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1、實驗三遙感圖像增強處理-、肓方圖均衡化——非線性拉伸之一按照以下順序操作:1lnterj)reter□assmer2TSpatialEnhancementRadomehicEnhancemerrf...SpectralEnhancement...HypetSpecttalTools...FoufiefAn創(chuàng)&sTopographicAnalysisVector3ModelerGISAnalysis...Unties4^/imagine8?5/examples/lanieni5保存到自己的文件夾!學(xué)號equ.img文件生成后,分別在Viewer1和Vicwcr2中打開原始圖和經(jīng)過直方圖均
2、衡化處理過的圖像,請寫;lh1、非線性拉伸的作用是什么?2、比較兩幅圖像,簡單描述你觀察的結(jié)果。肓方圖均衡化也可肓接臨時在屏幕上顯示,不需另外生成文件,見“色彩合成”二、直方圖匹配按照以下順序操作:SpatialEnhancement..?2RadiometricEnhancementSpectralEnhancement???IntertlIrkEnhan廠f4^/imagine8.5/examples/wasiaLimgHistogramMatch.LUTStretch3HistogramEquabzation…Resizeor呀0切HyperSpectralTools...Bri
3、ghtnessInversion…FourierAnalysisTopographicAnalysis???GISAnalysis…amMatchingInputFile:(Kimg).?Utilities...HelpBandtobeMatched:
4、1▼]文件生成后,分別在Viewer1、Viewer2和Viewer3中打開以上三幅圖像,請寫出:1、直方圖匹配的作川是什么?2、比較三幅圖像,簡單描述你觀察的結(jié)杲。5^/imagine8.5/examples/vvasia2.iHazeReduction…Noi$eReduction…DesUipeTMData...mgimgOutp
5、utUnsigned8Unsigned8bitInputtt1Input#2FromInquireBo*
6、DataType:Outputto?OutpiMFieLUTolU亦?dibit〉InputFifetoMatchBandIoMatchto:廠UseAllBandsForMatchrg「File7CancelICoordinateType:SubsetDefinition:Batch123456maJchimgeroinStat$iAOI...6保存到自己的文件夾!學(xué)號equ.img、丿三、彩色合成任意打開以上i幅圖像。1JLBBQ人?Q◎畀1123456equalimgI3±1
7、123456equalimgApply
8、Q因?ID日W0必兼兇?''*1-123456eqMalin>Q(:iaytrHeUtilityViewAQIRasterfcjelpltLayei.4)9Green1123456equalmgOK3修改三個通道的波段,單擊卜‘Apply,觀察變化。單擊OK4肓方圖均衡化,屏幕上顯示,不另外生成文件.丿四、主成分變換按照以下順序操作,參數(shù)設(shè)置如圖:SpatialEnhancemenl???PrincipalComp.,?:3RadiometricEnhancement...InversePrincipalComp....SpectralEnhan
9、cement?.?DecorrelationStretch.??HypefSpectrdTools...Ta$$eledCap...FounerAna加is…RGBtolHS...TopographicAnalysis???IHStoRGB.GISAnalysis...Indices..?Utilities...NaturalBJPrincipal0lanier.imgOutputFloatSingleZJOutputOptions:「FileStretchtoUnsigned8bittHOC5保存到自己Resizebw*r?r_CoordinateTypeiSubsetDefmiti
10、on:ULX:(233085.00弓LRX:ULY:莎而麗—弓LRY:OutputFile:(x.i
11、
12、f23456pcaingInput:Unsigned8WResize4^/imagine8.5/examples/lanienimgile:(x.img)FromInquireBox379174000ZjEigenMatrix:inSessionLogtoNe:OutputTextFie:(x.mbc)Lanier.m?xOIGaEigenv