The SCAM Approach to Copy Detection in Digital Libraries
Narayanan Shivakumar, Héctor García-Molina · D-Lib Magazine · 1995
this article, we will give a brief overview of some proposed mechanisms that address each of the problems illustrated by the above two scenarios. In Copy Guarantees for Digital Publishers , we consider mechanisms that make it harder to redistribute or republish digital documents or their components with impunity. In Duplicate Detection in Information Retrieval , we discuss mechanisms that can remove near-duplicates (such as multiple formats) in sets of retrieved documents. We will then present the SCAM Registration Server that can assist in detecting illegal copies or copies within retrieved document sets. Copy Guarantees for Digital Publishers