Results 51 to 60 of about 262,484 (293)

Hopfield Neural Networks for Online Constrained Parameter Estimation With Time‐Varying Dynamics and Disturbances

open access: yesInternational Journal of Adaptive Control and Signal Processing, EarlyView.
This paper proposes two projector‐based Hopfield neural network (HNN) estimators for online, constrained parameter estimation under time‐varying data, additive disturbances, and slowly drifting physical parameters. The first is a constraint‐aware HNN that enforces linear equalities and inequalities (via slack neurons) and continuously tracks the ...
Miguel Pedro Silva
wiley   +1 more source

Valuation of the recreational use of the Calares del Mundo and Sima Natural Park through the Travel Cost Method

open access: yesForest Systems, 2013
Aim of study: The purpose of this study is to estimate the economic value of the recreational use of a protected natural area. The importance of the study lies in the justification of these valuations due to the use that society perceives from the ...
A. Samos Juárez, R. Bernabéu Cañete
doaj   +1 more source

Bistable Mechanisms 3D Printing for Mechanically Programmable Vibration Control

open access: yesAdvanced Engineering Materials, EarlyView.
This work introduces a 3D‐printed bistable mechanism integrated into tuned mass dampers (TMDs) for mechanically adaptive passive vibration suppression. Through optimized geometry, the bistable design provides adaptable vibration reduction across a broad range of scenarios, achieving effective vibration mitigation without complex controls or external ...
Ali Zolfagharian   +4 more
wiley   +1 more source

ANALISA PEMBERLAKUAN TARIF GULA DI INDONESIA

open access: yesJurnal Manajemen dan Wirausaha, 2001
The Indonesian government's decision to erase BULOG's sugar monopoly and apply a zero percent import tariff for sugar in January 1998 caused the local sugar industry to be threatened.
Lily Koesuma Widiastuty, Bambang Haryadi
doaj  

Marine Ecotourism Demand (Snorkeling and Diving) and Coral Reefs Resources Valuation in Karimunjawa National Park

open access: yesJurnal Ilmu Pertanian Indonesia, 2020
Karimunjawa National Park was designated as a Marine National Park area since the enactment of Kepdirjen PHKA No. SK. 28/IV-SET/2012. The marine tourism utilization zone covers 2.45% of the total area of TNKJ. One of the great potential resources that is
Amalia Febryane Adhani Mazaya   +2 more
doaj   +1 more source

Efficient Process Development for Laser Powder Bed Fusion of a Soft‐Magnetic Metallic Glass Composite

open access: yesAdvanced Engineering Materials, EarlyView.
Iron‐based metallic glass alloys exhibit excellent soft‐magnetic properties, and unprecedented geometrical freedom in the design of soft‐magnetic metallic glass components is made possible by additive manufacturing. An efficient workflow for developing parameters for laser‐based powder bed fusion of a Fe‐based metallic glass alloy is presented along ...
Julia Löfstrand   +7 more
wiley   +1 more source

Too Much Information Sharing? Welfare Effects of Sharing Acquired Cost Information in Oligopoly [PDF]

open access: yes
By using general information structures and precision criteria based on the dispersion of conditional expectations, we study how oligopolists’ information acquisition decisions may change the effects of information sharing on the consumer surplus ...
Jos Jansen, Juan José Ganuza
core  

A Workflow to Accelerate Microstructure‐Sensitive Fatigue Life Predictions

open access: yesAdvanced Engineering Materials, EarlyView.
This study introduces a workflow to accelerate predictions of microstructure‐sensitive fatigue life. Results from frameworks with varying levels of simplification are benchmarked against published reference results. The analysis reveals a trade‐off between accuracy and model complexity, offering researchers a practical guide for selecting the optimal ...
Luca Loiodice   +2 more
wiley   +1 more source

Multimodal Mechanical Testing of Additively Manufactured Ti6Al4V Lattice Structures: Compression, Bending, and Fatigue

open access: yesAdvanced Engineering Materials, EarlyView.
In this experimental study, the mechanical properties of additively manufactured Ti‐6Al‐4V lattice structures of different geometries are characterized using compression, four point bending and fatigue testing. While TPMS designs show superior fatigue resistance, SplitP and Honeycomb lattice structures combine high stiffness and strength. The resulting
Klaus Burkart   +3 more
wiley   +1 more source

Modelo Concesional de Obras Públicas Aplicado en los Perímetros Urbanos. Una Alternativa de Política Pública Eficiente. Perspectiva desde el Aed

open access: yesRevista Jurídica Mario Alario D'filippo, 2013
El objetivo de este artículo, que fue producto de un proyecto de investigación, es el de demostrar mediante la aplicación de una metodología cartesiana, inductiva, que las políticas públicas en materia de desarrollo urbano y vial, con el apoyo de los ...
Raúl Fernando Guerrero Durango
doaj   +3 more sources

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