遙感圖像增強(qiáng)方法的研究及實現(xiàn)

1、華中科技大學(xué)碩士學(xué)位論文遙感圖像增強(qiáng)方法的研究及實現(xiàn)姓名：湯曉春申請學(xué)位級別：碩士專業(yè)：計算數(shù)學(xué)指導(dǎo)教師：盧力20080401華中科技大學(xué)碩士學(xué)位論文華中科技大學(xué)碩士學(xué)位論文IIAbstractIntheresearchofremotesensingapplicationtheveryclearimagesafterbeingprocessedplayanimptantroleinthefollowingwk.imageenhancem

2、enttechnologyhasapositiveeffectonimprovingthecontrastshowingsomelocaldetailsofimagessoit’sgoodtoreducetheeffectofsensatmosphereetconimages.Traditionalenhancementalgithmsaredetailedlystudiedrealized.Includinglineartransfm

3、piecewiselineartransfmnonlineartransfmhistogramequilibration.Furthermesomecrespondingimprovedalgithmsbasedonclusteringtheyfuzzyenhancementtheyareputfward.Aimingtothekeyproblemofhowtodividegrayscaleintervalsfixonthepoints

4、aRemoteSensingImageEnhancementAlgithmBasedonWeightingFuzzyCMeansClustering(RSIEWFCM)isproposed.Imageisdividedintosomeareasquicklytheseareasareenhancedbytherelevanttransfmmethods.Theexperimentalresultsshowthealgithminthis

5、papercanenhancethesignalnoiseratiocontrastdefinitionoftheimageeffectivelymeoveritiseasytorealize.TosolvesomedrawbacksofthetraditionalfuzzyenhancementalgithmsaRemoteSensingImageFuzzyEnhancementAlgithmBasedonMaximumTsallis

6、EntropyPrinciple(RSIFEMTEP)isproposed.FirstTsallisentropyisgeneralizedtothecaseofmultilevelthresholds.Theoptimalgraythresholdsarecomputedbygeicalgithm.Thenimagesarefuzzyenhancedwithimprovedmembershipfunctionenhancementop

7、erat.Finalythefuzzyenhancementalgithmfprocessingtheimageswithmultilevelthresholdsisgeneralized.Theexperimentalresultsshowthattheproposedalgithmcanthethresholdsautomaticallyefficientlyachievethebetterseeingeffectdistribut

8、ingbrightnessunifmlyenhancingimagecontrastdistinctly.Theexperimentalresultsshowthatthealgithmsproposedbythepaperachievecomparativegoodeffectsfsomeremotesensingimages.Keywds：WeightingFuzzyCmeansClusteringAlgithm(WFCM)Sign