CAJ | 학술논문

矿化蚀变信息的提取是遥感找矿中重要的内容， ASTER遥感数据因波段范围宽、波段多，在蚀变异常与矿产勘探中有较好的应用前景。本文在比较了前人的研究方法，如比值法、主成分分析法、光谱角法基础上，通过对西藏朱诺矿区进行试验研究，得出了在该研究区采用主成分分析法最佳的结论。
광화식변신식적제취시요감조광중중요적내용， ASTER요감수거인파단범위관、파단다，재식변이상여광산감탐중유교호적응용전경。본문재비교료전인적연구방법，여비치법、주성분분석법、광보각법기출상，통과대서장주낙광구진행시험연구，득출료재해연구구채용주성분분석법최가적결론。
The Alteration Information extraction remote sensing prospecting , the ASTER data due to the wide wavelength range , multi-band, a good application prospect in abnormal alteration mineral exploration .The article compares the previous methods , such as band patio , principal component analysis , spectral angle mapper .The author study the Porphyry Copper of Zhunuo deposit by analy-zing ASTER data .Finally the article shows the result of PCA method is the best in the district .