?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.relation=http%3A%2F%2Fwww.eledia.org%2Fstudents-reports%2F425%2F&rft.title=A+New+Methodology+Based+on+an+Iterative+Multi-scaling+for+Microwave+Imaging&rft.creator=Caorsi%2C+Salvatore&rft.creator=Donelli%2C+Massimo&rft.creator=Franceschini%2C+Davide&rft.creator=Massa%2C+Andrea&rft.subject=TU+Technical+Reports+and+Publications&rft.description=In+this+work+the+problem+of+the+localization%2C+shaping+and+dielectric+permittivity+reconstruction+of+dielectric+targets+is+addressed.+The+scatterers+under+test+are+inhomogeneous+cylinders+of+arbitrary+cross+sections+probed+by+a+set+of+incident+electromagnetic+fields+of+TM+type.+The+scattered+field+data+are+processed+in+order+to+locate+and+roughly+recover+the+objects'shapes.+Then+the+scatterers+under+test+are+reconstructed+with+an+increasing+accuracy+by+means+of+an+iterative+multi-scaling+procedure+until+stationary+reconstructions+are+ahieved.+The+proposed+method+is+presented+jointly+with+a+modified+conjugate-gradient+inversion+procedure+in+order+to+minimize+the+arising+cost+function.+Howewer%2C+this+methodology+is+independent+from+the+minimization+algorithm+and+other+and+more+efficient+algorithms+can+be+used.+In+order+to+assess+the+effectiveness+of+the+iterative+multi-scaling+method%2C+the+results+of+several+test+cases+(with+and+without+noise)+are+presented+and+discussed+in+more+detail.+(c)+2003+IEEE.+Personal+use+of+this+material+is+permitted.+Permission+from+IEEE+must+be+obtained+for+all+other+users%2C+including+reprinting%2F+republishing+this+material+for+advertising+or+promotional+purposes%2C+creating+new+collective+works+for+resale+or+redistribution+to+servers+or+lists%2C+or+reuse+of+any+copyrighted+components+of+this+work+in+other+works.&rft.date=2003-04&rft.type=Technical+Report&rft.type=PeerReviewed&rft.format=text&rft.language=en&rft.identifier=http%3A%2F%2Fwww.eledia.org%2Fstudents-reports%2F425%2F1%2FDISI-11-007.pdf&rft.identifier=++Caorsi%2C+Salvatore+and+Donelli%2C+Massimo+and+Franceschini%2C+Davide+and+Massa%2C+Andrea++(2003)+A+New+Methodology+Based+on+an+Iterative+Multi-scaling+for+Microwave+Imaging.++%5BTechnical+Report%5D+++++