Holographic compression code technique is a kind of computer information processing technology. It can transfer the keywords,the title or the content of a Chinese record into an unique digital identifier. It greatly increases the speed of document retrieval and dramatically saves the space of information storage; Therefore it is widely used in the document retrieval system such as inverted file, inquiry, record comparison,etc.
方洁. 独创的中文压缩代码——全息压缩码[J]. 现代图书情报技术, 2004, 20(2): 87-88.
Fang Jie. The Unique Chinese Compression Code——Holographic Compression Code. New Technology of Library and Information Service, 2004, 20(2): 87-88.