Search Results - "Non-linear"

A model for the aero‐hydro‐servo‐elastic analysis of floating offshore wind turbines based on a co‐rotational formulation

Authors: Alarcón Fernández, Daniel

Thesis Advisors: Molins i Borrell, Climent, Escola Tècnica Superior d'Enginyeria de Camins, Canals i Ports de Barcelona

Source: TDX (Tesis Doctorals en Xarxa)

Subject Terms: mecánica computacional, análisis estructural dinámico no lineal, aerogeneradores marinos flotantes, modelo aero‐hidro‐servo‐elástico, método de los elementos finitos (FEM), método co‐rotacional independiente del elemento (EICR)., computational mechanics, non‐linear structural dynamic analysis, floating offshore wind turbines, aero‐hydro‐servo‐elastic model, finite elements method (FEM), Element Independent Co‐rotational method (EICR), mecànica computacional, anàlisi estructural dinàmic no lineal, aerogeneradors marins flotants, model aero‐hidro‐servo‐elàstic, mètode dels elements finits (FEM), mètode co‐rotacional independent de l'element (EICR), Àrees temàtiques de la UPC::Enginyeria civil, Àrees temàtiques de la UPC::Aeronàutica i espai, Àrees temàtiques de la UPC::Matemàtiques i estadística, 624 - Enginyeria civil i de la construcció en general, 51 - Matemàtiques, 629 - Enginyeria dels vehicles de transport

File Description: application/pdf

Access URL: http://hdl.handle.net/10803/695846
https://dx.doi.org/10.5821/dissertation-2117-446643

Providing an energy efficient UAV BS positioning mechanism to improve wireless connectivity

Authors: Pasandideh, Faezeh Najafzadeh, Alireza Javidi da Costa, João Paulo et al.

Source: Ad hoc networks. 170:1-19

Subject Terms: Deployment problem, JAYA optimization algorithm, Non-linear optimization, UAV base station

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Access URL: https://urn.kb.se/resolve?urn=urn:nbn:se:hh:diva-55482
https://doi.org/10.1016/j.adhoc.2025.103767

Climate and malaria: modeling non-linear dynamics in the Nordic countries during the 18th and 19th centuries

Authors: Chen, Tzu Tung Kim, Yoonhee Charpentier Ljungqvist, Fredrik et al.

Source: Scandinavian Journal of Public Health. 53(2):162-171

Subject Terms: climate change, coastal flooding, distributed lag non-linear model, Malaria, medical history, Nordic countries, P. vivax, sea level

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Access URL: https://urn.kb.se/resolve?urn=urn:nbn:se:su:diva-242041
https://doi.org/10.1177/14034948251320865

Multisectoral models for water management under droughts and climate change

Authors: Ortuzar Fernández, Iban

Contributors: University/Department: Universitat de Girona. Departament d'Economia

Thesis Advisors: Xabadia i Palmada, Àngels

Source: TDX (Tesis Doctorals en Xarxa)

Subject Terms: Canvi climàtic, Cambio climático, Climate change, Sequera, Sequía, Drought, Gestió de l'aigua, Gestión del agua, Water management, Gestió forestal, Gestión forestal, Forest management, Programació no lineal, Programación no lineal, Non-linear programming, Anàlisi input-output, Análisis input-output, Input-Output analysis, Impacte econòmic, Impacto económico, Economic impact

File Description: application/pdf

Access URL: http://hdl.handle.net/10803/690764

Adaptive tuning of fractional order PID controllers for nonlinear processes using hybrid PSO DQN reinforcement learning

Authors: Shahouni, Reza Bahraini, Masoud Abrofarakh, Moslem et al.

Source: Scientific Reports. 15(1)

Subject Terms: PID controller tuning, GA, Deep Q-Network, ANN, Non-Linear FOPID, PSO-RL

File Description: electronic

Access URL: https://research.chalmers.se/publication/549086
https://research.chalmers.se/publication/549086/file/549086_Fulltext.pdf

As-if-Markov reserves for reserve-dependent payments

Authors: Christiansen, Marcus C. Djehiche, Boualem

Source: Insurance, Mathematics & Economics. 124

Subject Terms: As-if-Markov prospective reserve, Cantelli's theorem, Contract modifications, Non-linear reserving, Policy lapse

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Access URL: https://urn.kb.se/resolve?urn=urn:nbn:se:kth:diva-368757
https://doi.org/10.1016/j.insmatheco.2025.103129

Comparing randomized trial designs to estimate treatment effect in rare diseases with longitudinal models: a simulation study showcased by Autosomal Recessive Cerebellar Ataxias using the SARA score

Authors: Hendrickx, Niels Mentré, France Hamdan, Alzahra et al.

Source: BMC Medical Research Methodology. 25(1)

Subject Terms: Non-linear Mixed effect models, Simulation study, Rare disease, Clinical trial design, Model-based analysis

File Description: electronic

Access URL: https://urn.kb.se/resolve?urn=urn:nbn:se:uu:diva-565492
https://doi.org/10.1186/s12874-025-02626-x

Accelerated Non-linear Stability Analysis Based on Predictions From Data-Based Surrogate Models

Authors: Strauss, Anika Kneifl, Jonas Tkachuk, Anton et al.

Source: International Journal for Numerical Methods in Engineering. 126(1)

Subject Terms: bifurcation points, data-based model reduction, limit points, non-linear stability analysis, reanalysis, surrogate model, Maskinteknik, Mechanical Engineering, Materialteknik, Materials Engineering

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Access URL: https://urn.kb.se/resolve?urn=urn:nbn:se:kau:diva-102745
https://doi.org/10.1002/nme.7649

Modelling the lateral, monotonic deformation behaviour of cross-laminated timber shear walls with dowel-type connections

Authors: Gikonyo, Joan Schweigler, Michael Bader, Thomas K.

Source: Structures. 80

Subject Terms: CLT shear walls, Dowel-type fastener shear connections, Beam-on-foundation model, Non-linear analysis, Shear capacity, Slip modulus, Model validation, Byggteknik, Civil engineering

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Access URL: https://urn.kb.se/resolve?urn=urn:nbn:se:lnu:diva-140844
https://doi.org/10.1016/j.istruc.2025.109631

Numerical simulation of the group effect in the slip modulus of laterally loaded multiple fastener cross-laminated timber connections

Authors: Gikonyo, Joan Schweigler, Michael Bader, Thomas K.

Source: Construction and Building Materials. 484

Subject Terms: CLT dowel-type fastener shear connections, Beam-on-foundation model, Non-linear analysis, Shear capacity, Slip modulus, Parameter study, Group effect, Byggteknik, Civil engineering

File Description: electronic

Access URL: https://urn.kb.se/resolve?urn=urn:nbn:se:lnu:diva-138555
https://doi.org/10.1016/j.conbuildmat.2025.141536

Three-dimensional varying-order NURBS discretization method for enhanced IGA of large deformation frictional contact problems

Authors: Agrawal, Vishal

Source: Computer Methods in Applied Mechanics and Engineering. 439

Subject Terms: Computational contact mechanics, Isogeometric analysis, Non-linear continuum mechanics, Non-uniform discretization, Sticking and sliding friction

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Access URL: https://urn.kb.se/resolve?urn=urn:nbn:se:kth:diva-361205
https://doi.org/10.1016/j.cma.2025.117853

An experimental study on three-port measurements for acoustic characterisation of the perforate reactance

Authors: Shah, Shail Bodén, Hans Boij, Susann

Source: Journal of Sound and Vibration. 596

Subject Terms: Grazing flow, Non-linear effects, Perforate, Reactance, Three-port technique

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Access URL: https://urn.kb.se/resolve?urn=urn:nbn:se:kth:diva-356302
https://doi.org/10.1016/j.jsv.2024.118776

Causal effect of PM2.5 on the urban heat island

Authors: Rybarczyk, Yves Zalakeviciute, Rasa Ereminaite, Marija et al.

Source: Frontiers in Big Data. 8

Subject Terms: air quality, causation, non-linear effects, statistical inferences, urban temperature

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Access URL: https://urn.kb.se/resolve?urn=urn:nbn:se:du-50441
https://doi.org/10.3389/fdata.2025.1546223

Numerical simulation of the generalized modified Benjamin-Bona-Mahony equation using SBP-SAT in time

Authors: Kjelldahl, Vilma Mattsson, Ken

Source: Journal of Computational and Applied Mathematics. 459

Subject Terms: Benjamin-Bona-Mahony equation, Non-linear, Initial boundary value problem, Summation-by-parts, Simultaneous-approximation-terms, Time integration, Boundary conditions, Beräkningsvetenskap med inriktning mot numerisk analys, Scientific Computing with specialization in Numerical Analysis

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Access URL: https://urn.kb.se/resolve?urn=urn:nbn:se:uu:diva-544243
https://doi.org/10.1016/j.cam.2024.116377

Rethinking internationalization processes: toward a circular framework

Authors: Domínguez Romero, Elena Durst, Susanne, Dr. och docent Navarro Garcia, Antonio

Source: Review of Managerial Science. 18:3363-3394

Subject Terms: Non-linear internationalization process, International business, Circular framework, Decision-making process, De-internationalization, Re-internationalization, Knowledge and Innovation Management (KIM)

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Access URL: https://urn.kb.se/resolve?urn=urn:nbn:se:his:diva-23464
https://doi.org/10.1007/s11846-023-00719-9

Dreaming of new musical interaction – the interactive music in the project Dream

Authors: Nordin, Jesper

Source: International Journal of Performance Arts and Digital Media. 20(1):5-28

Subject Terms: composition, Interactive music, non-linear music, Reactional Music, video game music, Musikalisk gestaltning, Musical Performance

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Access URL: https://urn.kb.se/resolve?urn=urn:nbn:se:ltu:diva-104932
https://doi.org/10.1080/14794713.2024.2328007

Latent Diffeomorphic Dynamic Mode Decomposition

Authors: Diepeveen, Willem Schwenk, Jon Bertozzi, Andrea L

Source: Applied Mathematics Letters. 172

Subject Terms: 4901 Applied Mathematics (for-2020), 4904 Pure Mathematics (for-2020), 49 Mathematical Sciences (for-2020), Interpretable machine learning, Time series, Non-linear systems, Data reduction, 0101 Pure Mathematics (for), 0102 Applied Mathematics (for), Applied Mathematics (science-metrix), 4901 Applied mathematics (for-2020), 4904 Pure mathematics (for-2020)

Access URL: https://escholarship.org/uc/item/8942b0xf

La base de orientación no lineal como instrumento de autorregulación matemática

Authors: Torregrosa Martínez, Alba

Thesis Advisors: Deulofeu Piquet, Jordi, Albarracín Gordo, Lluís

Source: TDX (Tesis Doctorals en Xarxa)

Subject Terms: Base d'orientació no lineal, Base de orientación no lineal, Non-linear orientation base, Avaluació, Evaluación, Assessment, Metacognició, Metacognición, Metacognition, Ciències Socials

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Access URL: http://hdl.handle.net/10803/671592

Impact of Daily Maximum Temperature on Emergency Department Arrivals and Acuity Levels

Authors: Giudice, Catharina Arisco, Nicholas J. Lu, Zilin et al.

Source: Western Journal of Emergency Medicine: Integrating Emergency Care with Population Health. 26(5)

Subject Terms: climate change, Heat exposure, climate adaptation, ED utilization, ED volumes, Acuity level, Emergency Severity Index, ESI, Distributed Lag Non-Linear Model (DLNM)

File Description: application/pdf

Access URL: https://escholarship.org/uc/item/35h9r5h3
https://escholarship.org/content/qt35h9r5h3/qt35h9r5h3.pdf

Advancing The Understanding Of Puff Pastry Margarines With LAOS Method

Authors: Danthine, Sabine Blecker, Christophe Roxane Detry et al.

Contributors: Danthine, Sabine Blecker, Christophe Roxane Detry et al.

Source: AGIR INNO'SWEET Colloquium, Bordeaux, France [FR], 18-19/06/2025

Subject Terms: Non-linear rheology, Large amplitude oscillation shear, puff pastry margarine, Life sciences, Food science, Sciences du vivant, Sciences des denrées alimentaires

Access URL: https://orbi.uliege.be/handle/2268/334264