Showing 1,581 - 1,600 results of 2,557 for search '(functional OR function) gradient', query time: 0.12s Refine Results
  1. 1581

    In Vitro Investigation of 3D Printed Hydrogel Scaffolds with Electrospun Tidemark Component for Modeling Osteochondral Interface by Victoria Effiong Effanga, Dana Akilbekova, Fariza Mukasheva, Xiao Zhao, Dilhan M. Kalyon, Cevat Erisken

    Published 2024-11-01
    “…To address the complexity of structure and functionality at the bone–cartilage interface, relevant to the presence of the tidemark as a critical element at the bone–cartilage boundary, we fabricated graded scaffolds through sequential 3D printing. …”
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  2. 1582

    Feature scale and identifiability: how much information do point hydraulic measurements provide about heterogeneous head and conductivity fields? by S. K. Hansen, D. O'Malley, J. P. Hambleton

    Published 2025-03-01
    “…This technique allows for unbiased sampling from the space of all possible fields with a given correlation structure and efficient, automated gradient-descent calibration. The K–L basis functions have a straightforward notion of wavelength, revealing the relationship between feature scale and reconstruction fidelity, and they have an a priori known spectrum, allowing for a non-subjective regularization term to be defined. …”
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  3. 1583

    Research on Quality Prediction for Thermal Printing Using a Particle Swarm Optimization with Back Propagation (PSO-BP) Neural Network by Chun-Ling Ho, Zhiyun Wu, Tung-Chiung Chang, Shenjun Qi

    Published 2025-05-01
    “…This research employs a BP neural network to forecast print quality, utilizing two activation functions. The findings indicate that a dual-layer hidden configuration utilizing the GeLU activation function yields a lower root-mean-square error (RMSE). …”
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  4. 1584

    Finding Pareto trade-offs in fair and accurate detection of toxic speech by Soumyajit Gupta, Venelin Kovatchev, Anubrata Das, Maria De-Arteaga, Matthew Lease

    Published 2025-03-01
    “…Focusing on the task of toxic language detection, we show the generality and efficacy of our proposed GAP loss function across two datasets, three neural architectures, and three fairness loss functions. …”
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  5. 1585

    Discrete Optimization of Software-Controlled Modes of Heat Treatment of Concrete Products in Heat-Technological Facilities by A. M. Niyakovskii, V. N. Romaniuk, Yu. V. Yatskevich, A. N. Chichko

    Published 2019-06-01
    “…Based on the calculation of the temperature gradient across the minimal cross section of the product, a numerical analysis of the functions modeling heat supply mode depending on the processing time of a concrete product has been fulfilled. …”
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  6. 1586

    Development of a prediction model for acute respiratory distress syndrome in ICU patients with acute pancreatitis based on machine learning algorithms by REN Xia*,LIU Luojie,ZHA Junjie,YE Ye,XU Xiaodan,YE Hongwei,ZHANG Yan

    Published 2025-08-01
    “…Demographic characteristics,initial vital signs,laboratory data,functional scores,and complications within the initial 24⁃hour of ICU admission were collected. …”
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  7. 1587
  8. 1588

    Peat oxic and anoxic controls of <i>Sphagnum</i> decomposition rates in the Holocene Peatland Model decomposition module estimated from litterbag data by H. Teickner, H. Teickner, E. Pebesma, K.-H. Knorr

    Published 2025-06-01
    “…Using either these estimates or the standard parameter values, we test whether the HPM decomposition module fits decomposition rates (<span class="inline-formula"><i>k</i><sub>0</sub></span>) in <i>Sphagnum</i> litterbag experiments along a gradient from oxic to anoxic conditions.</p> <p>Both litterbag data and model versions where HPM decomposition module parameters were estimated suggest a less steep gradient of decomposition rates from oxic to anoxic conditions and larger anaerobic decomposition rates for several species than the standard parameter values. …”
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  9. 1589

    Preparation of Trop2-targeted chimeric antigen receptor T cells and study of their exhaustion status in vitro by LIU Xiuying, LI Xinzhan, ZHU Jingjing, ZHU Jingjing

    Published 2025-08-01
    “…The viral vector titer was determined by retroviral vector packaging and gradient dilution. Peripheral blood mononuclear cells (PBMCs) from healthy donors were isolated using Ficoll density gradient centrifugation, and CAR virus vectors were transduced into PBMCs activated with OKT-3/IL-2 to generate Trop2-targeted CAR T cells. …”
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  10. 1590

    COMPARISON OF CRUSTAL DEFORMATION RATES ESTIMATED FROM SEISMIC AND GPS DATA ON THE BISHKEK GEODYNAMIC POLYGON by N. A. Sycheva, A. N. Mansurov

    Published 2017-12-01
    “…Using the crustal movement velocities for 90 sites in the study area, the deformation processes in the crust were modeled based on the linear part of the Taylorexpansion of the point's-velocity-versus-its-radius-vector function. Then the velocity gradient tensors were estimated for the grid nodes with a spacing of 8.3 km. …”
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  11. 1591

    Protecting Industrial Control Systems From Shodan Exploitation Through Advanced Traffic Analysis by Sayed Reza Ghazinour Naeini, Alireza Shameli-Sendi, Masoume Jabbarifar

    Published 2025-01-01
    “…Unfortunately, this functionality has been exploited by hackers to pinpoint potential attack targets and their associated weaknesses. …”
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  12. 1592

    The Role of Ion Channels in Pulmonary Hypertension: A Review by Han‐Fei Li, Xin‐Yao Li, Yu‐Qing Sun, Ze‐Ying Zhi, Liao‐Fan Song, Meng Li, Yi‐Ming Feng, Zhi‐Hao Zhang, Yan‐Feng Liu, Yu‐Jing Chen, Fan‐Rong Zhao, Tian‐Tian Zhu

    Published 2025-01-01
    “…Ion channels, crucial determinants of cellular electrochemical gradient modulation, have emerged as significant participants in the pathophysiological progression of PH. …”
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  13. 1593

    Mechanical and shape-memory properties of TPMS with hybrid configurations and materials by Tianzhen Liu, Wei Zhao, Yongtao Yao, Cheng Lin, Hanxing Zhao, Jianguo Cai

    Published 2024-10-01
    “…Triply periodic minimal surface (TPMS) structures with excellent properties of stable energy absorption, light weight, and high specific strength could potentially spark immense interest for novel and programmable functions by combining smart materials, e.g. shape memory polymers (SMPs). …”
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  14. 1594

    Sparse and continuous sampling approaches to fMRI of overt vocalization tasks by Dawn L. Merrett, Chris Tailby, David F. Abbott, Graeme D. Jackson, Sarah J. Wilson

    Published 2021-12-01
    “…Sparse temporal sampling has become the dominant paradigm for functional magnetic resonance imaging studies of auditory stimuli or verbal responses, as it allows the presentation or production of stimuli during the relatively quiet periods when there is no gradient switching and ensures that task-related movements are not occurring during scan acquisitions. …”
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  15. 1595

    A Novel Control Method to Improve Current Regulation and Harmonics in Navigation Dimming Power Supply by Zhang Sun, Fan Wu, Weidong Jin, Jun Wang, Yunpu Wu, Xunbing Wu, Zhongjun Wei

    Published 2019-01-01
    “…In this study, a new method which could dynamically adjust P and I gains is presented for the DPS based on the radial basis function (RBF) neural networks combined with the gradient descent method. …”
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  16. 1596

    Scaling-up coral reef carbonate production: Sea-urchin bioerosion suppresses reef growth in Hawai'i. by Kelly J van Woesik, Jiwei Li, Gregory P Asner

    Published 2025-01-01
    “…Yet, climate change and local anthropogenic stressors are damaging reefs globally, compromising their framework-building capacity and associated functionality. A reef carbonate budget provides a quantitative measure of growth and functional status, but utilization of remote sensing to scale-up such a metric remains limited. …”
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  17. 1597

    Dynamic simulation of additively manufactured lattice structures based on variable cross-section beam elements by ZHU Xi, MENG Liang, ZHANG Jing, WANG Jintao, GAO Tong, ZHU Jihong, ZHANG Weihong

    Published 2024-12-01
    “…For lattice structures with different diameters, the inverse problem calibration of the tapered beam parameters is carried out respectively,and an interpolation model for the geometric parameters of the tapered beam as a function of rod diameter is established. Finally,the effectiveness of the interpolation model for the geometric parameters of the variable cross-section beam is verified for lattice structures with different rod diameters and gradient lattices. …”
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  18. 1598

    Protocol for isolation and transplantation of rat pancreatic islets in the kidney capsule to treat diabetes by Dayan Li, Weijing Kong, Yi Hong, Wei Zhang, Bingbing Sun, Xi Wang, Kai Wang

    Published 2025-03-01
    “…Transplanted rat islets in diabetic nude mice demonstrated functional recovery, confirming the effectiveness of this approach. : Publisher’s note: Undertaking any experimental protocol requires adherence to local institutional guidelines for laboratory safety and ethics.…”
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  19. 1599

    Pregnancy outcomes in women with moderate and severe aortic stenosis by Dong Yang, Hao-Feng Zhang, Zhao-Liang Bao, He Zhao, Yan-Na Li, Jun Zhang

    Published 2022-01-01
    “…Except the peak velocity and mean pressure gradient, no significant difference in baseline cardiac parameters between the patients with moderate AS and severe/very severe AS, such as AS locations, previous heart failure symptoms, and heart function was seen. …”
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  20. 1600

    Multi-objective Optimization Method for Pocket Milling Driven by Massive Virtual Machining by SHEN Bin, TU Weiyi, NIE Pengfei, WANG Chenghan, AI Di, WU Jun, ZHENG Zujie, GUO Guoqiang

    Published 2025-02-01
    “…The neural network is combined to predict the machining state. The objective function and constraint conditions are set, and the gradient descent method is used to optimize the feed rate and spindle speed. …”
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