Seong-cheol Heo Kwang-deok Seo Kyu-Chan Roh Jae-kyoon Kim A New Requantization Method For Mpeg-1 To Mpeg-4 Transcoder. 2001 conf/icmcs/2001 ICME http://csdl.computer.org/comp/proceedings/icme/2001/1198/00/11980004abs.htm db/conf/icmcs/icme2001.html#HeoSRK01