Results 51 to 60 of about 861 (177)

Mangrove‐Associated Fish Biodiversity in Selected Philippine Bioregions During the Northeast (Amihan) Monsoon: Insights from eDNA Metabarcoding for Biomonitoring

open access: yesEnvironmental DNA, Volume 8, Issue 2, March/April 2026.
eDNA metabarcoding efficiently reveals fish communities across Philippine mangroves, uncovering spatial patterns driven by environmental factors. This powerful approach supports biodiversity conservation, guides fisheries management, and highlights the ecological and economic value of mangrove ecosystems.
Christian Jay R. Nob   +18 more
wiley   +1 more source

Generalized predictive control of nonlinear systems of the Hammerstein form [PDF]

open access: yesModeling, Identification and Control, 1994
A nonlinear generalized predictive control algorithm based upon a Hammerstein model is presented. Stability of the closed-loop system is analyzed with a control horizon equal to one.
Wei Wang, Rolf Henriksen
doaj   +1 more source

Output Consensus of Networked Hammerstein and Wiener Systems [PDF]

open access: yesSIAM Journal on Control and Optimization, 2019
In this paper we consider the output consensus problem of networked Hammerstein and Wiener systems in a noisy environment. The Hammerstein or Wiener system is assumed to be open-loop stable, and its static nonlinearity is allowed to grow up but not faster than a polynomial. A control algorithm based on the distributed stochastic approximation algorithm
Wenhui Feng, Han-Fu Chen
openaire   +2 more sources

Exploring coping strategies among adolescents during COVID‐19 and war displacement: A qualitative analysis comparing two crisis settings

open access: yesJournal of Research on Adolescence, Volume 36, Issue 1, March 2026.
Abstract Adolescence is a critical period for developing coping capacities, yet global crises like the COVID‐19 pandemic and war displacement impose unprecedented stressors that can overwhelm existing resources. This study qualitatively explored and compared how adolescents in Germany (N = 20 experiencing pandemic lockdown, aged 11–16; N = 25 Ukrainian
Sophia Chabursky, Sabine Walper
wiley   +1 more source

Neural network‐based offset‐free model predictive control for nonlinear systems

open access: yesAIChE Journal, Volume 72, Issue 2, February 2026.
Abstract This paper proposes an offset‐free model predictive control (MPC) framework for nonlinear systems modeled using neural network‐based nonlinear autoregressive models with exogenous inputs (NARX). To address plant‐model mismatch and ensure offset‐free tracking, the NARX model is augmented with an integrating disturbance model, resulting in an ...
Hesam Hassanpour, Prashant Mhaskar
wiley   +1 more source

Initial Undershoot in Discrete-Time Input–Output Hammerstein Systems

open access: yesIEEE Open Journal of Control Systems
This paper considers initial undershoot in the step response of discrete-time, input-output Hammerstein (DIH) systems, which have linear unforced dynamics and nonlinear zero dynamics (ZD).
Hyung Jun Kim   +2 more
doaj   +1 more source

Psychological Value Theory: Predicting Initial Romantic Partner Choice From a General‐Purpose, Computational Cognitive Model of Value‐Based Choice

open access: yesCognitive Science, Volume 50, Issue 2, February 2026.
Abstract Mate value is theorized to be a key driver of romantic partner choice, yet the cognitive mechanism underlying romantic partner choice remains poorly understood. Here, we assess whether initial romantic partner choice can be predicted by a general‐purpose, computational cognitive model of value and choice.
Dale J. Cohen   +2 more
wiley   +1 more source

Self-interference cancelation in the presence of non-linear power amplifier and receiver IQ imbalance

open access: yesEURASIP Journal on Wireless Communications and Networking, 2020
In the in-band full-duplex(FD) systems, the self-interference (SI) power can be more than 100 dB higher than the power of the received data signal. In order to enable the FD transmission, several SI cancelation stages are needed in a FD transceiver.
Visa Tapio, Marko Sonkki, Markku Juntti
doaj   +1 more source

Ulam‐type stability of ψ− Hilfer fractional‐order integro‐differential equations with multiple variable delays

open access: yesAsian Journal of Control, Volume 28, Issue 1, Page 34-45, January 2026.
Abstract We study a nonlinear ψ−$$ \psi - $$ Hilfer fractional‐order delay integro‐differential equation ( ψ−$$ \psi - $$ Hilfer FrODIDE) that incorporates N−$$ N- $$ multiple variable time delays. Utilizing the ψ−$$ \psi - $$ Hilfer fractional derivative ( ψ−$$ \psi - $$ Hilfer‐FrD), we investigate the Ulam–Hyers––Rassias (U–H–R), semi‐Ulam–Hyers ...
Cemil Tunç, Osman Tunç
wiley   +1 more source

Essential dietary fatty acids affect intraspecific competition in herbivorous zooplankton

open access: yesLimnology and Oceanography, Volume 71, Issue 1, January 2026.
Abstract The trophic transfer efficiency at the pelagic phytoplankton‐zooplankton interface is—among other factors—governed by the dietary availability of polyunsaturated fatty acids (PUFAs) to herbivorous zooplankton. As most zooplankton taxa cannot synthesize PUFAs de novo, the phytoplankton PUFA composition is crucial for the herbivores' fitness. As
Maja Ilić   +4 more
wiley   +1 more source

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