一、信息分类编码标准化的概述 信息存在于宇宙万物之中,上至天文下至地理,直到人们的衣、食、住、行。近几十年来人类社会所积累的信息量已经超过了以往两千年所积累的信息量的总和,一些人把这种现象称为信息泛滥或信息爆炸。一方面信息越积累越多,另一方面在需求时却越来越难以找到它们,要想从中找出为各种不同目标所需要的信息就象大海捞针一样困难。为了对付信息量猛增的 I. Classification of Information Coding Standardization Overview Information exists in the universe of everything from astronomy down to geography until people’s clothing, food, shelter and transportation. In recent decades, the amount of information accumulated by humankind has exceeded the sum of the amount of information accumulated in the past two millennia. Some people refer to this phenomenon as flood of information or information explosion. The more information that accumulates on the one hand, and the more difficult it is to find it when it is needed, and finding the information needed for a variety of different purposes is as difficult as finding it in a haystack. In order to deal with the surge of information