brief introduction
Tianwang resource search system is one of the Chinese education and research computer network demonstration engineering applications. It is the research results of "Chinese code and distributed Chinese and English information discovery" in the "Ninth Five-Year" key scientific and technological research projects, and in 1997 10 On the 29th officially provided Web information navigation service to the majority of Internet users on the 29th. The Tianwang System is designed and developed by Peking University Computer System Network Research Office. At present, it has been included in 10.5 billion web pages and a large number of news group articles, updated fast, functional specifications; feedback content is complete, including web headings, date, length, and code; can be further retrieved in feedback results; support email query. Its significant feature is to support Chinese and English search on the language, and most of the domestic search engines collect only Chinese websites and cannot be used to find English websites.
In addition to the WWW home page search, Tianwang also provides FTP site search ("Tianwang file") to provide convenience for advanced users to find specific files. At the same time, Tianwang divides the FTP file into movies and cartoons, MP3 music, program downloads, document resources, and the user can click on the directory navigation search engine to find the FTP file you need.
The services provided by Tianwang also include "Tianwang Directory" and "Tianwang Topics". The former uses the automatic classification technology of the Chinese webpage developed by the Tianwang Question Group to classify the web page. The latter includes several very distinctive columns, such as the "Beijing University School", "Beijing Chemical Technology School Search "," News Search "," 1000 University Search "," Unix Related Searches ".
Similar to Google, Tianwang also provides toolbar "Tianwang Search" that can be integrated in Internet Explorer, which can be placed in the WINDOWS taskbar, and users can search without opening IE.
Netease search engine features
1. Support Chinese and English search on the language. Most of the search engines in China are only included in the Chinese website, used to find the domestic English website 2, support WWW file transfer formats on the file format, but also support the FTP file transfer format. Tianwang divides the FTP file into movies, cartoons, MP3 music, program downloads, develop resources, four categories, users can click on the directory navigation search engine, click to find the FTP files you need.
Search engine instructions
First, access the Tianwang FTP search engine from the homepage: Enter the file name you want to query in the Tiannage Home input box, you can include "*" (all character), "?" (Wild character), space (Represents several queries and). Click the "Search FTP file" with the mouse to get the query result. Second, FTP search for common functions in the "FTP Retrieval" page: 1. Simple search: Use method is the same.
2. Search files by category. Enter the matching string as described above, click on "Classification Search", such as "Image", "Sound", "Video", "Compressed", "Document", "Program", "Directory" , "Source Code", search the search engine search file in the specified type. For example, click "Image", look for files that match the matching string in all image files.
3, use shortcuts. Tianwang search engines provide shortcuts for users commonly used search, very simple, directly click on the shortcuts you want. There is current shortcut: "Movie", "MTV & Cartoons", "MP3 Music", "GIF Animation", "Flash Movie".
Third, FTP complex Search: Click "FTP complex option" from the FTP search page to enter the FTP Complex Search page. In the complex search page, if not fill in or not, it means using the default value.
1. File size filtering: Select the range of file size in the two drop-down lists of "File Size".
2. File Date Filter: At the beginning of the "File Date", the start time "**** ** month ** day" and the date of the date "**** year ** month ** prior to".
3. Page Display Number: Select the number of results per page in "Maximum Display".
4. Document Type: Select a restricted file type in the Document Type drop-down list, such as "Image", "Sound", "Video", "Compressed", "Document", "Program", "Directory", Source code.
5. Site range limit search: The FTP search engine creates a search index within the system specified by the system, you can "Please select the site you want to qualify (I don't choose to all sites):" Select one or several below You like or faster than you, if you don't choose, you are searching in all sites.
When you enter the input box input as "1,", click "Start Search" to search under the specified criteria after the filtering criteria settings appear.
Fourth, the use of the FTP search results page: 1. The "Tianwang Search" picture in the upper left corner of the result page has a link to the "Skynet Home", click to return to the home page.
2. The top right of the page is "Query" in the result "or" New Search "form. If you want to continue in-depth query in the result, enter a new string in the input box, click "Find in the results"; if you want to perform additional conditions, query strings, in the input box, please in the input box Enter a new string and click "New Search".
3, change the page link: When the number of results cannot be displayed in a page, the system automatically generates a change link. Please click on the result of the page you want to switch on the right side of the "Select Page" or "Previous Page "," Next "link.
4, the result shows that the icon before each result is the file type picture of the file, indicating "image", "sound", "video", "compression", "document", "program", "directory", source Code "or represents the file type of the search engine system; the icon is the file name, click to open the file; the file name is the file's creation time and file size; the file name is the directory where the file is located, click on This directory is opened in the new window.
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