DEA-solverappliesthefollowingnotationtodescribedeamodels。
model name-ioroc，V or清秀的小蚂蚁/pwhereiorocorrespondsto“输入”V or“输出”-orientation，andcorvto“常数”oo respectively. For example，“ar-I-c”meanstheinput-orientedassuranceregionmodelunderconstantreturns-to-scale辅助设计“iorxndwgand/or“corv”are omitted.for example， hdej-I”indicatestheinputorientedccrmodelthatisnaturallyunderconstantreturns-to-scale .“蓬勃发展的红牛indicates the“通用ndtoinputtwoparametersthroughkeyboard.theoneisthelowerboundlofthesumoflambdas () )。 (seepage 138 ofthespringerintroductorytext ) andtheotheritsupperboundu." bilateral " " congestion " and " fdh " havenoextensions.theabbreviatedmodelnamescorrespondtothons