第48卷第2期2023年4月Vol.48No.2Apr.2023测绘地理信息JournalofGeomatics1990—2018年中国实体城市形态模式识别与演变特征钟一鸣1,2徐智邦1,2焦利民1,21武汉大学资源与环境科学学院,湖北武汉,4300792武汉大学地理信息系统教育部重点实验室,湖北武汉,430079PatternRecognitionandEvolutionCharacteristicsofPhysicalCitiesinChinafrom1990to2018ZHONGYiming1,2XUZhibang1,2JIAOLimin1,21SchoolofResourcesandEnvironmentalSciences,WuhanUniversity,Wuhan430079,China2WuhanUniversityKeyLaboratoryofGeographicInformationSystem,MinistryofEducation,Wuhan430079,China摘要:使用1990—2018年的实体城市边界数据,提出了一种城市形态模式分类体系,并分析了中国实体城市形态特征和模式,结果表明:①形态模式保持不变的实体城市集中分布于中西部,发生形态改变的城市几乎都位于胡焕庸线以东快速城市化地区;②空间同城化这一模式的城市扩张速度最为显著;③圈层式扩张集中分布在西部,连接式扩张和空间同城化集中分布在东部;④东部与中部的城市发展过程类似,区别在于东部主城区之间的合并较多,中部卫星城的发展较快,西部的城市化进程滞后于其他区域,东北的城市形态模式变化较为复杂。关键词:实体城市;城市扩张;空间形态中图分类号:P208文献标志码:AAbstract:Basedonchoosestousetheboundarydataofphysi‐calcitiesfrom1990to2018,thispaperproposesaclassifica‐tionsystemofurbanmorphologicalpatterns,andanalyzesthemorphologicalcharacteristicsandpatternsofChinesephysicalcities.Themainconclusionsareasfollows:①Thephysicalcitieswhosemorphologicalpatternsremainunchangedarecon‐centratedinthecentralandwesternregions,almostallcitiesthathaveundergonemorphologicalchangesarelocatedintherapidlyurbanizingareaseastoftheHeihe-TengchongLine.②Theurbanexpansionrateofthemodeofspatialco-urbaniza‐tionisthemostsignificant.③Thecircularexpansioniscon‐centratedinthewest,andtheconnectedexpansionandspatialco-urbanizationareconcentratedintheeast.④Theurbande‐velopmentprocessintheeasternandcentralregionsissimi‐lar.Thedifferenceisthattherearemoremergersbetweenthemainurbanareasintheeasternregion,andthedevelopmentofsatellitecitiesinthecentralregionisrelativelyf...