?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.relation=http%3A%2F%2Fwww.eledia.org%2Fstudents-reports%2F339%2F&rft.title=Inversion+of+Phaseless+Total+Field+Data+using+a+Two-Step+Strategy+based+on+the+Iterative+Multi-Scaling+Approach&rft.creator=Franceschini%2C+Gabriele&rft.creator=Donelli%2C+Massimo&rft.creator=Azaro%2C+Renzo&rft.creator=Massa%2C+Andrea&rft.subject=TU+Technical+Reports+and+Publications&rft.description=In+this+paper%2C+a+new+approach+for+the+quantitative+electromagnetic+imaging+of+unknown+scatterers+located+in+free+space+from+amplitude-only+measurements+of+the+total+field+is+proposed+and+discussed.+The+reconstruction+procedure+splits+the+problem+into+two+steps.+The+method+is+based+on+the+use+of+an+inverse+source+algorithm+to+first+complete+the+scattering+data+by+estimating+the+distribution+of+the+radiated+field+in+the+investigation+domain.+The+object's+function+profile+is+then+retrieved+from+the+phaseless+data+via+an+iterative+multiresolution+procedure+integrated+with+an+effective+minimization+technique+based+on+the+particle+swarm+algorithm.+Numerical+examples+are+provided+to+assess+the+effectiveness+of+the+whole+two-step+strategy+in+the+presence+of+synthetic+noise-corrupted+data+as+well+as+in+dealing+with+experimental+data+sets.+Comparisons+with+full-data+and+%22bare%22+approaches+are+reported+as+well.+(c)+2006+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=2006-12&rft.type=Technical+Report&rft.type=PeerReviewed&rft.format=text&rft.language=en&rft.identifier=http%3A%2F%2Fwww.eledia.org%2Fstudents-reports%2F339%2F1%2FDISI-11-075.R110.pdf&rft.identifier=++Franceschini%2C+Gabriele+and+Donelli%2C+Massimo+and+Azaro%2C+Renzo+and+Massa%2C+Andrea++(2006)+Inversion+of+Phaseless+Total+Field+Data+using+a+Two-Step+Strategy+based+on+the+Iterative+Multi-Scaling+Approach.++%5BTechnical+Report%5D+++++