Showing 2,841 - 2,860 results of 3,993 for search '"uncertainty"', query time: 0.08s Refine Results
  1. 2841

    Study on coal permeability evolution considering adsorptive deformation characteristics of matrix by Gang WANG, Mingzhen WANG, Zhiyong XIAO, Xiaoxiang SUN, Wenwen JIA, Feng JIANG, Chengcheng ZHENG

    Published 2024-12-01
    “…The general coal rock permeability prediction model is from the effective stress and gas adsorption point of view for the theoretical derivation of the model, but in practice, the complexity and uncertainty of the internal structure of the matrix of the coal rock, and adsorption related to the distribution of the mineral constituents of the phenomenon of inhomogeneous, which tends to ignore the matrix region of non-uniform adsorption deformation of the influence of this factor. …”
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  2. 2842

    Unknown issues of digitalizing the tax domain by Dimitrijević Marina

    Published 2024-01-01
    “…The crucial question is whether taxpayers will accept this state of affairs with complete confidence in tax authorities or with an explicit prior request for a more detailed explanation of the effect of digital-technological changes, as a condition for accepting the remodelling of traditional tax relations and avoiding potential misunderstandings, uncertainties and problems.…”
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  3. 2843

    The Use of Patient-Reported Outcomes in Clinical Practice: A National Survey of Hand Surgeons by Stephanie Choo, MD, Rown Parola, MD, Benjamin Kirby, MD, Daniel A. London, MD

    Published 2025-01-01
    “…The 247 (58%) respondents who did not use PROMs cited barriers including logistic or administrative concerns, uncertainty on application in practice, having no interest, and cost concerns. …”
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  4. 2844
  5. 2845

    Secular trends of epidemiologic patterns of chronic kidney disease over three decades: an updated analysis of the Global Burden of Disease Study 2019 by Jing Liu, Xue Li, Yongping Liu, Xiaodong Sun, Xiaojin Feng, Ningning Hou, Zhenna Chen

    Published 2023-03-01
    “…Objectives To assess the characteristics of the global death burden imposed by chronic kidney disease (CKD) and the attributable risk factors from 1990 to 2019 to help inform a framework for policy discussions, resource allocation and research priorities.Design A population-based observational study.Setting The death data and relative risk factors were obtained from the Global Burden of Disease (GBD) Study 2019 database.Main outcome measures Based on the GBD database, we estimated the death burden attributable to CKD stratified by sociodemographic index (SDI), geographic location, sex, age group, time period and risk factors from 1990 to 2019.Results Over three decade study period, the global number of CKD-related deaths increased from 0.60 million (95% uncertainty interval (UI): 0.57–0.63 million) in 1990 to 1.43 million (95% UI: 1.31–1.52 million) in 2019. …”
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  6. 2846

    Robust Trading Decision-Making Model for Demand-Side Resource Aggregators Considering Multi-Objective Cluster Aggregation Optimization by Fei Liu, Shaokang Qi, Shibin Wang, Xu Tian, Liantao Liu, Xue Zhao

    Published 2025-01-01
    “…Finally, robust optimization theory is adopted to cope with the uncertainty of demand-side resource responsiveness, the robust transaction decision model of demand-side resource aggregator is constructed, and a community in Henan Province is selected for simulation analysis to verify the validity and applicability of the proposed model. …”
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  7. 2847

    Simultaneous determination of 74 pesticide residues in Panax notoginseng by QuEChERS coupled with gas chromatography tandem mass spectrometry by Huijun Li, Jieshan Wu, Chao Chen, Wenfeng Xin, Wensheng Zhang

    Published 2021-03-01
    “…Following the application of “top-down” approach, the expanded measurement uncertainty for all the analytes was <30%. The proposed method was successfully applied to determine pesticide residues in 20 market samples in China, where 9 pesticides were detected and quintozene exceeded the criteria domestically and abroad.…”
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  8. 2848

    A Hybrid Fuzzy Wavelet Neural Network Model with Self-Adapted Fuzzy c-Means Clustering and Genetic Algorithm for Water Quality Prediction in Rivers by Mingzhi Huang, Di Tian, Hongbin Liu, Chao Zhang, Xiaohui Yi, Jiannan Cai, Jujun Ruan, Tao Zhang, Shaofei Kong, Guangguo Ying

    Published 2018-01-01
    “…The results indicate that the FWNN made effective use of the self-adaptability of NN, the uncertainty capacity of FL, and the partial analysis ability of WT, so it could handle the fluctuation and the nonseasonal time series data of water quality, while exhibiting higher estimation accuracy and better robustness and achieving better performances for predicting water quality with high determination coefficients R2 over 0.90. …”
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  9. 2849

    Hydrological and hydrodynamic coupling simulation under composite underlying surfaces in urban polder areas by Cheng Chen, Binquan Li, Yang Xiao, Huihui Li, Taotao Zhang, Dong Xu, Huanghao Yu

    Published 2025-02-01
    “…A BP neural network (BPNN) was employed for error correction to reduce model uncertainty in forecasting. Five different rainfall scenarios with varying return periods (RP) were used to assess the region's drainage capacity and associated risks. …”
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  10. 2850

    Retrospective analysis of scientific and psychological concepts of domestic violence by N. E. Miloradova, V. V. Dotsenko, P. D. Chervonyi

    Published 2023-12-01
    “…It is emphasised that in connection with the full-scale war of the russian federation against Ukraine, new risk factors for the increase in domestic violence have emerged, among which the most significant are fear, uncertainty; a sense of helplessness and confusion; socio-economic instability and job loss; forced displacement and loss of a safe environment and established interpersonal space; disruption of family dynamics and relationships; increased alcohol and drug use; easy access to various types of weapons; and the emergence of post-traumatic stress syndrome. …”
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  11. 2851

    Tuberculosis healthcare service disruptions during the COVID-19 pandemic in Brazil, India and South Africa: A model-based analysis of country-level data. by Abigail K de Villiers, Muhammad Osman, Claudio J Struchiner, Anete Trajman, Dheeraj Tumu, Vaibhav V Shah, Guilherme L Werneck, Layana C Alves, Megha Choudhary, Sunita Verma, Sanjay K Mattoo, Sue-Ann Meehan, Urvashi B Singh, Anneke C Hesseling, Florian M Marx

    Published 2025-01-01
    “…We estimated that in 2020, the number of bacteriological tests conducted for TB diagnosis was 24.3% (95% uncertainty interval: 8.4%;36.6%) lower in Brazil, 27.8% (19.8;3 4.8%) lower in India, and 32.0% (28.9%;34.9%) lower in South Africa compared with values predicted for the no-COVID scenario. …”
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  12. 2852

    Risk prediction models for dysphagia after radiotherapy among patients with head and neck cancer: a systematic review and meta-analysis by You Pu, Jin Yang, Lian Shui, Qianlong Tang, Xianqin Zhang, Guangguo Liu

    Published 2025-02-01
    “…Despite the increasing number of prediction models used to predict the risk of dysphagia after radiotherapy in patients with head and neck cancer (HNC), there is still uncertainty about the effectiveness of these models in clinical practice and about the quality and applicability of future studies. …”
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  13. 2853

    Sistem Pakar : Deteksi Dini Stres pada Masa Pandemi Covid-19 Menggunakan Metode Forward Chaining by Angga Wijaya Narwa Putra, Nadea Cipta Laksmita

    Published 2022-02-01
    “…Expert systems are made using the forward chaining method with accommodating uncertainty using CF (certainty factor). The result of this system accuracy is 84.5%. …”
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  14. 2854

    Psychological interventions for chronic non-specific low back pain: protocol of a systematic review with network meta-analysis by Lingxiao Chen, Jill Hayden, Manuela Ferreira, Emma Ho, Milena Simic, Claire Ashton-James, Josielli Comachio, Paulo Ferreira

    Published 2020-09-01
    “…Guidelines endorse the integration of psychological interventions in the management of chronic LBP. However, uncertainty surrounds the comparative effectiveness of different psychological approaches. …”
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  15. 2855

    Analyzing the Influence of Company's Business Strategy and Its Components as a Factor of Information Risk on Excess Stock Returns by Alireza Rahrovi Dastjerdi, Daryoosh Forooghi, Zahra Moradi

    Published 2024-12-01
    “…This uncertainty can significantly impact decision-making processes and market performance. …”
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  16. 2856

    Accelerated expansion of NATO into the Balkans as a consequence of Euro-Atlantic Discord by S. Gajić, E. G. Ponomareva

    Published 2020-04-01
    “…Georgia’s attack on South Ossetia crossed Russia’s red lines and exposed the latter’s ambitions to regain the superpower status; China symbolically showed the same ambition with the Olympics in Beijing; the crash of the US real-estate market triggered the global economic crisis; and the NATO-sponsored unilateral declaration of secession by Kosovo Albanians set a precedent and introduced uncertainty in international law and the entire system of United Nations. …”
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  17. 2857

    EXPLORING THE INFLUENCES ON DISPLACED CITIZENS' DECISION TO REPATRIATE: A CLASSIFICATION OF POSITIVE AND NEGATIVE FACTORS by Volodymyr Filippov, Iryna Bashynska, Elvin Yangulov

    Published 2024-12-01
    “…At the same time, negative factors include continued military aggression, uncertainty about infrastructure reconstruction and a lack of social guarantees. …”
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  18. 2858

    Cost-effectiveness of the addition of sintilimab as a first-line therapy for locally advanced or metastatic oesophageal squamous cell carcinoma: a Chinese healthcare system perspec... by Cuicui Yu, Yingqi Wu, Yadi Geng, Hui Yan, Pengli Zhu, Peng Ji, Fei Wu, Lijuan Ning, Yubin Feng, Aizong Shen

    Published 2025-01-01
    “…Two different sensitivity analyses, one-way and probabilistic, were performed to assess model uncertainty. Results Sintilimab-based chemotherapy was more costly ($31699.21 vs. $20687.42) and more effective (0.74 vs. 0.53) than placebo-based chemotherapy, resulting in an ICER of $51908.19 /QALY, which is greater than the willingness-to-pay (WTP) threshold of China ($38223/QALY). …”
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  19. 2859

    Cost-Effectiveness of Bariatric Surgery versus Medication Therapy for Obese Patients with Type 2 Diabetes in China: A Markov Analysis by Bin Wan, Nan Fang, Wei Guan, Haixia Ding, Ying Wang, Xin Ge, Hui Liang, Xin Li, Yiyang Zhan

    Published 2019-01-01
    “…Bariatric surgery was associated with a mean health-care savings of 26,869.39 CNY and 2.51 additional QALYs per patient compared to medication therapy. Uncertainty around the parameter values was tested comprehensively in sensitivity analyses, and the results were robust. …”
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  20. 2860

    Probabilistic prediction of aero engine remaining useful life based on Bayesian graph attention transformer by Yanyan HU, Yating BAI

    Published 2025-02-01
    “…In addition, they seldom address the uncertainties in data or the prediction process, which impacts the reliability of their results. …”
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