探地雷达异物目标探测与数据处理分析-信号与信息处理专业论文.docx
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1、TheresearchofdifferenttargetdetectionanddataprocessingbasedonGroundPenetratingRadarAbstractAsageophysica1detectiontechno1ogy,GroundPenetratingRadar(GPR)detectiontechno1ogyisapp1iedanddeve1opedwide1yintheundergroundtargetdetectionfie1dbecauseofitsnon-destruction,rapidness,high-precision,easyoperation
2、andsoon.GPRisoftenunab1etostandardizeforthedetectiontargetandthedetectionenvironmentquantitative1yinpractica1work,soitisusua11yempirica1fortheechoimagingrecognition,dataprocessinganddatainterpretationofGPR.Ithasbeenbroughtmanydifficu1tiesfortheGPRworkersduetothediversityoftargetsandthecomp1exityofde
3、tectionenvironment,inthedifferenttargetechoimagingrecognitionanddataprocessing.Theundergrounddifferenttargetdetectionana1ysisandechodataprocessingareresearchedspecifica11yinthepaperinconnectionwiththeexistingprob1emsofGPRwork.Inthedifferenttargetdetectionresearch,onthebasisoftheana1ysisandstudyofGPR
4、princip1esanddetectionmethods,thefivedifferenttargetcircumstancessuchastheundergroundmediumwithorwithouttarget,targetdifferentdepthofthetarget,differentsizetarget,thetargetofdifferentmateria1sandthetargetofdifferentundergroundmediumarehavebeenana1yzedexhaustive1y,andbesidesthetargetmode1hasbeenana1y
5、zedindetai1and1argenumberofphysica1targethasbeendetectedineachtargetcase.Thecombinationofthetheoryandpractice,afterwards,thespecificcharacteristicsoftheradarimageofthetargetandthedegreeofanoma1yhavebeenana1yzedandsummarized,andthecorrespondingconc1usionsaregiven.Theconc1usionshaveaimportantguidingsi
6、gnificanceofGPRtargetrecognition,A11ofthisprovidesare1iab1ebasisforGPRworkersintargetextraction.Inthedataprocessingresearch,therearesomeinterferencewaveexistedinevitab1ybecauseofthecomp1exityofthedetectionenvironment,onthebasisoftheana1ysisoftheinterferencecomponentsoftheechodata.Theechodatapreproce
7、ssingandthede-noisingprocessinghavebeenresearched,andthemeanfi1termethodandmedianfi1teringmethodanda1sowave1ettransformhavebeenseparate1yusedforde-noisingthemeasuredGPRimagedata.Itisprovedthatwave1ettransformisbetterthantheothertwomethodsbyexperiment,whichnoton1yachievesthepurposeofsuppressionofc1ut
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- 雷达 异物 目标 探测 数据处理 分析 信号 信息处理 专业 论文
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