Like This? You'll Hate That. (Not All Web Recommendations Are Welcome.)
By LAURIE J. FLYNN
Published: January 23, 2006
SAN FRANCISCO, Jan. 22 - On Amazon.com, a customer interested in buying the novel "The Life of Pi" is also shown "The Kite Runner" because other Amazon customers - presumably with similar tastes - also purchased that book. That's just one approach among many in the science of recommendation software.