ON THE STRUCTURE OF CHINESE WEB 2002

Based on the data produced from four consecutive crawling processes, a comprehensive report on the structure of Chinese web as of dawn of the year 2002 is presented. The prominent results include ① the scale of Chinese web is about 50 million web pages and 50 thousand active websites; ② more than 2/3 websites are deployed in less than 1/3 big cities and provinces; ③ the Chinese web is highly connected with diameter of 17; ④ the distribution of in-degrees of web pages follows a power-law nicely; and ⑤ strong evidence exists for large amount of web communities that are formed autonomously.