Showing 1,741 - 1,760 results of 2,557 for search '(functional OR function) gradient', query time: 0.16s Refine Results
  1. 1741

    A Time-Segmented SAI-Krylov Subspace Approach for Large-Scale Transient Electromagnetic Forward Modeling by Ya’nan Fan, Kailiang Lu, Juanjuan Li, Tianchi Fu

    Published 2025-05-01
    “…The TEM response is expressed as a matrix exponential function with an analytic initial field for a step-off source, which can be efficiently solved using the Shift-and-Invert Krylov (SAI-Krylov) subspace method. …”
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  2. 1742

    Characterization of Rock Pore Geometry and Mineralization Process via a Random Walk-Based Clogging Scheme by Linh Thi Hoai Nguyen, Tomoyuki Shirai, Takeshi Tsuji

    Published 2025-01-01
    “…Our approach simulates the time evolution of particle flow through highly disordered and heterogeneous digital rock models under a pressure gradient imposed between inlet and outlet surfaces. …”
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  3. 1743

    Association of fear of falling and low physical activity with fall risk among older Taiwanese community-dwellers by Yih-Jian Tsai, Wen-Jung Sun, Yi-Ching Yang, Mei-Yu Wei

    Published 2024-11-01
    “…During the second survey, we analyzed the correlations between fall incidents and a range of factors, including age, sex, gait maneuverability, vision, comorbidity count, depressive symptoms, cognitive function, history of falls, fear of falling, and physical activity level. …”
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  4. 1744

    Exploration and comparison of the effectiveness of swarm intelligence algorithm in early identification of cardiovascular disease by Tiantian Bai, Mengru Xu, Taotao Zhang, Xianjie Jia, Fuzhi Wang, Xiuling Jiang, Xing Wei

    Published 2025-02-01
    “…This study systematically evaluated the performance of each feature selection algorithm under different population sizes, specifically by comparing their average running time and objective function values to identify the optimal feature subset. …”
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  5. 1745

    The in vitro mechanism of Vaspinregulates the proliferation and steroidogenesis of rat lutein cells by Xiao-wen Fu, Ling Liu, Xiao-yu Zhu, Jian-jun Wang

    Published 2024-12-01
    “…Objective Stable luteal cell function is an important prerequisite for reproductive ability and embryonic development. …”
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  6. 1746

    Underwater target depth estimation: A shallow-water broadband acoustic source depth estimation method based on corrected warping transformation. by Du Siqi, Han Dong, Liu Cong, Li Sidi

    Published 2025-01-01
    “…After that, the modal energies are extracted, and the depth estimation function is constructed based on the matched modal energies to achieve the depth estimation of the pulsed signal target under the non-ideal waveguide conditions with a variable speed of sound profile. …”
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  7. 1747

    Bio-inspired generative design of contact interfaces subjected to time-dependent loading conditions by David Hernandez-Aristizabal, Santiago Arroyave-Tobón, Kalenia Marquez-Florez, Jean-Marc Linares

    Published 2025-03-01
    “…Additionally, the growth rule is easier to compute than gradients for gradient-based optimisation, and, in contrast to heuristic optimisation techniques, only one direction of change is necessary. …”
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  8. 1748

    Ultra pure high molecular weight DNA from soil for Nanopore shotgun metagenomics and metabarcoding sequencing by Arthur Cousson, Anne-Laure Pablo, Laurent Cournac, Gabin Piton, Damien Dezette, Agnès Robin, Elisa Taschen, Laetitia Bernard

    Published 2025-06-01
    “…Genome assembly is crucial for understanding their functional potential. Nanopore sequencing technologies allow to sequence long DNA fragments, optimizing production of metagenome-assembled genomes compared to short-read technology. …”
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    Article
  9. 1749

    Machine learning-driven nanoparticle toxicity by Zied Hosni, Sofiene Achour, Fatma Saadi, Yangfan Chen, Mohammed Al Qaraghuli

    Published 2025-07-01
    “…By using a robust dataset, we deployed Random Forest (RF) and Light Gradient Boosting Machine (LightGBM) algorithms to identify key NP features that significantly influence cellular toxicity. …”
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  10. 1750

    DFT insights into the structural, mechanical, electronic, optical, and thermal properties of Cr2AC (A = Si, Al, Ga, Ge, and P) MAX phases carbides by Md. Nurul Amin, Abdulla Al Faysal, Ahmed Azzouz-Rached, Faisal Islam Chowdhury, Jamal Uddin, Join Uddin, Jahidul Islam, Ali Reza Piyal, Anjan Kumar Chowdhury, A. K. M. Rezaur Rahman

    Published 2024-12-01
    “…This work examines the structural, electronic, mechanical, optical, and thermal properties of Cr2AC (A = Si, Al, Ga, Ge, and P) MAX phases using density functional theory. These properties are investigated through first-principles calculations within the generalized gradient approximation using the CASTEP software package. …”
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  11. 1751

    Understanding the molecular basis of NO-releasing β-cyclodextrin derivatives and ferulic acid co-delivery for advanced therapeutics: A theoretical study by Ji Mu, Meiqi Ni, Wei Dong, Chaojie Wang, Yuting Luo, Kun Wang

    Published 2025-06-01
    “…The molecular dynamics (MD) simulations and density functional theory (DFT) calculations were employed to examine the structural stability and intricate interplay of supramolecular complexes formed between ferulic acid (FA) and β-cyclodextrins (β-CD), as well as its nitric oxide (NO)-releasing derivatives: N-diazeniumdiolate-modified β-CD-ethylenediamine (E-β-CD) and N-diazeniumdiolate-modified β-CD-diethylenetriamine (D-β-CD). …”
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  12. 1752

    Exploring pesticide risk in autism via integrative machine learning and network toxicology by Ling Qi, Jingran Yang, Qiao Niu, Jianan Li

    Published 2025-06-01
    “…Molecular docking analysis further validated stable binding affinities between these pesticides and the hub targets. Functional enrichment analysis revealed significant involvement of glycosylation-related pathways, including mucin-type O-glycan biosynthesis, implicating potential mechanisms in ASD pathogenesis. …”
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  13. 1753

    HPLC Identification of Mare’s Milk and Its Mix with Cow’s Milk by Vladimir P. Kurchenko, Elena S. Simonenko, Natalia V. Sushynskaya, Tatsiana N. Halavach, Andrey N. Petrov, Sergey V. Simonenko

    Published 2021-06-01
    “…In combination with cow’s milk, it is used to create new functional foods. Efficient identification of mare’s milk, cow’s milk, and their mixes prevent falsification. …”
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  14. 1754

    Isolation, Sphalerite Bioleaching, and Whole Genome Sequencing of <i>Acidithiobacillus ferriphilus</i> QBS3 from Zinc-Rich Sulfide Mine Drainage by Kan Wang, Yuandong Liu, Run Liu, Wissal Belqadi, Weimin Zeng, Runlan Yu, Xueling Wu

    Published 2025-05-01
    “…Whole genome sequencing was performed on QBS3. Functional prediction showed that 9.13% of the genes were involved in replication, recombination, and repair. …”
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  15. 1755

    A Comprehensive Study of Pharmacologic Complexity: Study of Interactions and Properties of Paracetamol, Aspirin, Naproxen, and Diclofenac by Yousif Azeez, Rebaz Omer, Khdir Othman, Karzan A. Omar, Aryan Qader

    Published 2025-04-01
    “…Through computational analysis, key electronic properties and intermolecular interactions were examined to reveal factors influencing their chemical behavior. Using density functional theory (DFT) with the B3LYP/6-31G(d,p) level, the study investigates their electronic structure, charge distribution, and optical characteristics. …”
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  16. 1756

    Cardiovascular status and echocardiographic changes in survivors of COVID-19 pneumonia three months after hospital discharge by D. V. Krinochkin, E. I. Yaroslavskaya, N. E. Shirokov, E. P. Gultyaeva, I. R. Krinochkina, I. O. Korovina, A. V. Mamarina, N. A. Osokina, N. N. Melnikov, T. A. Trifanova, E. A. Gorbatenko, T. I. Petelina

    Published 2021-10-01
    “…Coronavirus disease 2019 (COVID-19) affects the function of all organs and systems. Today, studying the effect of COVID-19 on cardiovascular system, including on echocardiographic characteristics, is relevant.Aim. …”
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  17. 1757

    Quantifying Ecological Dynamics and Anthropogenic Dominance in Drylands: A Hybrid Modeling Framework Integrating MRSEI and SHAP-Based Explainable Machine Learning in Northwest Chin... by Beilei Zhang, Xin Yang, Mingqun Wang, Liangkai Cheng, Lina Hao

    Published 2025-07-01
    “…High-quality areas are concentrated in the Helan Mountains and the integrated urban/rural development demonstration zone, while the core functional zone of the provincial capital, the Helan Mountains ecological corridor, and the eastern eco-economic pilot zone showed lower EEQ. (3) A total of 87.92% of the area (7609.23 km<sup>2</sup>) remained stable with no significant changes. …”
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  18. 1758

    HEMODYNAMIC AEROBIC MECHANISMS OF EXERCISE TOLERANCE INCREASE IN STABLE ANGINA PATIENTS ON ANTIANGINAL TREATMENT by A. P. Vasiliev, N. N. Streltsova

    Published 2017-12-01
    “…Totally, 164 stable angina male patients of II-IV functional class, participated in the study (mean age 55,2±2,1 years), who underwent doubled veloergometry before and after single intake of a mean therapeutical dosage of propranolol (PR) (n=58), isosorbidi dinitras (ID) (n=54), nifedipine (NF) (n=52). …”
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  19. 1759

    Durability Test and Service Life Prediction Methods for Silicone Structural Glazing Sealant by Bo Yang, Junjin Liu, Jianhui Li, Chao Wang, Zhiyuan Wang

    Published 2025-05-01
    “…Silicone structural glazing (SSG) sealants are crucial sealing materials in modern building curtain walls, whose performance degradation may lead to functional and safety issues, posing significant challenges to building safety maintenance. …”
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  20. 1760

    Prediction of Pt, Ir, Ru, and Rh complexes light absorption in the therapeutic window for phototherapy using machine learning by V. Vigna, T. F. G. G. Cova, A. A. C. C. Pais, E. Sicilia

    Published 2025-01-01
    “…Traditional prediction methods for these light absorption properties, including Time-Dependent Density Functional Theory (TDDFT), are often computationally intensive and time-consuming. …”
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    Article