Search engines How many stories in ten years-search engine technology

With the rise and fall of the Internet, search engine also experienced 10 years of ups and downs, it is how to become the Internet in the future an important point of growth? Who has got the "four barrels of gold" of the internet?
　　 1995-Directory Search prevalence
On a simple home page, in the Keyword input box to enter the content to find, we immediately get the relevant information, this is the search engine that we are now used to. But ten years ago, when the first generation of search engines had just appeared, the search was almost all exclusively directories.
Speaking of directory-type search classification, we naturally think of the famous Yahoo interface, this concise format was then a considerable number of comprehensive web site to follow. The Yahoo site originated from two founder David Filo (David Filo) and Jerry Yang, two PhD students from the Department of Electrical Engineering at Stanford University in the United States. They first set up their own web guide database in April 1994. In the same year, in order to solve their own written list too long, inconvenient issues, they turned the "info bank" into a customizable database designed to meet the needs of tens of thousands of users who are just beginning to use Web services through the Internet community, with easy access to political, economic, cultural, technological, real estate, education , art, entertainment, sports and other aspects of the information. They then developed customizable software to help Internet users find, identify, and edit data stored on the Internet more efficiently. This search method does not provide any search results to the user, and the associated links are also manually added to the directory. But in the case of only thousands of valid websites at that time, this method is very practical and convenient.
The search of Chinese catalogue method can be traced back to the August 1996 officially registered letter of love Electronic Technology (Beijing) Co., Ltd. It is the predecessor of Sohu Company, was founded by the founder of Tsinghua University in the United States, Dr. Charles Zhang, and in November 1996, including the United States, MIT Negroponte, Edward Robert and other investors of the first venture capital. February 1998 launched the Chinese search engine-Sohu, Zhang's slogan was to do China's Yahoo. With the basis of the classification search and advantages, Sohu also rapidly developed into a comprehensive network portal, and the introduction of rich characteristics of the channel, began to provide a variety of network services. And then further to include the United States Intel Corporation, Dow Company, Morningside Company, IDG Company, surplus branch power, Lenovo and other world-renowned companies of venture capital. July 12, 2000, Sohu listed in the United States Nasdaq Listing (NASDAQ:SOHU), from a well-known domestic enterprises to develop into an international brand.
With Sohu time Close, NetEase is also the earliest to carry out Chinese early search of one of the main website. NetEase was founded in June 1997, starting from its inception, it also launched a full Chinese search engine services. But NetEase is not based on this kind of service, mail and community interaction is its advantage on the Internet at that time. Because of these characteristics, 2000 months June, NetEase in the United States Nasdaq Stock market listing transactions. Until September 20, 2001, NetEase announced a complete upgrade of its search engine, but the search is in the world's leading search engine technology with Google, based on the use of Google technology. In its formal launch of its own research and development of full-featured search engine, the New keyword advertising search services, but also include directory and site search, news and channel search, alumni and the mall and other features of the NetEase to match the search.