Showing 2,581 - 2,600 results of 13,904 for search '"estimator"', query time: 0.06s Refine Results
  1. 2581

    Predicting survival in malignant glioma using artificial intelligence by Wireko Andrew Awuah, Adam Ben-Jaafar, Subham Roy, Princess Afia Nkrumah-Boateng, Joecelyn Kirani Tan, Toufik Abdul-Rahman, Oday Atallah

    Published 2025-01-01
    “…However, predicting survival using traditional methods such as the Kaplan–Meier estimator and the Cox Proportional Hazards (CPH) model has faced many challenges and inaccuracies. …”
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    Article
  2. 2582

    Evaluation of Satellite Rainfall Products over the Mahaweli River Basin in Sri Lanka by Helani Perera, Shalinda Fernando, Miyuru B. Gunathilake, T. A. J. G. Sirisena, Upaka Rathnayake

    Published 2022-01-01
    “…Nonparametric tests, including the Mann-Kendall and Sen’s slope estimator tests, were used to detect the possibility of trends and the magnitude, respectively. …”
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    Article
  3. 2583

    A Reinforcement Learning Model for Optimal Treatment Strategies in Intensive Care: Assessment of the Role of Cardiorespiratory Features by Cristian Drudi, Maximiliano Mollura, Li-wei H. Lehman, Riccardo Barbieri

    Published 2024-01-01
    “…The policy performance was then evaluated using the WIS estimator. The process was repeated for each set of variables and compared to a set of baseline benchmark policies. …”
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    Article
  4. 2584

    Empirical Mode Decomposition and Neural Networks on FPGA for Fault Diagnosis in Induction Motors by David Camarena-Martinez, Martin Valtierra-Rodriguez, Arturo Garcia-Perez, Roque Alfredo Osornio-Rios, Rene de Jesus Romero-Troncoso

    Published 2014-01-01
    “…In this work, a novel digital structure to implement the empirical mode decomposition (EMD) for processing nonstationary and nonlinear signals using the full spline-cubic function is presented; besides, it is combined with an adaptive linear network (ADALINE)-based frequency estimator and a feed forward neural network (FFNN)-based classifier to provide an intelligent methodology for the automatic diagnosis during the startup transient of motor faults such as: one and two broken rotor bars, bearing defects, and unbalance. …”
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    Article
  5. 2585

    Association between the aromatase (CYP19A1) gene variant rs10046 and cardiovascular risk in postmenopausal women by Betânia Rodrigues dos Santos, Gislaine Casanova, Thais Rasia da Silva, Karen Oppermann, Poli Mara Spritzer

    Published 2025-01-01
    “…Clinical, metabolic, and hormonal data were collected. The patients’ estimated 10-year atherosclerotic cardiovascular disease (ASCVD) risk was calculated using the ASCVD Risk Estimator Plus, as recommended by the American College of Cardiology/American Heart Association. …”
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    Article
  6. 2586

    Attribution Identification of Runoff Changes Based on the Budyko Elasticity Coefficient Method: A Case Study of the Middle and Upper Reaches of the Jinghe River in the Yellow River... by Xueliang Wang, Haolin Li, Weidong Huang, Lemin Wei, Junfeng Liu, Rensheng Chen

    Published 2024-12-01
    “…The impacts of climate change and human activities on water resources are a complex and integrated process and a key factor for effective water resource management in semi-arid regions, especially in relation to the Jinghe River basin (JRB), a major tributary of the Yellow River basin. The Sen’s slope estimator and the Mann–Kendall test (M–K test) are implemented to examine the spatial and temporal trends of the hydrological factors, while the elasticity coefficient method based on Budyko’s theory of hydrothermal coupling is employed to quantify the degree of runoff response to the various influencing factors, from 1971 to 2020. …”
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    Article
  7. 2587

    Smallholder farmers' perceptions of climate variability and its risks across agroecological zones in the Ayehu watershed, Upper Blue Nile Basin, Ethiopia by Abebe Biresaw Bitew, Amare Sewnet Minale

    Published 2025-02-01
    “…We employed the Mann-Kendall test and Sen's slope estimator to examine the actual trends and magnitude of temperature and rainfall. …”
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    Article
  8. 2588

    Prediction method of gas emission in working face based on feature selection and BO-GBDT by MA Wenwei

    Published 2024-12-01
    “…However, the optimal hyperparameter combination, obtained through the tree-structured Parzen estimator (TPE) based Bayesian optimization (BO) algorithm, provided the highest accuracy and relatively short optimization time, yielding the best optimization performance. …”
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    Article
  9. 2589

    Resnet-1DCNN-REA bearing fault diagnosis method based on multi-source and multi-modal information fusion by Xu Chen, Wenbing Chang, Yongxiang Li, Zhao He, Xiang Ma, Shenghan Zhou

    Published 2024-11-01
    “…Finally, the tree-structured parzen estimator (TPE) algorithm was utilized to realize the integration of two models in order to improve the diagnostic effect of a single model and obtain the final bearing fault diagnosis results. …”
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    Article
  10. 2590

    A Comparative Spatiotemporal Analysis for Long-Term Trends of Hydrometeorological Variables in Maritsa River Basin by Mehmet Seren Korkmaz, Kevser Merkür Başkesen, Ertuğrul Sunan

    Published 2025-01-01
    “…The Mann-Kendall, Sen's slope estimator, and Innovative Trend Analysis (ITA) methods were used to determine trends. …”
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    Article
  11. 2591

    A novel FPGA‐Based Bi input‐reduced order extended Kalman filter for speed‐sensorless direct torque control of induction motor with constant switching frequency controller by Remzi Inan

    Published 2021-05-01
    “…The HIL emulator of the speed‐sensorless drive system of IM is implemented on FPGA using the advantage of hand‐written VHDL on getting an optimal logical design to reduce the sampling time which directly effects the estimation performance of the model‐based estimator like the novel BI‐ROEKF and hence the control performance of drive system. …”
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    Article
  12. 2592

    Validation Psychometrical analysis of Sexual Machism Scale (EMS-Sexism-12) among university students from Arequipa, Peru by Julio Cesar Huamani-Cahua, Estefany Cecilia Ojeda-Flores, Walter L Arias-Gallegos, Ferdinand Eddington Ceballos Bejarano, José Manuel Calizaya López

    Published 2023-09-01
    “…Results: The data were analysed using CFA and the WLSMV estimator along with polychoric correlation matrices in the open-source software Rstudio. …”
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  13. 2593
  14. 2594

    Investigating the correlation of hip circumference to cardiovascular disease and type‐2 diabetes using Mendelian randomization by Hongtao Liu, Zhaoyu Li, Su Yan, Shaopeng Ming

    Published 2025-02-01
    “…Three methods were employed: MR‐Egger regression, weighted median estimator, and inverse variance weighting (IVW). Setting Data was acquired from MR Base, a platform summarizing genome‐wide association study (GWAS) data for MR research. …”
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    Article
  15. 2595

    Trends of Hydroclimate Variables in the Upper Huai River Basin: Implications of Managing Water Resource for Climate Change Mitigation by Abel Girma, Denghua Yan, Hao Wang, Xinshan Song, Tianlin Qin, Batsuren Dorjsuren, Mohammed Gedefaw, Asaminew Abiyu, Dagim Fikir, Jianwei Wang, Otgonbayar Yadamjav

    Published 2020-01-01
    “…The Mann–Kendall (MK), Sen’s slope test estimator, and innovative trend detection (ф) (ITA) methods were used to detect the trends. …”
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    Article
  16. 2596

    Statistical Evaluation and Trend Analysis of ANN Based Satellite Products (PERSIANN) for the Kelani River Basin, Sri Lanka by Helani Perera, Miyuru B. Gunathilake, Ravindu Panditharathne, Najib Al-mahbashi, Upaka Rathnayake

    Published 2022-01-01
    “…Mann‒Kendall test and Sen’s slope estimator were used to identifying whether a trend was present while the magnitudes of these were calculated by Sen’s slope. …”
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    Article
  17. 2597

    Analysis of Climate Variability and Trends for Climate-Resilient Maize Farming System in Major Agroecology Zones of Ethiopia by Abebe Zeleke, Kindie Tesfaye, Tilahun Tadesse, Teferi Alem, Dereje Ademe, Enyew Adgo

    Published 2023-01-01
    “…Mann–Kendall’s and Sen’s slope estimator trend tests were used to detecting the statistical significance of changes in rainfall and temperature. …”
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    Article
  18. 2598

    Multiple underwater target positioning with optimally placed acoustic surface sensor networks by David Moreno-Salinas, Antonio Manuel Pascoal, Joaquín Aranda

    Published 2018-05-01
    “…To this end, we resort to tools from estimation theory and multi-objective optimization. …”
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    Article
  19. 2599

    Seasonal resource selection of a grassland bird in a dynamic landscape: Importance of a heterogeneous landscape by Sprih Harsh, Robert C. Lonsinger, Hilary R. Kauth, Andrew J. Gregory

    Published 2024-12-01
    “…We used a 95% fixed kernel estimator to estimate home‐range size and identified scales at which landscape features influenced home‐range sizes. …”
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    Article
  20. 2600

    Study on Lesion Assessment of Cerebello-Thalamo-Cortical Network in Wilson’s Disease with Diffusion Tensor Imaging by Anqin Wang, Hongli Wu, Chunsheng Xu, Lanfeng Tang, Jaeyoun Lee, Min Wang, Man Jiang, Chuanfu Li, Qi Lu, Chunyun Zhang

    Published 2017-01-01
    “…The DTI parameters, including fractional anisotropy (FA) and mean diffusion (MD), were calculated by diffusion kurtosis estimator software. After registration, patient groups with FA mappings and MD mappings and normal groups were compared with 3dttest and receiver-operating characteristic (ROC) curve analysis, corrected with FDR simulations (p=0.001, α=0.05, cluster size = 326). …”
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    Article