Showing 12,781 - 12,800 results of 14,865 for search 'Operational data analysis', query time: 0.27s Refine Results
  1. 12781

    Beyond Finance: Enhancing Support for New Technology Start-Up Founders by Pawel Ziemianski, Katarzyna Stankiewicz, Jan Wyrwinski, Sylwiusz Retowski, Bartosz Lipnicki

    Published 2025-01-01
    “…Using a qualitative research design, the conducted study involved semi-structured interviews with 22 technology start-up founders across Europe to explore their unique challenges, demands, and support needs. The data were analyzed using template analysis, revealing three core challenges: managing the development of their technology-driven companies, maintaining mental and physical health, and achieving work-life balance. …”
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  2. 12782

    Fluorescent diagnostics with chlorin e6 in surgery of low-grade glioma by A. Yu. Rynda, V. E. Olyushin, D. M. Rostovtsev, Y. M. Zabrodskaya, G. V. Papayan

    Published 2022-02-01
    “…The fluorescence intensity directly correlated with the data of histopathological examination of tumor tissues (Ki-67 index (p=0.002), expression of P53 (p=0.0015) and VEGF (p=0.001)). …”
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  3. 12783

    An Efficient and Secure Session Key Management Scheme in Wireless Sensor Network by Gulzar Mehmood, Muhammad Sohail Khan, Abdul Waheed, Mahdi Zareei, Muhammad Fayaz, Tariq Sadad, Nazri Kama, Azri Azmi

    Published 2021-01-01
    “…That is, it can sense and process data in WSN. WSN has tremendous applications in many fields. …”
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  4. 12784
  5. 12785

    An integrated framework for understanding innovative digital payment adoption and continued usage by small offline retailers by Jayanthi Thanigan, N. Srinivasa Reddy, Moutusy Maity, Priya Sethuraman, J. Irudhaya Rajesh

    Published 2025-12-01
    “…The follow-up qualitative analysis explores retailers’ intention to continue using these digital payment methods. …”
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  6. 12786

    Grid-Tied PV Power Smoothing Using an Energy Storage System: Gaussian Tuning by Ahmad I. Alyan, Nasrudin Abd Rahim, Jeyraj Selvaraj

    Published 2025-08-01
    “…Although experimental results were not included in this analysis, the system was implemented in SIMULINK using real-world data. …”
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  7. 12787

    Bidirectional cohort study protocol to construct and validate a prediction model for perioperative pulmonary complications in elderly hip fracture patients by Ling Wang, Yalin Tian, Jintao Shen, Xiaotao Fan, Xujun Dong, Jianhua Chen, BenTao Jiang, Li Qin, Shaojin Bu, Jiaxi Tang

    Published 2025-02-01
    “…The accuracy and variability of the model will be assessed using receiver operating characteristic (ROC) curve analysis and calibration plots. …”
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  8. 12788

    Predictive Value of Urinary KIM-1, TIMP-2 and sTREM-1 for Contrast-Induced Acute Kidney Injury in Elderly Patients After Percutaneous Coronary Intervention by Huang W, Wang R, Zhang P

    Published 2025-01-01
    “…Wu Huang, Rong Wang, Ping Zhang Department of Geriatric Medicine, The Second Xiangya Hospital of Central South University, Changsha, Hunan, 410011, People’s Republic of ChinaCorrespondence: Rong Wang, Department of Geriatric Medicine, The Second Xiangya Hospital of Central South University, 139 Renmin Middle Road, Changsha, Hunan, 410011, People’s Republic of China, Tel +86-0731-85295173, Email Wangrong5913@163.comObjective: We aimed to address the predictive value of urinary kidney injury molecule-1 (KIM-1), tissue inhibitor of metalloproteinases-2 (TIMP-2) and soluble triggering receptor expressed on myeloid cells-1 (sTREM-1) for contrast-induced acute kidney injury (CI-AKI) in elderly patients after percutaneous coronary intervention (PCI).Methods: One hundred thirty-six patients who underwent PCI were separated into the CI-AKI group (n = 36) and the non-CI-AKI group (n = 100) based on CI-AKI occurrence after operation, and their general data were collected. Blood and urine specimens were collected before operation (at the time of admission) and 6 h, 12 h, 24 h and 48 h after the operation and preserved for future use. …”
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  9. 12789

    Criminal Law Challenged by Crossing into Virtual Reality by Mahdi Karimi

    Published 2025-03-01
    “…This analysis has identified three specific risks associated with the increasing prevalence of virtual reality technologies and their growing applications in people's daily lives, particularly commercial virtual reality operated by private companies for profit and economic return. …”
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  10. 12790

    Elevated C-reactive protein and D-dimer to predict venous thromboembolism in patients with bladder cancer by Bo Chen, Bo Chen, Tonghe Zhang, Tonghe Zhang, Yisong Wang, Yisong Wang, Zhaoyang Li, Zhaoyang Li, Haoyu Liu, Haoyu Liu, Zhan Jiang, Zhan Jiang, Huitang Yang, Huitang Yang, Yandong Cai, Yandong Cai, Guoju Fan, Guoju Fan, Kaiqiang Wang, Kaiqiang Wang, Hongwei Zhang, Hongwei Zhang, Hailong Hu, Hailong Hu, Yankui Li, Yankui Li

    Published 2025-08-01
    “…Conditional logistic regression, receiver operating characteristic (ROC) curve analysis, stratified analysis, and interaction tests were conducted to assess predictive performance and control for confounding bias.ResultsConditional logistic regression analysis indicated that elevated CRP and D-D levels were associated with higher risk of VTE in hospitalized patients with BC. …”
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  11. 12791

    Fan Base Economic-recreational Value of Azadi Stadium by Behzad Akbarzadeh, Fariba Askarian, Mohammadrasul Khodadadi, Mohammad Khodaverdizadeh

    Published 2024-06-01
    “…A sample of 418 individuals was selected from this population using simple random sampling, and the necessary information was collected through the willingness-to-pay questionnaire developed by Wicker and Colleagues (2016). Data analysis was conducted using the logit method, utilizing the Stata and Shazam software.Findings: The findings reveal that the average willingness of fans to pay to attend games at Azadi Stadium is 91,000 Tomans per game, and the estimated economic and recreational value for one season is approximately 1,350 billion Rials. …”
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  12. 12792

    Lncident: A Tool for Rapid Identification of Long Noncoding RNAs Utilizing Sequence Intrinsic Composition and Open Reading Frame Information by Siyu Han, Yanchun Liang, Ying Li, Wei Du

    Published 2016-01-01
    “…Lncident presents an outstanding performance on microorganism, which offers a great application prospect to the analysis of microorganism. In addition, Lncident can be trained by users’ own collected data. …”
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  13. 12793
  14. 12794

    Comparison of the W-DEQ and CAQ in assessing FOC among pregnant women in China by Xiao-lan Zhou, Yu-rou Wei, Guo-fen Cao, Su-mei Zhang, Lei Yang, Xiao-mei Li

    Published 2025-12-01
    “…Using the FOBS as a reference, the diagnostic performance of the W-DEQ and CAQ was evaluated via receiver operating characteristic curves and Bayesian discriminant analysis. …”
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  15. 12795

    An MCM-Enhanced Compressive Sensing for Weak Fault Feature Extraction of Rolling Element Bearings under Variable Speeds by Ya He, Kun Feng, Minghui Hu, Jinmiao Cui

    Published 2020-01-01
    “…Besides, considering the fault signal of rolling bearings under variable speed, there is a need to use order tracking to overcome the nonstationarity of the signal before applying CS theory. The analysis results of simulation and experiment prove that the VMD- and MCM-based CS can successfully extract the weak fault feature of rolling bearings with operating speed changing.…”
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  16. 12796

    A Hybrid Spatiotemporal Deep Learning Model for Short-Term Metro Passenger Flow Prediction by Hao Zhang, Jie He, Jie Bao, Qiong Hong, Xiaomeng Shi

    Published 2020-01-01
    “…The metro passenger flow data is collected from line 2 of Nanjing metro system to illustrate the study procedure. …”
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  17. 12797

    Application of Uncertain Rényi Entropy as a Metric for Risk in Portfolio Optimization by Mahsa Mahmoodvand Gharahshiran, Gholamhossein Yari, Mohammad Hassan Behzadi

    Published 2025-01-01
    “…Unlike traditional models that operate within a probability space and rely on historical data— a challenge for public investors— our approach leverages an uncertain space. …”
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  18. 12798

    Early Results of Male Stress Incontinence Treatment Using Stromal-Vascular Fraction of Autologous Fat Tissue by A. A. Izmailov, I. R. Kurbangulov, K. V. Danilko, Ya. S. Slesarenko, S. Y. Maksimova, A. R. Farganov, W. F. Wieland, L. Prantl, O. Felthaus

    Published 2019-01-01
    “…There are limited literature data on the effectiveness of using the stromal-vascular fraction (SVF) of autologous fat in the treatment of stress urinary incontinence. …”
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  19. 12799

    Laparoscopic versus Open Appendectomy in the Management of All Stages of Acute Appendicitis in Children: A Retrospective Study by Ching-Chung Tsai, Shin-Yi Lee, Fu-Chen Huang

    Published 2012-10-01
    “…There was no significant difference in other data between corresponding groups in each stage. …”
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  20. 12800

    Personalized prediction of psoriasis relapse post-biologic discontinuation: a machine learning-driven population cohort study by Shan Huang, Yanping Bai, Ruozhou Qi, Hongda Yu, Xingwu Duan

    Published 2025-12-01
    “…The model’s performance was thoroughly assessed using Receiver Operating Characteristic (ROC) curves, Area Under the Curve (AUC), C-statistics, calibration plots, and Decision Curve Analysis (DCA).Results The study included 597 patients, with 534 in the derivation cohort and 63 in the validation cohort. …”
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