Showing 321 - 340 results of 421 for search 'Probability density evaluation', query time: 0.17s Refine Results
  1. 321

    The significance of clean energy, education, and environmental management in fostering a sustainable future by J. Fabregas Villegas, A. Palencia Díaz

    Published 2025-07-01
    “…Regarding wind behavior, it was analyzed through historical meteorological data, the development of wind rose diagrams, frequency analysis, and probability density functions. The study also included an assessment of the island's available renewable energy resources.FINDINGS: The results indicate that Santa Cruz del Islote receives high levels of solar irradiance throughout the year, with average daily values around 4,290 and peak values exceeding 5,780 watt-hours per square meter. …”
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  2. 322

    Noise Variation Characteristics of the Superconducting Gravimeter at Jiufeng Station in Wuhan (China) by Hang Li, Xiaodong Chen, Miaomiao Zhang, Xiaowei Niu, Jianqiao Xu, Heping Sun

    Published 2024-11-01
    “…Based on power spectrum analyses and probability density function methods, the noise level of the superconducting gravimeter (SG) at Jiufeng station in Wuhan in the seismic frequency band of 0.001–0.04 Hz was calculated, and its time-varying characteristics were analyzed. …”
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  3. 323

    Early detection of positive urine culture in patients with urolithiasis: a machine learning model with dynamic online nomogram by Di Luo, Jingdong Zhang, Linguo Xie, Chunyu Liu, Rui Wang

    Published 2025-12-01
    “…Online nomograms were developed and evaluated for performance through metrics such as area under the curve (AUC), calibration curve, decision curve analysis (DCA), probability density function (PDF), and clinical utility curve (CUC).Results Multivariate logistic analysis identified four significant predictors—bacteria (BACT), C-reactive protein (CRP), nitrite, and leukocyte esterase (LEU)—which were integrated into the nomogram. …”
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  4. 324

    A novel nomogram for predicting carotid atherosclerosis risks in diabetic patients by Jing Liu, Shoukun Dou, Yuan Zhang, Xiaoyun Zeng, Yingnan Kang, Qianna Xu, Xiangchen Liu, Ping Zhao

    Published 2025-08-01
    “…Calibration curves indicated a strong alignment between predicted probabilities and observed outcomes. Decision curve analysis confirmed the model’s clinical utility, especially when the threshold probability was above 15%. …”
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  5. 325

    Effectiveness and safety of eleven Chinese patent medicines combined with atorvastatin in the treatment of hyperlipidemia: a network meta-analysis of randomized controlled trials by Zeyang Shi, Wei Zheng, Zhijun Bu, Xian Zhou, Xuefeng Wang, Yike Song, Jialin Sun, Jian-Ping Liu, Zhao-lan Liu

    Published 2025-03-01
    “…The surface under the cumulative ranking curve (SUCRA) probability values were used to rank the treatment measures, and the Confidence in Network Meta-Analysis (CINeMA) software was used to assess the grading of evidence.ResultsA total of 23 RCTs involving 2184 patients with hyperlipidemia were included. …”
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  6. 326

    Childhood triglyceride-glucose index and pre-hypertension in adulthood: a prospective cohort study by Lingli Zhao, Zhijie Cui, Jiahui Ouyang, Hua Qu, Hua Qu, Zhuye Gao, Zhuye Gao

    Published 2025-04-01
    “…Significant differences were observed in baseline TyG index, body mass index (BMI), and high-density lipoprotein cholesterol (HDL-C) between the two groups. …”
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  7. 327

    Time to development of macrovascular complications and its predictors among type 2 diabetes mellitus patients at Jimma University Medical Center by Abera Feyisa Adare, Firew Tiruneh Tiyare, Buzuneh Tasfa Marine

    Published 2024-11-01
    “…The Kaplan–Meier curve and the log-rank tests were used to determine the time to macro-vascular complications, and evaluate the significant difference in survival probability among predictors respectively. …”
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  8. 328
  9. 329

    Effects of weed interference, sowing date and method on growth, yield and yield components of Red Bean (Phaseolus vulgaris L.) by mohsen edalat, Maryam Kamali, Seyed Abdolreza Kazemeini, Bahram Heidari

    Published 2017-01-01
    “…Duncan´s test was applied to compare means at 5% probability level. Excel (2007) software was used to draw figures. …”
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  10. 330

    Quantifying the impact of the uncertainty arising from spatial allocation on public health using CMAQ by Fulya Cingiroglu, Ezgi Akyuz, Mete Tayanc, Alper Unal

    Published 2025-04-01
    “…Grids A–F represent six selected regions with high population density, used to evaluate differences in concentration and exposure across scenarios. …”
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    Article
  11. 331

    Ozone patterns in Maceió: Insights into seasonal and geographic varibility by Amaury de Souza, Celina M. Takemura, Deniz Özonur, Elias Silva de Medeiros, Ivana Pobocikova, Janice F. Leivas, José Francisco de Oliveira-Júnior, Kelvy Rosalvo Alencar Cardoso, Marcel Carvalho Abreu, Wagner Alessandro Pansera, Jose Roberto Zenteno Jimenez, Sneha Gautam

    Published 2025-05-01
    “…Descriptive statistical analyses characterized the temporal distribution of TCO values, and probability density functions (PDFs) identified the best-fitting statistical distribution.The findings indicate significant homogeneity in annual and seasonal TCO concentrations, with an annual mean of 263.24 ± 9.91 DU. …”
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  12. 332

    Neuropathological stages of neuronal, astrocytic and oligodendrocytic alpha-synuclein pathology in Parkinson’s disease by Maria Otero-Jimenez, Marcelina J. Wojewska, Lawrence P. Binding, Simona Jogaudaite, Sandra Gray-Rodriguez, Alexandra L. Young, Steve Gentleman, Javier Alegre-Abarrategui

    Published 2025-02-01
    “…The neuroanatomical distribution of each cell-type specific α-syn pathology was evaluated using conditional probability matrices and Subtype and Stage Inference (SuStaIn) algorithm. …”
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  13. 333

    Association of non-insulin-dependent insulin resistance indices with lower limb artery restenosis after drug-coated balloon angioplasty by Zhentao Qiao, Yuansong Zhuang, Zhiwei Wang

    Published 2024-12-01
    “…Additionally, the additional predictive value of NI-IRIs beyond established risk factors for restenosis was evaluated via receiver operating characteristic (ROC) curves, the net reclassification improvement (NRI), and integrated discrimination improvement (IDI) indices. …”
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  14. 334

    Visceral adiposity index (VAI) association with suicidal ideation among U.S. adults: a cross-sectional study using NHANES 2005–2018 data by Guangwei Qing, Jiakuan Tu, Hao He, Mengqian Su, Yan Chen, Bo Wei, Yuanjian Yang, Bin Zhang, Guang Yang

    Published 2025-05-01
    “…Suicidal thoughts were evaluated using item 9 from the Patient Health Questionnaire-9 (PHQ-9), while VAI was calculated using gender-specific formulas based on waist circumference, body mass index (BMI), total triglycerides (TG), and high-density lipoproteins (HDL-C). …”
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  15. 335

    Alteração no diâmetro e na perda de carga em tubos de polietileno submetidos a diferentes pressões Variations in diameter and head loss in polyethylene tubes submitted to different... by Luís A. A. Vilela, Olívio J. Soccol, Eliézer S. Gervásio, José A. Frizzone, Tarlei A. Botrel

    Published 2003-04-01
    “…<br>Variations in diameter and head loss were evaluated for low density polyethylene tubes (nominal diameters DN12 and DN20) submitted to operating pressures of 50, 100, 150, 200, 250, 300, 350 and 400 kPa. …”
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  16. 336

    Integrating Soil Parameter Uncertainty into Slope Stability Analysis: A Case Study of an Open Pit Mine in Hungary by Petra Oláh, Péter Görög

    Published 2025-06-01
    “…This study presents a probabilistic geotechnical analysis of the Visonta Keleti-III lignite mining area, focusing on the statistical evaluation of soil parameters and their integration into slope stability modeling. …”
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  17. 337

    Clustering model for Partially Stirred Reactor closures: Application to Cabra jet flames by Min Zhang, Han Li, Salvatore Iavarone, Arthur Péquin, Alessandro Parente, Robert S. Barlow, Zhi X. Chen

    Published 2025-09-01
    “…The model performance is then assessed, showing a better prediction in mean and root mean square values of temperature and species concentrations, as well as probability density functions of the reaction fraction, as compared to the traditional PaSR models.…”
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  18. 338

    Metabolic syndrome and bladder carcinoma ‒ A cross-sectional study by Soumya Mondal, Eeshansh Khare, Dilip Kumar Pal

    Published 2022-05-01
    “…Body mass index >30, triglyceride levels >150 mg/dL, and high-density lipoprotein level <40 mg/dL were mostly present in patients of metabolic syndrome, and its association was statistically significant. …”
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  19. 339

    Classification of Ionograms Obtained from Vertical Incidence Pulsed Ionospheric Radar (VIPIR)/Dynasonde Ionospheric Radar at Jang Bogo Station, Antarctica by Junho Back, Geonhwa Jee, Hyuck-Jin Kwon, Khan-Hyuk Kim, Changsup Lee, Young-Bae Ham, Nikolay Zabotin

    Published 2025-02-01
    “…Sometimes, the resulting density profiles can be erroneous, not reflecting real ionosphere, probably due to severely disturbed ionosphere in the polar region. …”
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  20. 340

    Modeling Short-Term Drought for SPEI in Mainland China Using the XGBoost Model by Fanchao Zeng, Qing Gao, Lifeng Wu, Zhilong Rao, Zihan Wang, Xinjian Zhang, Fuqi Yao, Jinwei Sun

    Published 2025-04-01
    “…Regionally, humid zones (South China/Central-Southern) demonstrate peak accuracy at SPEI-12 (R<sup>2</sup> ≈ 0.90, RMSE < 0.35), while arid regions (Northwest Desert/Qinghai-Tibet Plateau) show dramatic improvement from SPEI-1 (R<sup>2</sup> < 0.35, RMSE > 1.0) to SPEI-12 (R<sup>2</sup> > 0.85, RMSE reduction > 52%). Multivariate probability density analysis confirms the model’s robustness through enhanced capture of nonlinear atmospheric-land interactions and reduced parameterization uncertainties via swarm intelligence optimization. …”
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