Showing 1,981 - 2,000 results of 2,557 for search '(functional OR function) gradient', query time: 0.19s Refine Results
  1. 1981

    Maize Leaf Area Index Estimation Based on Machine Learning Algorithm and Computer Vision by Wanna Fu, Zhen Chen, Qian Cheng, Yafeng Li, Weiguang Zhai, Fan Ding, Xiaohui Kuang, Deshan Chen, Fuyi Duan

    Published 2025-06-01
    “…LAI standardization was performed through edge detection and the cumulative distribution function. The proposed LAI estimation model, named VisLAI, based solely on visible light imagery, demonstrated high accuracy, with R<sup>2</sup> values of 0.84, 0.75, and 0.50, and RMSE values of 0.24, 0.35, and 0.44 across the big trumpet, tasseling–silking, and grain filling stages, respectively. …”
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    Article
  2. 1982

    Mitochondrial insights: key biomarkers and potential treatments for diabetic nephropathy and sarcopenia by Yi Wei Chen, Shan He, Yu Wang, Lian Ying Hu, Qin Kai Chen, Si Yi Liu

    Published 2025-07-01
    “…Consequently, mitochondria seem to function as critical nodes connecting DN with SP. The objective of this research was to pinpoint biomarkers associated with mitochondrial dysfunction in DN and SP.MethodsBy analyzing the Gene Expression Omnibus (GEO) repository, we identified shared differentially expressed genes (DEGs) in the DN (GSE96804, GSE30528) and SP (GSE1428, GSE136344) datasets that displayed similar expression trends in mitochondrial genes. …”
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  3. 1983

    Sugarcane bagasse derived biochar potential to improve soil structure and water availability in texturally different soils by Farzad Moradi-Choghamarani, Ali Akbar Moosavi, Ali Reza Sepaskhah

    Published 2024-11-01
    “…The high energy moisture characteristic (HEMC) data was modeled using a modified van Genuchten function to quantify aggregate stability through stability ratio (SR) and structural stability index (SSI). …”
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    Article
  4. 1984
  5. 1985
  6. 1986

    glabcmcmc: a Python package for ABC-MCMC with local and global moves by Xuefei Cao, Shijia Wang, Yongdao Zhou

    Published 2025-04-01
    “…The functionality of the software package is demonstrated through illustrative examples.…”
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    Article
  7. 1987

    Evaluating the Pattern of Forest Cover Changes Using Fuzzy Object-Oriented Techniques (Case Study: Kaleybar County) by Majid Pishnamaz Ahmadi, keyvan Mohammadzadeh, seyed Asadolah Hejazi

    Published 2018-02-01
    “…The difference was that forest lands have declined with negative gradient, and consequently, inferior lands have increased with positive gradient. …”
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    Article
  8. 1988

    Version v1.3.6 - PeriLab - Peridynamic Laboratory by Christian Willberg, Jan-Timo Hesse, Anna Pernatii

    Published 2025-09-01
    “…Emphasizing ease of installation, usability, and extensibility, the code’s structure is presented alongside illustrative examples that demonstrate key functionalities.The main additions in version v1.3.6 are the introduction of a static solver and the coupling between Finite Element Method (FEM) and PD. …”
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    Article
  9. 1989

    State update algorithm for associative elastic-plastic pressure-insensitive materials by incremental energy minimization by N.A. Nodargi, E. Artioli, F. Caselli, P. Bisegna

    Published 2014-07-01
    “…This work presents a new state update algorithm for small-strain associative elastic-plastic constitutive models, treating in a unified manner a wide class of deviatoric yield functions with linear or nonlinear strain-hardening. …”
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    Article
  10. 1990

    Application of the Method of Summation Identities in Solving a Boundary-Value Problem for the Lame Equations by A.V. Anufrieva, E.V. Rung, D.N. Tumakov

    Published 2016-03-01
    “…A boundary-value problem on an interval for a one-dimensional system of the Lame equations corresponding to a physical problem of propagation of an elastic wave through the gradient layer is considered. In this case, the coefficients of the equations are complex-valued continuous functions. …”
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    Article
  11. 1991
  12. 1992

    Spatial Analysis of the Relationship between Ecological Factors and Housing Prices in Tehran by Atefeh Kolyaei, Tahir Prizadi, Habibollah Fasihi

    Published 2024-12-01
    “…Despite the significant impacts of political economy and the sweeping changes brought about by modernism, the socio-economic gradient from north to south remains aligned with the gradient of ecological desirability. …”
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    Article
  13. 1993

    Enhancing Early Detection of Diabetic Retinopathy Through the Integration of Deep Learning Models and Explainable Artificial Intelligence by Kazi Ahnaf Alavee, Mehedi Hasan, Abu Hasnayen Zillanee, Moin Mostakim, Jia Uddin, Eduardo Silva Alvarado, Isabel de la Torre Diez, Imran Ashraf, Md Abdus Samad

    Published 2024-01-01
    “…Such a disease can exists in human eye that can affect one or both eyes is diabetic retinopathy (DR) which can impair function, vision, and eventually result in permanent blindness. …”
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    Article
  14. 1994

    On Computation of Prefactor of Free Boundary in One Dimensional One-Phase Fractional Stefan Problems by Nahuel Caruso, Sabrina Roscani, Lucas Venturato, Vaughan Voller

    Published 2025-06-01
    “…For given fractional orders the value of the prefactor is the unique solution to a transcendental equation formed in terms of special functions. Here, our main purpose is to provide efficient numerical schemes with low computational complexity to compute these prefactors. …”
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    Article
  15. 1995

    A Heuristic Approach to Identify the Steel Grid Direction of R/C Slabs Using the Yield-Line Method for Analysis by Luigi Fenu, Valeria Colasanti, Eleonora Congiu, Gian Felice Giaccu, Francesco Trentadue, Bruno Briseghella

    Published 2019-01-01
    “…In this paper, a structural analysis of R/C slabs is performed by using the yield-line method in association with a zero-th order optimization algorithm (the sequential simplex method) to avoid calculating gradients as well as any derivatives. The constraints that often limit these parameters are taken into account through the exterior penalty function method, leading to a successful solution of the problem. …”
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    Article
  16. 1996
  17. 1997

    Echocardiographic Changes Following Surgical Myectomy in Severely Symptomatic Obstructive Hypertrophic Cardiomyopathy: Insights From the SPIRIT‐HCM Study by Milind Y. Desai, Natalie Szpakowski, Albree Tower‐Rader, Barb Bittel, Agostina Fava, Susan Ospina, Bo Xu, Maran Thamilarasan, Amgad Mentias, Nicholas G. Smedira, Zoran B. Popovic

    Published 2025-01-01
    “…Background In obstructive hypertrophic cardiomyopathy, myectomy improves symptoms, quality of life, and left ventricular (LV) outflow tract gradients. We prospectively evaluated the temporal changes in various echo parameters after myectomy. …”
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    Article
  18. 1998

    Study on the characteristics of Cd2+ adsorption of mineral processing wastewater by micro-organisms supported by hydrothermal carbon by Gang ZHOU, Xinyuan ZHANG, Shuailong LI, Qunzhi MENG, Jianjun YAO, Jinhao ZHANG, Hui ZHEN

    Published 2025-04-01
    “…The microscopic morphology, elemental composition, surface functional groups, specific surface area and porosity of HC-PVA-SA-MOI were analyzed by SEM, XPS and BET characterization experiments. …”
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    Article
  19. 1999
  20. 2000