基于聚类算法与多智能体的细碎化耕地空间优化研究

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关键词：耕地细碎化；聚类算法；多智能体；耕地空间优化；新北区 中图分类号：F301.21;TP311.13;F323.211文献标志码：A文章编号：2095-6819（2025）051196-10doi：10.13254/jare2024.0438

Spatial optimization of fragmented farmland based on clustering algorithm and multi-agent system

HUANG Bingyuan 11，2，3，⋅ ， HUANG Qiuhac 1，2，3，5* ，YANG Lihong1，2，3，4， CHEN Zhenjie1，23 （1.ScholofGeographyandOceanSciene，NanjingUniversityNanjing103，China;.KeyLaboratoryoftheCoastalZone ExploitationndProteoistryofatualsouesng，Cia;3.KeybatoryfoandtelitRoesin Applications，inistryfaturalesources，anjingo3China;4JangsurovincialKeyLaboratoryofGeogaphicIfoatio ScienceandTechnologyanjngO3，China;5.JiangsuCenterforColaborativeIovationiGeograpicalInformationRsouce Development and Application，Nanjing 21oo23，China）

Abstract：Toaievelargescaleutlatinofculivatedlandresoucestroughmropareladjustments，addressingthhallgsf fragmentedcultivatedlandgoveane，suingfoodsurityndpromotigsaiableiculturalevelopent，tisdd landscapepatteindicesandacomprehensiveweightedoverlaymethodtoevaluate tefragmentationandarablelandresouesuitability intheXinbeiDistrictofChangzhuCity.eKmedoidscusteringalgoritwasusedtocategoretypesoffarlandfragmentatnda multi-agentmodelwasdevelopedtooptimizethespatiallayoutofthecultivatedland.TheresultsshowedthatusingtheK-medods clusteringalgiatedlandsaiditooigosdlampepedndateddfrdt proportion of non-contiguous and regular cultivated land was 53.68% ，suggesting severe cultivated land fragmentation. The overall level of landresourcesuitabilityforcultivationinthestudyareawasrelativelyhigh，withtheproportionofhighlyandrelativelyhighlysuitable plotsbeing 14.03% and 44.83% ，respectively.The spatial distribution showedapatern of higher in the north and west and lower in the southndeastTultgntoelielyidpatialagetfgmnedasmprovgovalblad suitabilityiooossedadoutiniol optimizationresults，butrequiredlargerscalefarmlandadjustments，withareasofhgherrablelandresourcesuitabilitytakingonore responsibilityforlandrestoration.Thefarmlandspatialoptimizationmodeldevelopedinthisstudydemonstratesstrongoptiization effectiveness and provides a scientific basis for addressing regional farmland fragmentation.

Keywords：farmlandfragmentation;clusteringalgorithm;multi-agentsystem;farmland spatialoptimization;XinbeiDistrict

耕地细碎化是自然资源禀赋与人类活动相互作用的复杂结果，耕地被分割成大小不一、空间分散的破碎地块，是我国耕地资源利用的典型特征[1-2]。（剩余17767字）