nikolaos Alexandridis   +16 more
wiley   +1 more source

Linear-quadratic control for a class of stochastic Volterra equations: Solvability and approximation [PDF]

open access: yesThe Annals of Applied Probability, 2019
We provide an exhaustive treatment of Linear-Quadratic control problems for a class of stochastic Volterra equations of convolution type, whose kernels are Laplace transforms of certain signed matrix measures which are not necessarily finite.
Eduardo Abi Jaber, Enzo Miller, H. Pham
semanticscholar   +1 more source

Targeting keystone species helps restore the dysbiosis of butyrate‐producing bacteria in nonalcoholic fatty liver disease

open access: yesiMeta, Volume 1, Issue 4, December 2022., 2022
In this study, we applied an algorithm to the keystone species identification in the gut microbiome, based on current causal inference theories and the dynamic intervention simulation. We identified the nonalcoholic steatohepatitis (NASH) keystone species combination, represented by Porphyromonas loveana, Alistipes indistinctus, and Dialister ...
Dingfeng Wu   +9 more
wiley   +1 more source

A Dynamic Analysis of Energy Storage With Renewable and Diesel Generation Using Volterra Equations [PDF]

open access: yesIEEE Transactions on Industrial Informatics, 2019
Energy storage systems will play a key role in the power system of the 21st century considering the large penetrations of variable renewable energy, growth in transport electrification, and decentralization of heating loads. Therefore, reliable real-time
D. N. Sidorov   +7 more
semanticscholar   +1 more source

A weak solution theory for stochastic Volterra equations of convolution type [PDF]

open access: yesThe Annals of Applied Probability, 2019
We obtain general weak existence and stability results for stochastic convolution equations with jumps under mild regularity assumptions, allowing for non-Lipschitz coefficients and singular kernels.
Eduardo Abi Jaber   +3 more
semanticscholar   +1 more source

Spectral technique with convergence analysis for solving one and two-dimensional mixed Volterra-Fredholm integral equation.

open access: yesPLoS ONE, 2023
A numerical approach based on shifted Jacobi-Gauss collocation method for solving mixed Volterra-Fredholm integral equations is introduced. The novel technique with shifted Jacobi-Gauss nodes is applied to reduce the mixed Volterra-Fredholm integral ...
A Z Amin   +4 more
doaj   +1 more source

Solving two-dimensional nonlinear fuzzy Volterra integral equations by homotopy analysis method

open access: yesDemonstratio Mathematica, 2021
The purpose of the paper is to find an approximate solution of the two-dimensional nonlinear fuzzy Volterra integral equation, as homotopy analysis method (HAM) is applied.
A. Georgieva
semanticscholar   +1 more source

Generation of logic designs for efficiently solving ordinary differential equations on field programmable gate arrays

open access: yesSoftware: Practice and Experience, Volume 53, Issue 1, Page 27-52, January 2023., 2023
Abstract Ordinary differential equations can be used to describe simulation models. As such, solving these equations is an important task in the high performance computing (HPC) domain. Field programmable gate arrays (FPGAs) are a promising platform, expected to be usable as efficient accelerators for such computations.
Silas Bartel, Matthias Korch
wiley   +1 more source

Boundedness and stability of nonlinear hybrid stochastic differential delay equation disturbed by Lévy noise

open access: yesIET Control Theory &Applications, Volume 17, Issue 1, Page 109-122, January 2023., 2023
Abstract This study focuses on the boundedness and stability of the nonlinear hybrid stochastic differential delay equation (NHSDDE) disturbed by Lévy noise (LN). Different from the previous systems with Markovian switching, not only different parameters under different modes, but also different structures under different modes are considered, where a ...
Ning Yang, Dongyan Chen, Jun Hu
wiley   +1 more source

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