?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.relation=http%3A%2F%2Fwww.eledia.org%2Fstudents-reports%2F727%2F&rft.title=A+Multi%E2%80%90Frequency+Multi%E2%80%90Resolution+Approach+for+GPR+Microwave+Imaging+of+Buried+Objects&rft.creator=Salucci%2C+M.&rft.creator=Poli%2C+L.&rft.creator=Massa%2C+A.&rft.subject=A+WC+Next+Generation+Wireless+Communications&rft.subject=M+DSCP+Deterministic+Strategies+for+Combinatorial+Problems&rft.description=This+work+presents+a+numerical+validation+of+an+innovative+inverse+scattering+(IS)+technique+for+the+microwave+imaging+of+buried+objects+through+the+deterministic+inversion+of+wideband+ground+penetrating+radar+(GPR)+data.+The+developed+methodology+is+based+on+an+iterative+multi-focusing+strategy+and+on+a+multi-frequency+(MF)+formulation+of+the+IS+equations.+The+minimization+of+the+arising+MF+cost+function+is+performed+by+a+customized+conjugate+gradient+(CG)-based+solver.+Some+numerical+results+are+presented+in+order+to+validate+the+effectiveness+of+the+developed+methodology+under+different+operating+conditions%2C+by+considering+a+variation+of+the+shape%2Fmaterial+of+the+unknown+objects%2C+as+well+as+a+variation+of+the+level+of+noise+on+the+measured+time-domain+total+field.+Moreover%2C+a+comparison+with+respect+to+a+state-of-the-art+approach+based+on+a+Frequency+Hopping+(FH)+strategy+is+given%2C+as+well.&rft.publisher=University+of+Trento&rft.date=2017&rft.type=Monograph&rft.type=NonPeerReviewed&rft.format=text&rft.language=en&rft.identifier=http%3A%2F%2Fwww.eledia.org%2Fstudents-reports%2F727%2F1%2FA%2520Multi%25E2%2580%2590Frequency%2520Multi%25E2%2580%2590Resolution%2520Approach%2520for%2520GPR%2520Microwave%2520Imaging%2520of%2520Buried%2520Objects.pdf&rft.identifier=++Salucci%2C+M.+and+Poli%2C+L.+and+Massa%2C+A.++(2017)+A+Multi%E2%80%90Frequency+Multi%E2%80%90Resolution+Approach+for+GPR+Microwave+Imaging+of+Buried+Objects.++Technical+Report.+University+of+Trento.+++++