?url_ver=Z39.88-2004&rft_id=doi%3A10.1109%2FTNN.2005.845141&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Xu%2C+R.&rft.aulast=Xu&rft.aufirst=R.&rft.issue=3&rft.volume=16&rft.date=May+2005&rft.issn=1045-9227&rft.atitle=Survey+of+Clustering+Algorithms&rft.title=IEEE+Transactions+on+Neural+Networks&rft.pages=645-678&rft.genre=article