title: Improved estimators for fractional Brownian motion via the expectation–maximization algorithm

authors: Russell Fischer and Metin Akay,

source；Medical Engineering & Physics
Volume 24, Issue 1, January 2002,Pages 77-83

link：http://www.sciencedirect.com/science?_ob=ArticleURL&;_udi=B6T9K-44Y0VG8-4&_user=1555633&_coverDate=01%2F31%2F2002&_rdoc=1&_fmt=high&_orig=search&_sort=d&_docanchor=&view=c&_searchStrId=1292634709&_rerunOrigin=scholar.google&_acct=C000053088&_version=1&_urlVersion=0&_userid=1555633&md5=c6a5dde6103425aa04ef2ba59d748835