基于数据仓库的农产品价格预警系统研究

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1、基于数据仓库的农产品价格预警系统研究安徽农业大学硕士学位论文基于数据仓库的农产品价格预警系统研究姓名：周全申请学位级别：硕士专业：计算机应用技术指导教师：李旸2011-06农场易产研；改采组供品革织求生开后态产放，农势已以产的基变来本化，结，我束导国了致城供市乡给场居不竞民足争生的摘日活短益水缺要激平局烈不面，断，农市提产场高品风，已险农由不产卖断品方出消市现费场。量加转持入向续世买上界方升贸市，析究品用国和，定实防性证患分研于析究未、，然定品并，量生将具分产微有析者观重和则预要案面警的例临和理分更宏论

2、析大观与等的实研农践究产意方品义法市。，场本开风文展险在农；研产因究品此相价，关开格理展预论农警的产的基品理础预论上警分，统价农的格产相变为品关化的特性规律，系统分析了预影警响有农机产地品结价合格起的来各。种全因面素剖，析从了而我揭国示农了产我了价预明格警确基功预本能警规。常律用，的探基索础农理产论品和预科警研理方论法，构建了预警指标体系并完成了系平确格，立数本法预体据文警里在系分对统析前的得人体到在系有预架用警构的领，信域并息，建，尤立完其农成是产数和品据价价到格格信类数，息预了据的警解仓升相国库华关

3、内，，的外目同研预的时究警是使进研为用行究了了所在解达庞和到大学的的习水价；和，系以；猪综肉合价其格他为学例者，的分研析究分，析提评出价了影响农产品价格的指标，并确?A立H相P?评关价评方价Re基于小波理论的?KLR（由?Kaminsky、Lizondo?2波01理0论年in的h影a作r响t?三用猪位下肉学得价者到格提的出部，分故相取关三数人据名开字展开实头验字，母证命明名）预警模型，导入安徽省??KLR模型的预警精度在小预率警；本的二文指是的标以主阈猪要值肉创设价新置提格点的升为有更，例二加并，，合对

4、一且理影是与，响提能农农出够产产基自品品于动价价小的格格波产预的理生警因论预的素的警要求指，标KL提更建R高信加立预号契评警预合的警。准技确术率，使和得效A的HP研评究通价提过分供以析思上法路，和确依定据影。响价格的主要因素以及各因素的比例权重价，体为系今，后使类用似价信格息监采测集模、块预理、警价论发格分布成析与本，通信展报息开、管系预理统警模各统块功计和能分价模析格块、信的预息设警发计参布开数模发块，，具主体要包功括能预包警括模价块格、关键字：价格预警数据挖掘设置等。KLRAHP评价体系II?aAn

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