?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.relation=http%3A%2F%2Fwww.eledia.org%2Fstudents-reports%2F785%2F&rft.title=A+Matrix+Completion+Approach+to+Image+Sparse+Targets+under+the+First%E2%80%90Order+Born+Approximation&rft.creator=Oliveri%2C+G.&rft.creator=Salucci%2C+M.&rft.creator=Anselmi%2C+N.&rft.subject=A+WC+Next+Generation+Wireless+Communications&rft.subject=M+AT+Analytic+Techniques&rft.subject=M+CS+Compressive+Sensing&rft.description=In+this+work%2C+a+novel+approach+to+solve+the+microwave+inverse+scattering+problem+under+the+first-order+Born+approximation+to+image+sparse+and+weak+targets+is+addressed.+Towards+this+end%2C+a+single-task+Bayesian+compressive+sensing+(ST-BCS)+solver+is+exploited+to+retrieve+a+preliminary+guess+of+the+unknown+contrast+distribution+within+an+inaccessible+domain.+Then%2C+a+filtering+process+is+used+to+filter+out+the+%22less+reliable%22+contrast+coefficients+from+the+BCS+guess.+Finally%2C+a+customized+matrix+completion+(MC)+procedure+is+adopted+in+order+to+complete+the+retrieved+images+and+achieve+significant+accuracy+improvements+under+high+levels+of+noise+on+processed+data.+%0DIn+order+to+validate+the+effectiveness+of+the+proposed+methodology+some+representative+numerical+benchmarks+are+presented+considering+different+targets+and+noise+levels.&rft.publisher=ELEDIA+Research+Center+-+University+of+Trento&rft.date=2018&rft.type=Monograph&rft.type=NonPeerReviewed&rft.format=text&rft.language=en&rft.identifier=http%3A%2F%2Fwww.eledia.org%2Fstudents-reports%2F785%2F1%2FA%2520%2520Matrix%2520Completion%2520Approach%2520to%2520Image%2520Sparse%2520Targets%2520under%2520the%2520First%25E2%2580%2590Order%2520Born%2520Approximation.pdf&rft.identifier=++Oliveri%2C+G.+and+Salucci%2C+M.+and+Anselmi%2C+N.++(2018)+A+Matrix+Completion+Approach+to+Image+Sparse+Targets+under+the+First%E2%80%90Order+Born+Approximation.++Technical+Report.+ELEDIA+Research+Center+-+University+of+Trento.+++++