中人氏大學 数据与知识工程研究所 RENMIN UNIVERSITY OF CHINA Institute of Data and Know ledge Eng ineer ing About PIM Workshop Origin About 2005 PIM Workshop A few elementary concepts of PIM About 2006 PIM Workshop WDMWDM About PIM Workshop • Origin • About 2005 PIM Workshop • A few elementary concepts of PIM • About 2006 PIM Workshop