資源描述：
《基于壓縮感知的圖像重構算法研究.pdf》由會員上傳分享，免費在線閱讀，更多相關內容在工程資料-天天文庫。
1、???? ???71 71 71 71 ????從從從(????????????)?????????????????ウTheResearchofImageReconstructAlgorithmBasedonCompressedSensing????????????????
2、?????????????????????????????、?學???、?、??、???уъуъ?????????????????????аааа????????аааа????????〇????????????????????仾????、???????????????????????л????ウ???????ウ??????????????????????????????????н???????????????ウ????н?????????、???????????????????????о?а???????
3、??ウ?????????????????????????????????о????н????????а??????????????????〇???????????????????????、????????????????????ウ?????????????????????????、???????????????????????????????????????????????????????????????????????????ъ????????ウ?仈?????ㄐа??????????、????(??????????????)????????????????????????????
4、?????????????????????????а??????????Nyquist????????????????н???????仁?????????????????儈?????????????????????????????????а?????????????????傼????????????????????俆??????????????????????????????????????????????????к??ウ????????????????????а?????????????????????????????????????????━??????????仈?????????
5、????????????????????????????Landweber????????????ф??傼???????????????????????傼????????????????????????????????↓???????????????????????仈???????????????????????????????????????????????????K-SVD??????????????????????????????↓?????????傼??傼?????н???????????л????仈??ф???????????????φ???φφφ??????????????
6、??Landweber???↙????↙?????↙???????AbstractFormanyyears,thetheoreticalbasistoguidethesamplingsignalhasalwaysbeenthewell-knownNyquistsamplingtheorem.Thetheoremrequiresthatthesignalsamplingrateshouldnotbelessthantwicethemaximumfrequencyofthesignal,whichbringshighrequirementstothesystemprocessingabil
7、ityandsignificantchallengestothecorrespondinginternalandexternalhardware.Compressedsensing(CS)theorygivesanewapproachtoreconstructoriginalsignalsfromafewobservationvalues,withtheprioriknowledgethatthesignalhasthesparserepres
