Showing 2,341 - 2,360 results of 2,557 for search '(functional OR function) gradient', query time: 0.17s Refine Results
  1. 2341

    Investigation of Fatigue Assessment Method for Glass Fiber Reinforced Composite Hull Structures Based on Stiffness Degradation by Kaiyan Li, Guanyi Gao, Guoqing Feng, Yaozhong Fan, Yiyang Han

    Published 2024-12-01
    “…Four fatigue hotspot areas in the midsection of the hull were selected, and mesh refinement was applied to these locations to accurately capture the variations in stress gradients. The structural stress response transfer function was calculated, and the short-term and long-term distribution data of wave loads were obtained. …”
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  2. 2342

    GROG Facilitated Compressed Sensing for Radial MRI by Yumna Bilal, Ibtisam Aslam, Muhammad Faisal Siddiqui, Omair Inam, Kashif Amjad, Jawad Hasan Alkhateeb, Hammad Omer

    Published 2024-01-01
    “…Addressing these challenges typically involves the use of a GeneRalized Autocalibrating Partially Parallel Acquisitions (GRAPPA) operator generated Bunched Phase Encoding data together with a conjugate gradient (CG) reconstruction algorithm, that mimics the functionality of the oscillating gradients required for bunched phase encoding sampling. …”
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  3. 2343

    Multiphysics Analysis of Thermal Deformation Effects on a Waveguide Bandpass Filter by Davide Guarnera, Giorgio S. Mauro, Santi Concetto Pavone, Tommaso Isernia, Gino Sorbello

    Published 2025-01-01
    “…The proposed analysis consists of appropriate sequence of electromagnetic, thermal, and mechanical simulations to evaluate the filter thermal profile as a function of input power, the resulting mechanical deformations, and the consequent effect on the filter frequency response. …”
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  4. 2344

    Elevation Determines Fungal Diversity, and Land Use Governs Community Composition: A Dual Perspective from Gaoligong Mountains by Zhuanfei Zeng, Ruilong Huang, Wei Li

    Published 2024-11-01
    “…Specifically, elevation posed a stronger effect on fungal community alpha-diversity and functional guilds, whereas land-use types had a greater influence over fungal community composition. …”
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  5. 2345

    GT-STAFG: Graph Transformer with Spatiotemporal Attention Fusion Gate for Epileptic Seizure Detection in Imbalanced EEG Data by Mohamed Sami Nafea, Zool Hilmi Ismail

    Published 2025-06-01
    “…Existing models process spatiotemporal features inefficiently either through cascaded spatiotemporal architectures or static functional connectivity, limiting their ability to capture deeper spatial–temporal correlations. …”
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  6. 2346

    On-chip graphene photodetectors with a nonvolatile p–i–n homojunction by Ruijuan Tian, Yong Zhang, Yingke Ji, Chen Li, Xianghu Wu, Jianguo Wang, Shuaiwei Jia, Liang Liu, Mingwen Zhang, Yu Zhang, Qiao Zhang, Zhuang Xie, Zhengdong Luo, Duorui Gao, Yan Liu, Jianlin Zhao, Zhipei Sun, Xuetao Gan

    Published 2025-07-01
    “…With the high-performance on-chip photodetection, the nonvolatile graphene homojunction directly constructed on silicon photonic circuits promises the extended on-chip functions of the optoelectronic synapse, in-memory sensing and computing, and neuromorphic computing.…”
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  7. 2347

    REU-Net: A Remote Sensing Image Building Segmentation Network Based on Residual Structure and the Edge Enhancement Attention Module by Tianen Yuan, Bo Hu

    Published 2025-03-01
    “…Furthermore, a hybrid loss function combining edge consistency loss and binary cross-entropy loss is used to train the network, aiming to improve segmentation accuracy. …”
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  8. 2348

    Intracellular Regulation of Matrix Metalloproteinase-2 Activity: New Strategies in Treatment and Protection of Heart Subjected to Oxidative Stress by Grzegorz Sawicki

    Published 2013-01-01
    “…Greater understanding of the mechanisms that govern MMP-2 activity may lead to the development of new therapeutic strategies aimed at preservation of the contractile function of the heart subjected to myocardial infarction (MI) or I/R. …”
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  9. 2349

    New Thermoelectric Sensor Adapted to Realize an Infrared Radiations Detector by Mohammed Rahmoun, Khalid Hachami, Abdelwahad Touil, Benaissa Bellach, Mohammed Bailich, Ammar Merdani

    Published 2011-01-01
    “…The present paper deals with the design and the realization of a new thermoelectric sensor (Seebeck), sensitive to the infrared radiations emitted by different sources. The function mechanism utilizes radiative absorption phenomena, heat transfer, and thermoelectric effects. …”
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  10. 2350

    Simulation and analysis of a high-k electron-scale turbulence diagnostic for MAST-U by D.C. Speirs, J. Ruiz Ruiz, M. Giacomin, V.H. Hall-Chen, A.D.R. Phelps, R. Vann, P.G. Huggard, H. Wang, A. Field, K. Ronald

    Published 2025-01-01
    “…Synthetic diagnostic analysis for the 022769 shot using CGYRO gyrokinetic simulation spectra reveal that electron temperature gradient turbulence wavenumbers of peak spectral intensity comfortably fall within the measurable/detectable range of the instrument from the core to the pedestal. …”
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  11. 2351

    EURAD state-of-the-art report: thermo-hydro-mechanical behaviour of clay buffers at high temperatures by María Victoria Villar, Katerina Cernochova, Jaime Cuevas, Antonio Gens, Natalia Gimeno, Caroline Graham, Jon Harrington, Vlastislav Kašpar, Stephan Kaufhold, Olivier Leupin, David Mašín, Jan Najser, Markus Olin, Heini Reijonen, Šárka Šachlová, Sergey Sayenko, Daniel Svensson, Jiri Svoboda, Gianni Vettese, Janne Yliharju, Borys Zlobenko

    Published 2025-07-01
    “…Given that being able to tolerate higher temperatures would have significant advantages, the work package HITEC of the EURAD project aimed at determining the influence of temperature above 100°C on buffer properties, trying to establish if the safety functions are unacceptably impaired. A synthesis of the state of knowledge on the thermo-hydro-mechanical and chemical behaviours of different buffer materials at different temperatures is presented, along with the progress made in this area during HITEC. …”
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  12. 2352

    Decoding mechanosensitive genes in cardiac fibroblasts via 3D hydrogel models of fibrosis by Heng Chen, Yuxiao Chen, Jinan Yang, Peng Yang, Hongqiang Cheng, Xiaogang Guo

    Published 2025-08-01
    “…Notably, the marked upregulation of this gene cluster in human dilated and hypertrophic cardiomyopathy samples underscores its clinical relevance. Functional assays confirmed the crucial roles of THBS2 and DCN in fibroblast activation. …”
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  13. 2353

    Experimental study on gas permeability and radon control performance of red clay covering layer on uranium mill tailings pond by Guokai Xiong, Jianyong Dai, Hong Wang, Pei Lv, Xiangjiang Wang

    Published 2025-03-01
    “…A positive link exists between the radon exhalation rate and permeability, aligning with a natural exponential function model.…”
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  14. 2354

    Characteristics of Microbial Diversity and Metabolic Versatility in Dynamic Mid-Okinawa Trough Subsurface Sediments by Youzhi Xin, Tao Zhang, Ye Chen, Linqiang Wu, Chengzhu Jiang, Nengyou Wu

    Published 2024-10-01
    “…To date, our understanding of the effects of spatial and geochemical gradients on marine microbial communities remains limited. …”
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  15. 2355

    Understanding the significance of oxygen tension on the biology of Plasmodium falciparum blood stages: From the human body to the laboratory. by Dinah S Nahid, Kevin A Coffey, Amy K Bei, Regina Joice Cordy

    Published 2024-09-01
    “…Next, we review morphological and functional changes in P. falciparum's mitochondrion during the asexual-to-sexual stage transition and discuss how these changes overlap with the parasite's access to O2. …”
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  16. 2356

    Mechanisms and modelling of diffusion in solids: a multiscale framework with industrial case studies and AI enhancements by Obinna Onyebuchi Barah, Faith Natukunda, Ige Bori, Kelechi John Ukagwu

    Published 2025-08-01
    “…Abstract Diffusion in solids is a fundamental mechanism governing mass transport, phase transformations, and microstructural evolution in metals, alloys, and functional materials. This review presents a comprehensive overview of key atomic-scale diffusion mechanisms, including substitutional, interstitial, grain boundary, and surface/pipe pathways, within the classical framework of Fick’s steady-state and non-steady-state laws. …”
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  17. 2357

    SNW1 is a critical regulator of spatial BMP activity, neural plate border formation, and neural crest specification in vertebrate embryos. by Mary Y Wu, Marie-Christine Ramel, Michael Howell, Caroline S Hill

    Published 2011-02-01
    “…Through a large-scale in vivo functional screen in Xenopus for neural crest fate, we identified an essential regulator of BMP activity, SNW1. …”
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  18. 2358

    Improving the area-preserving parameterization of rational Bézier surfaces by rational bilinear transformation by Xiaowei Li, Yingjie Wu, Yaohui Sun, Xin Chen, Yanru Chen, Yi-jun Yang

    Published 2025-08-01
    “…First, the rational Bézier surface is transformed using a rational bilinear transformation, which provides greater degrees of freedom compared to Möbius transformations, while preserving the rational Bézier representation. Then, the energy function is discretized using the composite Simpson’s rule, and its gradients are computed for optimization. …”
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  19. 2359

    Kramers–Henneberger atoms in flattened Gaussian beams by Ioksang Leung, Mingyu Zhu, Pingxiao Wang, Qi Wei

    Published 2025-01-01
    “…Within a focused laser field, the wave function of KH atoms becomes polarized due to ponderomotive (PM) forces induced by light intensity gradients, leading to the disruption of the dichotomy structure. …”
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  20. 2360

    Development of an interpretable machine learning model for frailty risk prediction in older adult care institutions: a mixed-methods, cross-sectional study in China by Weizi Wu, Li Jing, Qing Peng, Peng Hua, Zeng Shumei, Luofang Lv, Liqing Yue, Hu Jian zhong, Huang Weihong

    Published 2025-07-01
    “…Hyperparameter optimisation was performed using stratified fivefold cross-validation with grid search, incorporating class-weighted loss functions to address class imbalance and model-specific regularisation techniques to maximise performance while preventing overfitting. …”
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