基于HRS和G IS的城市污染场地动态监测原理分析 - 环境监测管理与技术.PDF

2 1 2 2009 4 研究报告 HRS G IS 蒙莉娜, 李志建, 郑新奇 ( 中国地质大学土地科学技术学院, 北京 100083) : , , , , ( PLS) ( HRS ) , , , HR S ; PLS ; G IS, : ; ; ; : X 833 : B : 1006-2009 ( 2009) 02- 0018- 04 TheoreticalAnalysis of Dynam icMonitoring ofUrban Contam inated SitesBased onHRS and GIS MENG L -i na, L I Zh -i ian, ZHENG X in-qi (School of Land Science and Technology, China University of Geosciences, Beij ing 1000 83, China) Abstract: T opical urban sites w ere chosen fo r so il sam pling w ith po llutant levels ident ified by chem ical a- nalysis in lab, and so il spectral reflectiv ity w as m easured by portable spectrom eter in setting condition. The P ar- t ial Least SquaresR egression ( PLS) w as u sed to bu ild quan tificational m odels of HR S mi ages to pred ict the con- tam ination conten t o f urban so i.l T he resu lts showed that HR S prov ided m uch and continuous spectral inform at ion for fast m onitoring and evaluation o f urban so il con tam ination in the large-scale, and m on itor dynam ic change for po llution superv ision w ith GIS and GPS to suppo rt dec ision m ak ing and urban m anagem ent. Key ords: H yperspectral rem o te sensing; Geograph ic inform ation system; Po llutan ts concentration predic- t ion m ode;l So ils , , [ 1] [ 7 ] , [ 2] , , , , , , , , [ 3- 4] , , , ,