?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.relation=http%3A%2F%2Fwww.eledia.org%2Fstudents-reports%2F389%2F&rft.title=An+Innovative+Multi-Resolution+Approach+for+DOA+Estimation+based+on+a+Support+Vector+Classification&rft.creator=Donelli%2C+Massimo&rft.creator=Viani%2C+Federico&rft.creator=Rocca%2C+Paolo&rft.creator=Massa%2C+Andrea&rft.subject=TU+Technical+Reports+and+Publications&rft.description=The+knowledge+of+the+directions+of+arrival+(DOAs)+of+the+signals+impinging+on+an+antenna+receiver+enables+the+use+of+adaptive+control+algorithm+suitable+for+limiting+the+effects+of+interferences+and+increasing+the+gain+towards+the+desired+signals+in+order+to+improve+the+performances+of+wireless+communication+systems.+In+this+paper%2C+an+innovative+multiresolution+approach+for+the+real-time+DOA+estimation+of+multiple+signals+impinging+on+a+planar+array+is+presented.+The+method+is+based+on+a+support+vector+classifier+and+it+exploits+a+multi-scaling+procedure+to+enhance+the+angular+resolution+of+the+detection+process+in+the+regions+of+incidence+of+the+incoming+waves.+The+data+acquired+from+the+array+sensors+are+iteratively+processed+with+a+support+vector+machine+(SVM)+customized+to+the+problem+at+hand.+The+final+result+is+the+definition+of+a+map+of+the+probability+that+a+signal+impinges+on+the+antenna+from+a+fixed+angular+direction.+Selected+numerical+results%2C+concerned+with+both+single+and+multiple+signals%2C+are+provided+to+assess+potentialities+and+current+limitations+of+the+proposed+approach.+(c)+2009+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=2009-08&rft.type=Technical+Report&rft.type=PeerReviewed&rft.format=text&rft.language=en&rft.identifier=http%3A%2F%2Fwww.eledia.org%2Fstudents-reports%2F389%2F1%2FDISI-11-027.R170.pdf&rft.identifier=++Donelli%2C+Massimo+and+Viani%2C+Federico+and+Rocca%2C+Paolo+and+Massa%2C+Andrea++(2009)+An+Innovative+Multi-Resolution+Approach+for+DOA+Estimation+based+on+a+Support+Vector+Classification.++%5BTechnical+Report%5D+++++