Minimum mean square error method for stripe nonuniformity correction

(整期优先)网络出版时间:2011-05-15
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Stripenonuniformityisverytypicalinlineinfraredfocalplane(IRFPA)anduncooledstarringIRFPA.Wedeveloptheminimummeansquareerror(MMSE)methodforstripenonuniformitycorrection(NUC).ThegoaloftheMMSEmethodistodeterminetheoptimalNUCparametersformakingthecorrectedimagetheclosesttotheidealimage.Moreover,thismethodcanbeachievedinoneframe,makingitmorecompetitivethanotherscene-basedNUCalgorithms.Wealsodemonstratethecalibrationresultsofouralgorithmusingrealandvirtualinfraredimagesequences.Theexperimentsverifythepositiveeffectofouralgorithm.