Article(id=1149670642418630812, tenantId=1146029695717560320, journalId=1146123222451335185, issueId=1149670639897854094, articleNumber=1671-1807(2025)10-0173-07, orderNo=null, doi=null, pmid=null, cstr=null, oa=null, hot=null, price=null, onlineType=0, articleFormat=0, articleType=null, articleTypeStr=null, receivedDate=1733673600000, receivedDateStr=2024-12-09, revisedDate=null, revisedDateStr=null, acceptedDate=null, acceptedDateStr=null, onlineDate=1752032440999, onlineDateStr=2025-07-09, pubDate=1748102400000, pubDateStr=2025-05-25, doiRegisterDate=null, doiRegisterDateStr=null, onlineIssueDate=1752032440999, onlineIssueDateStr=2025-07-09, onlineJustAcceptDate=null, onlineJustAcceptDateStr=null, onlineFirstDate=null, onlineFirstDateStr=null, sourceXml=null, magXml=null, createTime=1752032440999, creator=13701087609, updateTime=1752032440999, updator=13701087609, issue=Issue{id=1149670639897854094, tenantId=1146029695717560320, journalId=1146123222451335185, year='2025', volume='25', issue='10', pageStart='1', pageEnd='377', issueExtLink='null', onlineDate='null', pubDate='null', beforeIssueId=null, nextIssueId=null, price=null, status=1, issueComplete=1, articleOrder=1, issueType=-1, specialIssue=0, createTime=1752032440399, creator=13701087609, updateTime=1756780756355, updator=15831073675, preIssue=null, nextIssue=null, ext={EN=IssueExt(id=1169586520596947842, tenantId=1146029695717560320, journalId=1146123222451335185, issueId=1149670639897854094, language=EN, specialIssueTitle=, coverIllustrator=, specialIssueEditor=, specialIssueAbout=), CN=IssueExt(id=1169586520596947843, tenantId=1146029695717560320, journalId=1146123222451335185, issueId=1149670639897854094, language=CN, specialIssueTitle=, coverIllustrator=, specialIssueEditor=, specialIssueAbout=)}, issueFiles=null}, startPage=173, endPage=179, ext={EN=ArticleExt(id=1151877664395637086, articleId=1149670642418630812, tenantId=1146029695717560320, journalId=1146123222451335185, language=EN, title=Urban Spatial Linkage Characteristics along the Upper Yellow River City Cluster Based on Improved Gravity Model, columnId=1151877659354558495, journalTitle=Science Technology and Industry, columnName=Regional Practice, runingTitle=null, highlight=null, articleAbstract=
The Upper Yellow River City Cluster is the highest form of urban spatial organization in Northwest China, and it is the region with the closest exchange of materials, information and people among the cities in the upper Yellow River. In this paper, the gravity model was optimized and improved in terms of two dimensions, such as the assessment of the comprehensive strength of cities as well as the absolute and relative linkage strength, and the improved gravity model was used to evaluate the characteristics of urban spatial linkages of 10 cities in the Upper Yellow River City Cluster from 2018 to 2021, and to analyze their spatial patterns and evolution. The results show that large cities in the Upper Yellow River City Cluster show more radiation effects, while small cities are more attracted by external cities. With the passage of time, the strength of the connection between cities has been strengthened, gradually forming a spatial pattern of transition from “single nucleus” to “multiple nuclei”, with the spatial layout showing one center, three circles, three nuclei in the shape of V, and the Yellow River becoming an axis and cities being in the same belt, and the spatial pattern of the cities can be classified as follows Three groups, such as Lanzhou City Group, Yinchuan City Group, Xining City Group. There is a big difference in the development of each cluster, and it is urgent to find the development path to realize the differentiated development.
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黄河上游城市群是西北地区城市空间组织的最高形式,是黄河上游城市间物质、信息、人员交流最密切的区域。对引力模型进行优化,从城市综合实力评估以及绝对与相对联系强度两个维度进行改进,利用改进的引力模型用来评价黄河上游城市群10个城市2018—2021年的城市空间联系特征,分析其空间格局及演变。结果表明,黄河上游城市群大城市展现出更多辐射效应,小城市则更多受到外部城市的吸引力。随着时间的推移,城市之间联系强度不断加强,逐渐形成“单核”向“多核”过渡的空间形态,空间布局呈现一心三圈、V状三核,黄河成轴、城市同带,进而可以将城市空间格局划分为兰州市组团、银川市组团、西宁市组团三大组团。各组团间发展差异较大,亟须找准发展路径,实现差异化发展。
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庞开拓(1999—)男,陕西咸阳人,硕士研究生,研究方向为城乡规划设计与理论、城乡规划历史与理论。
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庞开拓(1999—)男,陕西咸阳人,硕士研究生,研究方向为城乡规划设计与理论、城乡规划历史与理论。
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庞开拓(1999—)男,陕西咸阳人,硕士研究生,研究方向为城乡规划设计与理论、城乡规划历史与理论。
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24(13): 60-69., articleTitle=数字经济对城市群区域创新的影响——基于10个国家级城市群的实证分析, refAbstract=null)], funds=null, companyList=[AuthorCompany(id=1173173598404620579, tenantId=1146029695717560320, journalId=1146123222451335185, articleId=1149670642418630812, xref=null, ext=[AuthorCompanyExt(id=1173173598438175012, tenantId=1146029695717560320, journalId=1146123222451335185, articleId=1149670642418630812, companyId=1173173598404620579, language=EN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=School of Architecture and Urban Planning, Lanzhou Jiaotong University, Lanzhou 730070, China), AuthorCompanyExt(id=1173173598471729445, tenantId=1146029695717560320, journalId=1146123222451335185, articleId=1149670642418630812, companyId=1173173598404620579, language=CN, country=null, province=null, city=null, postcode=null, companyName=null, departmentName=null, remark=兰州交通大学建筑与城市规划学院, 兰州 730070)])], figs=[ArticleFig(id=1173173599662911797, tenantId=1146029695717560320, journalId=1146123222451335185, articleId=1149670642418630812, language=EN, label=null, caption=null, figureFileSmall=l9f85l1fUBYdI5Q1mrVK4Q==, figureFileBig=5ZRV88xzvssXve7HoVboyw==, tableContent=null), ArticleFig(id=1173173599717437750, tenantId=1146029695717560320, journalId=1146123222451335185, articleId=1149670642418630812, language=CN, label=图1, caption=
研究区域范围 基于审图号为GS(2024)0568号标准地图制作,底图无修改
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2019年黄河上游城市群内部城市引力值, figureFileSmall=QesyXnmu3gDhp7BgX+9Ebg==, figureFileBig=DJ+TyFLIj9jLnQmOEa5emA==, tableContent=null), ArticleFig(id=1173173599939735865, tenantId=1146029695717560320, journalId=1146123222451335185, articleId=1149670642418630812, language=EN, label=null, caption=null, figureFileSmall=hLKkR+P20tZ6G1kwCVkOpQ==, figureFileBig=cnZ1C3HaLKpCHPcJHwCM/g==, tableContent=null), ArticleFig(id=1173173600027816250, tenantId=1146029695717560320, journalId=1146123222451335185, articleId=1149670642418630812, language=CN, label=图3, caption=
2021年黄河上游城市群内部城市引力值, figureFileSmall=hLKkR+P20tZ6G1kwCVkOpQ==, figureFileBig=cnZ1C3HaLKpCHPcJHwCM/g==, tableContent=null), ArticleFig(id=1173173600086536507, tenantId=1146029695717560320, journalId=1146123222451335185, articleId=1149670642418630812, language=EN, label=null, caption=null, figureFileSmall=null, figureFileBig=null, tableContent=
| 指标类型 | 具体指标 | 指标权重 |
| 经济总量 | GDP总量/亿元 | 0.099 6 |
| 人均GDP/元 | 0.099 4 |
| 社会发展水平 | 常住总人口/万人 | 0.101 8 |
| 城镇化率/% | 0.084 0 |
| 一般公共预算支出/亿元 | 0.091 2 |
| 城镇化建设水平 | 城镇建成区面积/m2 | 0.090 6 |
| 人均城市道路面积/m2 | 0.091 4 |
| 建成区绿化覆盖率/% | 0.090 4 |
| 居民生活水平 | 人均可支配收入/元 | 0.090 8 |
| 教育行业从业人数/万人 | 0.090 2 |
| 拥有医疗设施相关床位数/(万人·张-1) | 0.070 6 |
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城市综合实力评价指标体系
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| 指标类型 | 具体指标 | 指标权重 |
| 经济总量 | GDP总量/亿元 | 0.099 6 |
| 人均GDP/元 | 0.099 4 |
| 社会发展水平 | 常住总人口/万人 | 0.101 8 |
| 城镇化率/% | 0.084 0 |
| 一般公共预算支出/亿元 | 0.091 2 |
| 城镇化建设水平 | 城镇建成区面积/m2 | 0.090 6 |
| 人均城市道路面积/m2 | 0.091 4 |
| 建成区绿化覆盖率/% | 0.090 4 |
| 居民生活水平 | 人均可支配收入/元 | 0.090 8 |
| 教育行业从业人数/万人 | 0.090 2 |
| 拥有医疗设施相关床位数/(万人·张-1) | 0.070 6 |
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| 城市 | 2018年 | 2019年 | 2020年 | 2021年 |
| Pi | Ni | Pi | Ni | Pi | Ni | Pi | Ni |
| 兰州 | 174.97 | 97.63 | 177.69 | 99.19 | 181.22 | 101.28 | 181.33 | 101.33 |
| 白银 | 37.09 | 75.15 | 37.05 | 75.17 | 36.95 | 75.08 | 36.86 | 74.89 |
| 定西 | 57.95 | 71.12 | 58.15 | 71.57 | 58.33 | 72.05 | 58.13 | 71.82 |
| 临夏 | 1.71 | 13.10 | 1.75 | 13.49 | 1.82 | 13.95 | 1.83 | 14.08 |
| 西宁 | 52.27 | 55.79 | 58.41 | 57.00 | 57.54 | 57.41 | 57.88 | 57.48 |
| 海东 | 23.39 | 30.09 | 23.76 | 35.64 | 22.36 | 33.54 | 22.33 | 33.5 |
| 银川 | 84.48 | 53.19 | 89.58 | 55.16 | 91.56 | 56.64 | 92.55 | 57.56 |
| 中卫 | 10.55 | 17.92 | 10.62 | 18.15 | 10.65 | 18.27 | 10.79 | 18.5 |
| 吴忠 | 34.35 | 42.16 | 35.03 | 43.24 | 35.51 | 43.98 | 35.94 | 44.54 |
| 石嘴山 | 11.38 | 31.99 | 11.53 | 34.96 | 11.61 | 35.35 | 11.71 | 35.65 |
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2018—2021年黄河上游城市群内部城市绝对联系强度和相对联系强度
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| 城市 | 2018年 | 2019年 | 2020年 | 2021年 |
| Pi | Ni | Pi | Ni | Pi | Ni | Pi | Ni |
| 兰州 | 174.97 | 97.63 | 177.69 | 99.19 | 181.22 | 101.28 | 181.33 | 101.33 |
| 白银 | 37.09 | 75.15 | 37.05 | 75.17 | 36.95 | 75.08 | 36.86 | 74.89 |
| 定西 | 57.95 | 71.12 | 58.15 | 71.57 | 58.33 | 72.05 | 58.13 | 71.82 |
| 临夏 | 1.71 | 13.10 | 1.75 | 13.49 | 1.82 | 13.95 | 1.83 | 14.08 |
| 西宁 | 52.27 | 55.79 | 58.41 | 57.00 | 57.54 | 57.41 | 57.88 | 57.48 |
| 海东 | 23.39 | 30.09 | 23.76 | 35.64 | 22.36 | 33.54 | 22.33 | 33.5 |
| 银川 | 84.48 | 53.19 | 89.58 | 55.16 | 91.56 | 56.64 | 92.55 | 57.56 |
| 中卫 | 10.55 | 17.92 | 10.62 | 18.15 | 10.65 | 18.27 | 10.79 | 18.5 |
| 吴忠 | 34.35 | 42.16 | 35.03 | 43.24 | 35.51 | 43.98 | 35.94 | 44.54 |
| 石嘴山 | 11.38 | 31.99 | 11.53 | 34.96 | 11.61 | 35.35 | 11.71 | 35.65 |
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| 城市 | 2018年 | 2019年 | 2020年 | 2021年 |
| 兰州 | 77.34 | 78.50 | 79.94 | 80.00 |
| 白银 | -38.06 | -38.12 | -38.13 | -38.03 |
| 定西 | -13.17 | -13.42 | -13.72 | -13.69 |
| 临夏 | -11.39 | -11.74 | -12.13 | -12.25 |
| 西宁 | -3.52 | -1.41 | 0.13 | 0.40 |
| 海东 | -6.70 | -11.88 | -11.18 | -11.17 |
| 银川 | 31.29 | 34.42 | 34.92 | 34.99 |
| 中卫 | -7.37 | -7.53 | -7.62 | -7.71 |
| 吴忠 | -7.81 | -8.21 | -8.47 | -8.60 |
| 石嘴山 | -20.61 | -23.43 | -23.74 | -23.94 |
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2018—2021年黄河上游城市群内部城市绝对联系强度和相对联系强度的插值
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| 城市 | 2018年 | 2019年 | 2020年 | 2021年 |
| 兰州 | 77.34 | 78.50 | 79.94 | 80.00 |
| 白银 | -38.06 | -38.12 | -38.13 | -38.03 |
| 定西 | -13.17 | -13.42 | -13.72 | -13.69 |
| 临夏 | -11.39 | -11.74 | -12.13 | -12.25 |
| 西宁 | -3.52 | -1.41 | 0.13 | 0.40 |
| 海东 | -6.70 | -11.88 | -11.18 | -11.17 |
| 银川 | 31.29 | 34.42 | 34.92 | 34.99 |
| 中卫 | -7.37 | -7.53 | -7.62 | -7.71 |
| 吴忠 | -7.81 | -8.21 | -8.47 | -8.60 |
| 石嘴山 | -20.61 | -23.43 | -23.74 | -23.94 |
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