气象干旱指数在青藏高原东缘高寒草地的适用性评价及2022年干旱监测分析
范浩男, 王玮, 戴昂, 马林飞, 李肖康

Applicability evaluation of meteorological drought index in alpine grassland at the eastern edge of the Qinghai-Xizang Plateau and drought monitoring in 2022
FAN Haonan, WANG Wei, DAI Ang, MA Linfei, LI Xiaokang
表4 PDSI本地化校验前后识别精度对比
Tab.4 Comparison of recognition accuracy of PDSI before and after localization calibration
干旱指数 一致性 非一致性 识别精度/%
有旱样本/个 无旱样本/个 多测样本/个 漏测样本/个
PDSI 721 483 512 319 59.16
PDSIimproved 702 600 253 270 71.31