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Suggested Topics within your search.
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701
A Vehicle Path Planning Algorithm Based on Mixed Policy Gradient Actor-Critic Model with Random Escape Term and Filter Optimization
Published 2022-01-01“…At the same time, in order to avoid the model converging local optimum, a random escape term has been added in the policy weight update process to overcome the problem that it is difficult to optimize the non-convex loss function, and the random escape term can help to explore the policy in more directions. …”
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702
Unsteady thermal convective transport of nanofluids with couple stress through a circular microchannel under the time-periodic pressure gradient and electromagnetohydrodynamic
Published 2025-05-01“…The velocity and temperature distributions are obtained using the Green’s function method, and the Nusselt number and entropy generation are further derived. …”
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703
Environmental Gradients and Conservation Status Determine the Structure and Carbon‐Related Metabolic Potential of the Prokaryotic Communities of Mediterranean Inland Saline Shallow...
Published 2025-05-01“…In this work, the structure and both actual activity and predicted function of the prokaryotic communities inhabiting water and sediments of 15 Mediterranean inland saline shallow lakes have been studied. …”
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704
Enhancing cold storage efficiency: Continuous deep deterministic policy gradient approach to energy optimization utilizing strategic sensor input data
Published 2025-04-01“…In this study, we present a continuous Deep Deterministic Policy Gradient (DDPG)-based control algorithm applied to extended-scale cold storage environments to optimize energy efficiency. …”
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705
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706
Dholes Hunting—A Multi-Local Search Algorithm Using Gradient Approximation and Its Application for Blockchain Consensus Problem
Published 2024-01-01“…A clustering approach and finding an optimal global algorithm describe primarily based on gradient approximation. We use four benchmark function datasets to evaluate the DhoH’s performance. …”
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707
Polypore fungi as a flagship group to indicate changes in biodiversity – a test case from Estonia
Published 2021-01-01“…We estimate that in Estonia, the biota experienced ca. 3–5% species turnover during the twentieth century, but exotic species remain rare and have not attained key functions in natural ecosystems. We encourage new regional syntheses on long studied fungal groups to obtain landscape-scale understanding of species pools, and for elaborating fungal indicators for biodiversity assessments.…”
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708
A High-Affinity Monoclonal Antibody Against the Pancreatic Ductal Adenocarcinoma Target, Anterior Gradient-2 (AGR2/PDIA17)
Published 2024-12-01“…Background/Objectives: Anterior Gradient-2 (AGR2/PDIA17) is a member of the protein disulfide isomerase (PDI) family of oxidoreductases. …”
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709
On New Conjugate Pair Method
Published 2009-07-01“…This paper involves the combination between the conjugate pair and hybrid conjugate gradient methods. The new combined algorithm is based on exact line search and it is examined by using different nonlinear test functions in various dimensions. …”
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710
Nonlinear asymmetric thermomechanical buckling of shallow nanoscale arches having dissimilar end conditions embracing nonlocality and strain gradient size dependencies
Published 2025-05-01“…The arches, made from a functionally graded graphene nanofiller reinforced composite (FG-GNRC), are subjected to discretional radial concentrated loads along with converting of temperature. …”
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711
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712
Predatory potential and functional responses of Chrysoperla zastrowi sillemi Esben-Peterson (Neuroptera: Chrysopidae) against the red spider mite, Oligonychus coffeae Nietner (Acar...
Published 2025-06-01“…Abstract Background This study focused on examining the predatory potential of Chrysoperla zastrowi sillemi Esben-Peterson (Neuroptera: Chrysopidae) against different developmental stages of the red spider mite (RSM) Oligonychus coffeae Nietner (Acarina: Tetranychidae) infesting tea crops, under both free-choice and no-choice scenarios at three different temperature gradients: 20 °C, 25 °C, and 30 °C. Additionally, this study aimed to investigate the functional response parameters of the three larval instars of C. z. sillemi at different developmental stages of O. coffeae at varying population densities. …”
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713
An Efficient Intersection Over Union Algorithm for 3D Object Detection
Published 2024-01-01“…The majority of enhanced loss functions often alter the penalty terms when solving the zero-gradient issue of IoU in non-overlapping situations. …”
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714
Content-aware image resizing based on random-carving with probability
Published 2017-06-01“…To improve the running speed of image resizing,a fast content-aware image resizing algorithm was proposed based on the threshold learning and random-carving with probability.Firstly the important map was calculated by combining the graph-based visual saliency map and gradient map.Then the image threshold value was obtained by radial basis function (RBF) neural network learning.And by the threshold,the original image was separated into the protected part and the unprotected part which was corresponding to the important part and the unimportant part of the original image individually.Finally,the two parts were allocated different resizing scales and the random-carving with probability was applied to them respectively.Experiments results show that the proposed algorithm has lower time cost comparing to the state-of-arts algorithms in MSRA image database,and has a better visual perception on image resizing.…”
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715
Content-aware image resizing based on random-carving with probability
Published 2017-06-01“…To improve the running speed of image resizing,a fast content-aware image resizing algorithm was proposed based on the threshold learning and random-carving with probability.Firstly the important map was calculated by combining the graph-based visual saliency map and gradient map.Then the image threshold value was obtained by radial basis function (RBF) neural network learning.And by the threshold,the original image was separated into the protected part and the unprotected part which was corresponding to the important part and the unimportant part of the original image individually.Finally,the two parts were allocated different resizing scales and the random-carving with probability was applied to them respectively.Experiments results show that the proposed algorithm has lower time cost comparing to the state-of-arts algorithms in MSRA image database,and has a better visual perception on image resizing.…”
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716
Structural, Electronic, Dynamic, and Optical Properties of 2D Monolayer Tungsten Telluride (2H-WTe2) under Small Biaxial Strain Using Density Functional Theory (DFT and DFT + U)...
Published 2023-01-01“…The structural, electronic, vibrational, and optical properties of 2D- 2H-WTe2 monolayer are investigated using density functional theory with respect to a plane wave ultrasoft pseudopotentials (PW-USPPs) in a generalized gradient approximation (GGA) and with the Hubbard potential (GGA + U). …”
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717
Enhancing Residential Electricity Consumption Forecasting with Meta-Heuristic Algorithms
Published 2024-06-01“…This study explores optimizing Artificial Neural Network (ANN) parameters using meta-heuristic algorithms instead of traditional gradient-based methods to predict residential electricity consumption across different seasons. …”
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718
Automated Deep Learning Based Cardiac Quantification in Hypertrophic Cardiomyopathy: A Comparative Study with Manual Segmentation
Published 2025-08-01“… Background: Hypertrophic CardioMyopathy (HCM) is the most prevalent inherited cardiac disorder, where accurate assessment of Left Ventricular (LV) function and Mitral Regurgitation (MR) is crucial. …”
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719
Panoramic analysis of 2D dirubidium telluride monolayer benchmarking the DFT approach
Published 2025-02-01“…The Perdew-Bruke-Ernzerhof (PBE) form of generalized gradient approximation (GGA) functional in WIEN2k was deployed for the analysis of all these material properties. …”
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720