Showing 12,641 - 12,660 results of 14,865 for search 'Operational data analysis', query time: 0.20s Refine Results
  1. 12641

    Inclusive tool to assess lean manufacturing maturity and its relationship with the size or location of the company in Greater Montreal, Canada by Didérot Déraillet Tadja, Fatma Lehyani, Samuel-Jean Bassetto, Alaeddine Zouari, Michel Tollenaere, Tony Wong

    Published 2025-12-01
    “…A survey questionnaire encompassing technical and non-technical practices was developed and distributed to a population of manufacturing companies in the primary and secondary sectors in Greater Montreal. The unit of analysis was the manufacturing system. Valid data were collected from 35 companies using the random sampling technique. …”
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  2. 12642

    Electricity Carbon Coupled Market Modeling Method and Market Optimization Mechanism Based on Dynamic Carbon Emission Intensity by Tong ZHAO, Xuesong LI, Hao ZHOU, Yu DING, Bin YANG, Wentao WANG, Peng WANG

    Published 2025-05-01
    “…Due to the timing differences between carbon market (CM) and electricity market (EM), accurately modeling their coupling is challenging. Analysis of operating data shows that the carbon emission intensity (CEI) of thermal units fluctuates with load rates, providing a foundation for real-time coupling and accurate modeling. …”
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  3. 12643

    Anomaly detection by X-ray tomography and probabilistic fatigue assessment of aluminum brackets manufactured by PBF-LB by L. Rusnati, M. Yosifov, S. Senck, R. Hubmann, S. Beretta

    Published 2024-12-01
    “…X-ray computed tomography (CT) helps collect important information on these flaws, such as their size and position within a part.In this study, we discuss how to employ anomaly data detected on an AlSi10Mg bracket manufactured by laser-powder bed fusion to describe the prospective allowable life of a component under a given operating condition.A statistical analysis was conducted on the specimens and component to derive the correlation between different resolution scans and analyze the uncertainties of the micro-CT measurements. …”
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  4. 12644

    Graphical Reconstruction of the Lost Paper Mill at Locks 11–12 of the Canal de Castilla by José M Geijo-Barrientos, Alberto Sánchez-Lite, Victor Julio Romero, Jose Luis Fuentes-Bargues

    Published 2025-06-01
    “…Despite the scarce physical remains, the absence of original plans, and the limited availability of data, this research aims to reconstruct its initial layout, characteristics, and operation. …”
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  5. 12645

    All-Optical Encryption Controlled by Multiphotonic Absorption in Carbon Nanotubes by Alexia Lopez-Bastida, Cecilia Mercado-Zúñiga, Jhovani Bornacelli, José Manuel de la Rosa, Carlos Torres-Torres

    Published 2024-10-01
    “…By measuring irradiance propagation through thin-film samples of MWCNT, we demonstrate a threshold-based binary data recording system that is highly resistant to unauthorized access. …”
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  6. 12646
  7. 12647

    Associations between high-density lipoprotein cholesterol, non-high-density lipoprotein cholesterol, and their ratio with metabolic dysfunction-associated steatotic liver disease:... by Hong Chen, Hong Chen, Xinlei Miao, Manling Hu, Ziping Song, Yangxuan He, Yangxuan He, Jiayi Deng, Jiayi Deng, Song Leng, Song Leng

    Published 2025-06-01
    “…Participants were stratified by quartiles of HDL-C, non-HDL-C, and NHHR. Kaplan–Meier analysis, Cox proportional hazards models, restricted cubic splines (RCS), sensitivity analyses, and receiver operating characteristic (ROC) curves were employed to evaluate associations between NHHR, non-HDL-C, HDL-C, and new-onset MASLD and compare predictive performance across lipid parameters.ResultsA total of 36,897 participants (mean age 42.1 years; 56.5% female) were followed for a mean of 3.19 years, with 20.3% developing new-onset MASLD. …”
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  8. 12648

    The cross-sectional association between cardiometabolic index and abdominal aortic calcification in U.S. adults: evidence from NHANES 2013–2014 by Jiawei Peng, Jijun Wu, Xitu Luo, Chengyu Yang, Shian Wu, Wenjun Liu, Wenjun Liu, Yuanhao Feng

    Published 2025-07-01
    “…Non-linear relationships were examined through restricted cubic spline (RCS) curve analysis. Potential influencing factors were investigated through subgroup analysis.ResultsThe average CMI of 2,675 participants was 0.98 ± 1.36. …”
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  9. 12649

    Value of Maternal Renal Function Indicators in Predicting Small for Gestational Age Infants in Patient with Severe Preeclampsia by Mingwei Li, Pan Zhang, Xizhenzi Fan, Wenhui Song, Achou Su, Xue Zhang, Hongmei He, Tianxiao Yu

    Published 2024-10-01
    “…Mann-Whitney U test and Chi-square test were used to compare the differences in clinical data between two groups. Spearman correlation analysis was used to determine the correlation between renal function indicators and newborn weight in severe preeclampsia pregnant patients. …”
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  10. 12650

    Lipidomic profiling of the cerebrospinal fluid in moyamoya angiopathy patients by Antonella Potenza, Gemma Gorla, Tatiana Carrozzini, Giuliana Pollaci, Michele Dei Cas, Francesco Acerbi, Ignazio G. Vetrano, Paolo Ferroli, Isabella Canavero, Rita Paroni, Nicola Rifino, Anna Bersano, Laura Gatti

    Published 2025-05-01
    “…We then compared current and previous data on plasma lipidomic profile. The discriminant analysis returned n = 175 (in plasma) and n = 70 (in CSF) simultaneously altered lipids respectively, and phosphatidylcholines (n = 10) resulted as commonly decreased in plasma and increased in CSF. …”
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  11. 12651

    Non-high density lipoprotein cholesterol/high density lipoprotein cholesterol is L-shaped associated with all-cause mortality and U-shaped with cardiovascular mortality in hyperten... by Meiqian Chen, Meiqian Chen, Li Zhang, Qian Liu, Qingxin Gu, Shuhui Yu, Guanzhen Lu, Guanzhen Lu

    Published 2025-03-01
    “…To investigate possible variations among different populations, subgroup analysis and interaction tests were carried out. The predictive capability of NHHR for survival outcomes was evaluated using time-dependent receiver operating characteristic (ROC) curves.ResultsOver a median follow-up period of 93 months, patients with hypertension exhibited an all-cause mortality rate of 21.78% and a cardiovascular mortality rate of 7.32%. …”
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  12. 12652

    Spectral monitoring technology for gas concentrations of multiple target components in oil and gas leakage detection by Zhirong ZHANG, Pengchao CHEN, Yongjun CAI, Wenyou DU, Zhonglin LI, Yuntao PENG, Pengshuai SUN, Bian WU

    Published 2025-07-01
    “…ResultsThe developed sensor system was implemented in the long-distance, safe, and stable real-time monitoring and analysis of multi-component gases and integrated temperature data. …”
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  13. 12653

    Diagnostic value of [18F]PSMA-1007 PET/CT based on PRIMARY score combined with mpMRI in clinically significant prostate cancer by Zhilong Ma, HaiTong Hao, HaiTong Hao, Jian Chen, Jian Chen, Tong Pan, Tong Pan, Qian Zhao, YanMei Li

    Published 2025-06-01
    “…The diagnostic performance of total prostate-specific antigen (TPSA), maximum standardized uptake value (SUVmax), the standardized Prostate Imaging Reporting and Data System (PI-RADS v2. 1) of mpMRI, and the PRIMARY score was evaluated using receiver operating characteristic (ROC) curves. …”
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  14. 12654

    The impact of attitude towards an e-tax system on tax compliance of Vietnamese enterprises: Adoption of an e-tax system as a mediator by Ha Thi Hai Do, Yen Thi Hai Mac, Hoa Thi Van Tran, Thuy Thi Le Nguyen

    Published 2022-01-01
    “…Following is the exploratory factor analysis (EFA). Finally, regression analysis is used to evaluate the impact of the independent variables on the dependent variable and to estimate the research model. …”
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  15. 12655

    Relationship between dynamic changes in remnant cholesterol and cardiovascular disease in middle-aged and older Chinese: a national cohort study by Bin Zhang, Dengfeng Ma, Zhiqiang Pei, Qian Ren, Jin Qiu

    Published 2025-06-01
    “…Based on the change in RC in the population from 2011 to 2015, this study categorized the population into clusters 1, 2, and 3 using k-means cluster analysis. The relationship between baseline RC and CVD risk was examined using receiver operating characteristic (ROC) curves and restricted cubic spline (RCS) analysis. …”
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  16. 12656

    Comparing the clinical characteristics and risk factors of prognosis in pediatric ARDS with and without malignancies: a retrospective cohort study by Xi Xiong, Yun Cui, Chunxia Wang, Yiping Zhou, Xiaoxuan Ma, Pin Li, Yucai Zhang

    Published 2025-03-01
    “…Multivariate logistic regression analysis and receiver operating characteristic curve (ROC) analysis were used to investigate the risk factors for PICU mortality in the malignancy and non-malignancy groups. …”
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  17. 12657

    Is screw position a greater contributor to adjacent segment disease than plate-to-disc distance following anterior cervical discectomy and fusion? by Feng Wang, Jiawei Lu, Bijun Wang, Ziqi Zhu, Beiduo Shen, Kai Guo, Zhaoyu Ba, Yufeng Huang, Desheng Wu

    Published 2025-03-01
    “…Logistic regression analysis was used to evaluate risk factors, and the model’s discrimination was assessed using the receiver operating characteristic (ROC) curve. …”
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  18. 12658

    Predictive model for meningitis after pituitary tumor resection by endoscopic nasal trans-sphenoidal sinus approach by Peiyun Zhou, Jianan Shi, Zongke Long, Bingyan Zhang, Wenran Qu, Huimin Wei, Simeng Zhang, Xiaorong Luan

    Published 2025-08-01
    “…The model's predictive efficacy was evaluated using the collected data. Results Meningitis occurred in 8.7% of cases (35/401). …”
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  19. 12659

    Predicting Urosepsis in Ureteral Calculi: External Validation of Hu’s Nomogram and Identification of Novel Risk Factors by Yuka Sugizaki, Takanobu Utsumi, Naoki Ishitsuka, Takahide Noro, Yuta Suzuki, Shota Iijima, Takatoshi Somoto, Ryo Oka, Takumi Endo, Naoto Kamiya, Hiroyoshi Suzuki

    Published 2025-04-01
    “…The predictive accuracy of Hu’s nomogram was evaluated using receiver operating characteristic curve analysis. <b>Results</b>: Among 341 patients, 66 (19.4%) developed urosepsis. …”
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  20. 12660

    Machine learning-based prediction model for recurrence after radiofrequency catheter ablation in patients with atrial fibrillation by Lujing Nie, Tianwei Zhang, Wenhua Wang, Xuefu Han, Meng Liu, Shujie Zhang, Wenjiu Feng, Yujie Wang, Yanbo Chen

    Published 2025-08-01
    “…Model performance was evaluated using the area under the receiver operating characteristic curve (AUC) and accuracy. …”
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