{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,5,15]],"date-time":"2026-05-15T12:55:35Z","timestamp":1778849735765,"version":"3.51.4"},"reference-count":25,"publisher":"Springer Science and Business Media LLC","issue":"4","license":[{"start":{"date-parts":[[2024,9,5]],"date-time":"2024-09-05T00:00:00Z","timestamp":1725494400000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.springernature.com\/gp\/researchers\/text-and-data-mining"},{"start":{"date-parts":[[2024,9,5]],"date-time":"2024-09-05T00:00:00Z","timestamp":1725494400000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/www.springernature.com\/gp\/researchers\/text-and-data-mining"}],"funder":[{"DOI":"10.13039\/501100001809","name":"National Natural Science Foundation of China","doi-asserted-by":"publisher","award":["No.72071008"],"award-info":[{"award-number":["No.72071008"]}],"id":[{"id":"10.13039\/501100001809","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/501100001809","name":"National Natural Science Foundation of China","doi-asserted-by":"publisher","award":["No.71931001"],"award-info":[{"award-number":["No.71931001"]}],"id":[{"id":"10.13039\/501100001809","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/501100005090","name":"Beijing Nova Program","doi-asserted-by":"publisher","award":["Grant 20230484421"],"award-info":[{"award-number":["Grant 20230484421"]}],"id":[{"id":"10.13039\/501100005090","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":["link.springer.com"],"crossmark-restriction":false},"short-container-title":["Fuzzy Optim Decis Making"],"published-print":{"date-parts":[[2024,12]]},"DOI":"10.1007\/s10700-024-09430-0","type":"journal-article","created":{"date-parts":[[2024,9,5]],"date-time":"2024-09-05T16:02:25Z","timestamp":1725552145000},"page":"497-511","update-policy":"https:\/\/doi.org\/10.1007\/springer_crossmark_policy","source":"Crossref","is-referenced-by-count":11,"title":["Are the queueing systems in practice random or uncertain? Evidence from online car-hailing data in Beijing"],"prefix":"10.1007","volume":"23","author":[{"given":"Yang","family":"Liu","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-3875-2518","authenticated-orcid":false,"given":"Zhongfeng","family":"Qin","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Xiang","family":"Li","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"297","published-online":{"date-parts":[[2024,9,5]]},"reference":[{"key":"9430_CR1","doi-asserted-by":"publisher","DOI":"10.1016\/j.amc.2023.128011","volume":"450","author":"D Chen","year":"2023","unstructured":"Chen, D., & Liu, Y. (2023). Uncertain Gordon-Schaefer model driven by Liu process. Applied Mathematics and Computation, 450, 128011.","journal-title":"Applied Mathematics and Computation"},{"issue":"2","key":"9430_CR2","doi-asserted-by":"publisher","first-page":"177","DOI":"10.1007\/s10700-020-09337-6","volume":"20","author":"W Lio","year":"2021","unstructured":"Lio, W., & Liu, B. (2021). Initial value estimation of uncertain differential equations and zero-day of COVID-19 spread in China. Fuzzy Optimization and Decision Making, 20(2), 177\u2013188.","journal-title":"Fuzzy Optimization and Decision Making"},{"key":"9430_CR3","volume-title":"Uncertainty Theory","author":"B Liu","year":"2007","unstructured":"Liu, B. (2007). Uncertainty Theory (2nd ed.). Springer.","edition":"2"},{"key":"9430_CR4","first-page":"3","volume":"2","author":"B Liu","year":"2008","unstructured":"Liu, B. (2008). Fuzzy process, hybrid process and uncertain process. Journal of Uncertain Systems, 2, 3\u201316.","journal-title":"Journal of Uncertain Systems"},{"key":"9430_CR5","first-page":"3","volume":"3","author":"B Liu","year":"2009","unstructured":"Liu, B. (2009). Some research problems in uncertainty theory. Journal of Uncertain Systems, 3, 3\u201310.","journal-title":"Journal of Uncertain Systems"},{"key":"9430_CR6","unstructured":"Liu, B. (2024). Uncertainty Theory (5th ed.). https:\/\/cloud.tsinghua.edu.cn\/d\/df71e9ec330e49e59c9c\/"},{"issue":"3","key":"9430_CR7","doi-asserted-by":"publisher","DOI":"10.1142\/S1752890921500185","volume":"14","author":"Y Liu","year":"2021","unstructured":"Liu, Y. (2021). Uncertain circuit equation. Journal of Uncertain Systems, 14(3), 2150018.","journal-title":"Journal of Uncertain Systems"},{"issue":"8","key":"9430_CR8","doi-asserted-by":"publisher","first-page":"871","DOI":"10.1080\/03081079.2021.1975698","volume":"50","author":"Y Liu","year":"2021","unstructured":"Liu, Y., & Liu, B. (2021). Waiting time and idle time of uncertain queueing system. International Journal of General Systems, 50(8), 871\u2013890.","journal-title":"International Journal of General Systems"},{"issue":"4","key":"9430_CR9","doi-asserted-by":"publisher","DOI":"10.1142\/S1752890922430012","volume":"15","author":"Y Liu","year":"2022","unstructured":"Liu, Y. (2022). Analysis of China\u2019s population with uncertain statistics. Journal of Uncertain Systems, 15(4), 2243001.","journal-title":"Journal of Uncertain Systems"},{"key":"9430_CR10","doi-asserted-by":"publisher","DOI":"10.1080\/03610918.2022.2160461","author":"Y Liu","year":"2022","unstructured":"Liu, Y. (2022b). Moment estimation for uncertain regression model with application to factors analysis of grain yield. Communications in Statistics - Simulation and Computation. https:\/\/doi.org\/10.1080\/03610918.2022.2160461","journal-title":"Communications in Statistics - Simulation and Computation"},{"issue":"4","key":"9430_CR11","doi-asserted-by":"publisher","first-page":"513","DOI":"10.1007\/s10700-021-09379-4","volume":"21","author":"Y Liu","year":"2022","unstructured":"Liu, Y., & Liu, B. (2022). Residual analysis and parameter estimation of uncertain differential equations. Fuzzy Optimization and Decision Making, 21(4), 513\u2013530.","journal-title":"Fuzzy Optimization and Decision Making"},{"key":"9430_CR12","doi-asserted-by":"publisher","DOI":"10.1080\/03610926.2023.2248534","author":"Y Liu","year":"2023","unstructured":"Liu, Y., & Liu, B. (2023). A modified uncertain maximum likelihood estimation with applications in uncertain statistics. Communications in Statistics - Theory and Methods. https:\/\/doi.org\/10.1080\/03610926.2023.2248534","journal-title":"Communications in Statistics - Theory and Methods"},{"key":"9430_CR13","doi-asserted-by":"publisher","DOI":"10.1080\/03610926.2023.2269451","author":"Y Liu","year":"2023","unstructured":"Liu, Y., & Liu, B. (2023). Estimation of uncertainty distribution function by the principle of least squares. Communications in Statistics - Theory and Methods. https:\/\/doi.org\/10.1080\/03610926.2023.2269451","journal-title":"Communications in Statistics - Theory and Methods"},{"key":"9430_CR14","doi-asserted-by":"publisher","DOI":"10.1007\/s00500-024-09762-4","author":"Y Liu","year":"2024","unstructured":"Liu, Y., & Qin, Z. (2024). Uncertain queueing model with group arrivals. Soft Computing. https:\/\/doi.org\/10.1007\/s00500-024-09762-4","journal-title":"Soft Computing"},{"issue":"2","key":"9430_CR15","doi-asserted-by":"publisher","first-page":"229","DOI":"10.1007\/s10700-020-09340-x","volume":"20","author":"Z Liu","year":"2021","unstructured":"Liu, Z. (2021). Uncertain growth model for the cumulative number of COVID-19 infections in China. Fuzzy Optimization and Decision Making, 20(2), 229\u2013242.","journal-title":"Fuzzy Optimization and Decision Making"},{"issue":"1","key":"9430_CR16","doi-asserted-by":"publisher","first-page":"123","DOI":"10.1007\/s10700-022-09386-z","volume":"22","author":"F Mehrdoust","year":"2023","unstructured":"Mehrdoust, F., Noorani, I., & Xu, W. (2023). Uncertain energy model for electricity and gas futures with application in spark-spread option price. Fuzzy Optimization and Decision Making, 22(1), 123\u2013148.","journal-title":"Fuzzy Optimization and Decision Making"},{"key":"9430_CR17","doi-asserted-by":"publisher","DOI":"10.1007\/s10700-024-09421-1","author":"J Xie","year":"2024","unstructured":"Xie, J., & Lio, W. (2024). Uncertain nonlinear time series analysis with applications to motion analysis and epidemic spreading. Fuzzy Optimization and Decision Making. https:\/\/doi.org\/10.1007\/s10700-024-09421-1","journal-title":"Fuzzy Optimization and Decision Making"},{"issue":"1","key":"9430_CR18","doi-asserted-by":"publisher","DOI":"10.1142\/S175289092150001X","volume":"14","author":"K Yao","year":"2021","unstructured":"Yao, K. (2021). An uncertain single-server queueing model. Journal of Uncertain Systems, 14(1), 2150001.","journal-title":"Journal of Uncertain Systems"},{"issue":"1","key":"9430_CR19","doi-asserted-by":"publisher","first-page":"155","DOI":"10.1007\/s10700-023-09415-5","volume":"23","author":"L Yang","year":"2024","unstructured":"Yang, L., & Liu, Y. (2024). Solution method and parameter estimation of uncertain partial differential equation with application to China\u2019s population. Fuzzy Optimization and Decision Making, 23(1), 155\u2013177.","journal-title":"Fuzzy Optimization and Decision Making"},{"issue":"3","key":"9430_CR20","doi-asserted-by":"publisher","first-page":"447","DOI":"10.1007\/s10700-022-09399-8","volume":"22","author":"X Yang","year":"2023","unstructured":"Yang, X., & Ke, H. (2023). Uncertain interest rate model for Shanghai interbank offered rate and pricing of American swaption. Fuzzy Optimization and Decision Making, 22(3), 447\u2013462.","journal-title":"Fuzzy Optimization and Decision Making"},{"issue":"2","key":"9430_CR21","doi-asserted-by":"publisher","first-page":"157","DOI":"10.1007\/s10700-021-09365-w","volume":"21","author":"T Ye","year":"2022","unstructured":"Ye, T., & Liu, B. (2022). Uncertain hypothesis test with application to uncertain regression analysis. Fuzzy Optimization and Decision Making, 21(2), 157\u2013174.","journal-title":"Fuzzy Optimization and Decision Making"},{"issue":"4","key":"9430_CR22","doi-asserted-by":"publisher","DOI":"10.1142\/S1752890922430036","volume":"15","author":"T Ye","year":"2022","unstructured":"Ye, T., & Kang, R. (2022). Modeling grain yield in China with uncertain time series model. Journal of Uncertain Systems, 15(4), 2243003.","journal-title":"Journal of Uncertain Systems"},{"issue":"2","key":"9430_CR23","doi-asserted-by":"publisher","first-page":"195","DOI":"10.1007\/s10700-022-09389-w","volume":"22","author":"T Ye","year":"2023","unstructured":"Ye, T., & Liu, B. (2023). Uncertain hypothesis test for uncertain differential equations. Fuzzy Optimization and Decision Making, 22(2), 195\u2013211.","journal-title":"Fuzzy Optimization and Decision Making"},{"issue":"6","key":"9430_CR24","doi-asserted-by":"publisher","first-page":"10621","DOI":"10.3233\/JIFS-230179","volume":"44","author":"T Ye","year":"2023","unstructured":"Ye, T., & Zheng, H. (2023). Analysis of birth rates in China with uncertain statistics. Journal of Intelligent & Fuzzy Systems, 44(6), 10621\u201310632.","journal-title":"Journal of Intelligent & Fuzzy Systems"},{"issue":"2","key":"9430_CR25","doi-asserted-by":"publisher","first-page":"239","DOI":"10.1007\/s10700-024-09419-9","volume":"23","author":"Y Zhang","year":"2024","unstructured":"Zhang, Y., & Gao, J. (2024). Nonparametric uncertain time series models: Theory and application in Brent crude oil spot price analysis. Fuzzy Optimization and Decision Making, 23(2), 239\u2013252.","journal-title":"Fuzzy Optimization and Decision Making"}],"container-title":["Fuzzy Optimization and Decision Making"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/link.springer.com\/content\/pdf\/10.1007\/s10700-024-09430-0.pdf","content-type":"application\/pdf","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/link.springer.com\/article\/10.1007\/s10700-024-09430-0\/fulltext.html","content-type":"text\/html","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/link.springer.com\/content\/pdf\/10.1007\/s10700-024-09430-0.pdf","content-type":"application\/pdf","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2024,10,23]],"date-time":"2024-10-23T10:16:18Z","timestamp":1729678578000},"score":1,"resource":{"primary":{"URL":"https:\/\/link.springer.com\/10.1007\/s10700-024-09430-0"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2024,9,5]]},"references-count":25,"journal-issue":{"issue":"4","published-print":{"date-parts":[[2024,12]]}},"alternative-id":["9430"],"URL":"https:\/\/doi.org\/10.1007\/s10700-024-09430-0","relation":{},"ISSN":["1568-4539","1573-2908"],"issn-type":[{"value":"1568-4539","type":"print"},{"value":"1573-2908","type":"electronic"}],"subject":[],"published":{"date-parts":[[2024,9,5]]},"assertion":[{"value":"22 June 2024","order":1,"name":"accepted","label":"Accepted","group":{"name":"ArticleHistory","label":"Article History"}},{"value":"5 September 2024","order":2,"name":"first_online","label":"First Online","group":{"name":"ArticleHistory","label":"Article History"}}]}}