【遥感水田信息提取】.pdf

九届土壤遥感 硕士学位论文 器遥感水田信息提取器 研究生:蒋亨显 指导教师:王人潮教授 浙江农亚大学土化系 一九九.年五月杭州
ard fortheacciuracy from TMtocompare AnalysisofLandsatTMimageof4Auguest1984 hasshown thatsuch data canbeusedtosurvey rice distributions instudyarea。Threemothodsareselecte in spectral classification,after analysising-spectra characteristicofpaddyriceandotherlanduseandthe differencebetween the laduses
Itspcssibletomonitor theplantedrice area usingonetemporalTMdatacombiningsomecomplement information.The accuracy can reach 99 .Themainelementsthataffect theaccuracyis: a。thegeometric resolution ofTMis less than the sizeo2somepaddyfields b. 