Showing 1,801 - 1,820 results of 2,557 for search '(functional OR function) gradient', query time: 0.14s Refine Results
  1. 1801

    From pixels to letters: A high-accuracy CPU-real-time American Sign Language detection pipeline by Jonas Rheiner, Daniel Kerger, Matthias Drüppel

    Published 2025-06-01
    “…For this we calculate accuracy as a function of validation set size, and thus ensure sufficient data is allocated for evaluation. …”
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    Article
  2. 1802

    Neurocognition as a major predictor of 8-week response to antipsychotics for drug-naïve first-episode schizophrenia using machine learning by Xianghe Wang, Tianqi Gao, Xiaodong Guo, Bingjie Huang, Yunfei Ji, Wanheng Hu, Xiaolin Yin, Yue Zheng, Chengcheng Pu, Xin Yu

    Published 2025-07-01
    “…Six machine learning algorithms, including random forest, eXtreme gradient boosting (XGBoost), logistic regression, linear support vector machine (SVM), radial basis function SVM and poly SVM were applied and compared to draw the prediction model. …”
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    Article
  3. 1803

    Chemometrically assisted optimization and validation of the HPLC method for the analysis of alectinib and its related impurity with measurement uncertainty evaluation and whiteness... by Serkan Levent, Abeer Elriş, Hazal Avcı, Saniye Özcan, Nafiz Öncü Can

    Published 2025-05-01
    “…The method’s optimization was carried out using the Box-Behnken design, whereas the optimized conditions were selected according to the desirability function. Validation of the method was done with the International Council for Harmonization, ICH Q2(R2) Guidelines. …”
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  4. 1804

    Temporal Shift When Comparing Contrast-Agent Concentration Curves Estimated Using Quantitative Susceptibility Mapping (QSM) and ΔR2*: The Association Between Vortex Parameters and... by Ronnie Wirestam, Anna Lundberg, Linda Knutsson, Emelie Lind

    Published 2025-04-01
    “…Vortex curves for grey-matter (GM) regions and for arterial input function (AIF) data were constructed by plotting concentration based on GRE transverse relaxation rate versus concentration based on QSM. …”
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    Article
  5. 1805

    Analytical modelling of cillia- driven prandtle fluid flow in a horizontal tube with viscous dissipation using homotopy perturbation method by Saira Muhammad Hussain, Aqila Shaheen, Ali Hasan Ali, Ali Raza, Ahmed M. Abed

    Published 2025-06-01
    “…The structure of the equations is solved analytically, and graphical representations illustrate the pressure gradient, pressure rise, stream function, and velocity. …”
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  6. 1806

    Eeg-based detection of epileptic seizures in patients with disabilities using a novel attention-driven deep learning framework with SHAP interpretability by Tawfeeq Shawly, Ahmed A. Alsheikhy

    Published 2025-09-01
    “…We articulate the mathematical characteristics of feature selection driven by NAM, delineate the convergence attributes of the loss function, and present measures of explainability through Shapley Additive Explanations (SHAP). …”
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  7. 1807

    An Omni-Dimensional Dynamic Convolutional Network for Single-Image Super-Resolution Tasks by Xi Chen, Ziang Wu, Weiping Zhang, Tingting Bi, Chunwei Tian

    Published 2025-07-01
    “…Additionally, we employ an improved residual network structure combined with a refined Charbonnier loss function to alleviate gradient vanishing and exploding to enhance the robustness of model training. …”
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    Article
  8. 1808

    Calculation and Forecast of Glacial Feeding in River Basins by V. G. Konovalov

    Published 2023-09-01
    “…The annual vertical profiles of mean air temperature of April T4 = T4(Z), summer ones Ts = Ts(Z), and formulas for calculating Ts as a function of T4 are constructed and used for the calculations. …”
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  9. 1809

    A dual-domain perception gate-controlled adaptive fusion algorithm for road crack detection by Ziyang Zhang, Yong’an Feng

    Published 2025-07-01
    “…In response to the persistent high-frequency signature identified within crack feature distributions, a dual-domain structural feature enhancement loss function is designed, which elevates the weighting of high-frequency information by leveraging a spectral weighting matrix, while complementarily enhancing crack edge texture features in the spatial domain through gradient map integration. …”
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    Article
  10. 1810

    Identification of New Angiotensin-Converting Enzyme Inhibitory Peptides Isolated from the Hydrolysate of the Venom of <i>Nemopilema nomurai</i> Jellyfish by Ramachandran Loganathan Mohan Prakash, Deva Asirvatham Ravi, Du Hyeon Hwang, Changkeun Kang, Euikyung Kim

    Published 2024-09-01
    “…The docking studies of the two ACE-inhibitory peptides for ACE molecule demonstrated a binding affinity of −51.4 ± 2.5 and −62.3 ± 3.3 using the HADDOCK scoring function.…”
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  11. 1811

    Invasive common milkweed strongly simplifies insect flower-visiting networks by Edina Török, Riho Marja, Ágota Réka Szabó, Róbert Gallé, Péter Batáry

    Published 2025-06-01
    “…More diverse networks were observed in the control areas. Functional complementarity and the cluster coefficient of networks were significantly higher in milkweed-invaded areas compared to control areas during milkweed flowering. …”
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  12. 1812
  13. 1813

    Spatiotemporal changes of ecosystem health and the impact of its driving factors on the Loess Plateau in China by Xuepeng Zhang, Taixia Wu, Qiqi Du, Ninglei Ouyang, Wei Nie, Yang Liu, Peng Gou, Guangchao Li

    Published 2025-01-01
    “…The efficient machine learning model (light gradient boosting machine model) and the variable explanation model (SHapley Additive exPlanation model) are combined to quantify the functional relationships between various driving factors and EH, thereby exploring the impacts of climatic factors, socioeconomic development (SED), and ecological restoration projects (ERP) on EH. …”
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    Article
  14. 1814

    Deep-Learning-Driven Insights into Nitrogen Leaching for Sustainable Land Use and Agricultural Practices by Caixia Hu, Jie Li, Yaxu Pang, Lan Luo, Fang Liu, Wenhao Wu, Yan Xu, Houyu Li, Bingcang Tan, Guilong Zhang

    Published 2025-01-01
    “…The ML-based modeling method developed overcomes the difficulty of the determination of the functional relationship between nitrate loss intensity and its influencing factors, providing a data-driven solution for estimating nitrate–nitrogen loss in farmlands in North China and strengthening sustainable agricultural practices.…”
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  15. 1815

    Contrasting Trends in Plant Diversity and Soil Carbon Mineralization Under Precipitation‐Driven Vegetation and Soil Carbon Dynamics in the Mongolian Plateau by Jia Mi, Fei Wang, Jing Shi, Qianju Wang, Haiyan Pang, Jianhao Yu, Dima Chen, Yongfei Bai

    Published 2025-07-01
    “…To study this mechanistic relationship, we established 12 sampling sites along an east–west precipitation gradient across the China‐Mongolia steppe. We measured plant diversity and biomass for both species and functional groups in 12 grassland sites. …”
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  16. 1816

    New energy effect in non-cylindrical domains with a thermally insulated moving boundary by E. M. Kartashov

    Published 2023-10-01
    “…A new mathematical apparatus for the equivalence of functional constructions for the originals of the obtained operational solutions, which considers the computational difficulties in finding analytical solutions to boundary value problems for equations of hyperbolic type in the domain with a moving boundary, is developed.Results. …”
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  17. 1817

    Left Ventricular False Tendons: Echocardiographic, Morphologic, and Histopathologic Studies and Review of the Literature by Saji Philip, Kottureth Mammen Cherian, Mei-Hwan Wu, Hung-Chi Lue

    Published 2011-10-01
    “…LVFTs are a cause of functional murmur. No pressure gradient was noted in the mid-LV or outflow tract. …”
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  18. 1818

    DFT simulation to study the mechanical, electronic, thermal and superconducting properties of borocarbides materials AX2B2C where A = Y, La, Th and X = Pd, Pt by Md. Atikur Rahman, Asma Khatun, Dayal Chandra Roy, Mezba Chowdhury, Ahmad Irfan

    Published 2025-08-01
    “…To explore the physical features of AX2B2C (A = Y, La, Th and X = Pd, Pt) we used the well-known density functional simulation (DFT) in addition to generalized gradient approximations (GGA). …”
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  19. 1819

    Flavonoids and Saponins from Two <i>Chenopodium</i> Species (<i>C. foliosum</i> Asch. and <i>C. bonus</i>-<i>henricus</i> L.)—Preliminary Evaluation for hMAO-A/B, Neuroprotective A... by Magdalena Kondeva-Burdina, Dona Panayotova, Paraskev T. Nedialkov, Zlatina Kokanova-Nedialkova

    Published 2025-02-01
    “…The main parameters characterizing the functional–metabolic status of subcellular fractions are synaptosomal viability, GSH level, and MDA production. …”
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    Article
  20. 1820

    Nine years of in situ soil warming and topography impact the temperature sensitivity and basal respiration rate of the forest floor in a Canadian boreal forest. by Charles Marty, Joanie Piquette, Hubert Morin, Denis Bussières, Nelson Thiffault, Daniel Houle, Robert L Bradley, Myrna J Simpson, Rock Ouimet, Maxime C Paré

    Published 2019-01-01
    “…Both soil warming and CNA had no significant effect on forest floor chemistry (e.g., C, N, Ca and Mg content, amount of soil organic matter, pH, chemical functional groups). The NMR analyses did not show evidence of significant changes in the forest floor organic C quality. …”
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