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noindex. The noindex value of an HTML robots meta tag requests that automated Internet bots avoid indexing a web page. [1] [2] Reasons why one might want to use this meta tag include advising robots not to index a very large database, web pages that are very transitory, web pages that are under development, web pages that one wishes to keep ...
robots.txt is the filename used for implementing the Robots Exclusion Protocol, a standard used by websites to indicate to visiting web crawlers and other web robots which portions of the website they are allowed to visit. The standard, developed in 1994, relies on voluntary compliance. Malicious bots can use the file as a directory of which ...
Web crawler. A Web crawler, sometimes called a spider or spiderbot and often shortened to crawler, is an Internet bot that systematically browses the World Wide Web and that is typically operated by search engines for the purpose of Web indexing ( web spidering ). [ 1]
Metasearch engine. A metasearch engine (or search aggregator) is an online information retrieval tool that uses the data of a web search engine to produce its own results. [1] [2] Metasearch engines take input from a user and immediately query search engines [3] for results. Sufficient data is gathered, ranked, and presented to the users.
Search. Yahoo! Search is a search engine owned and operated by Yahoo!, using Microsoft Bing to power results. Originally, "Yahoo! Search" referred to a Yahoo!-provided interface that sent queries to a searchable index of pages supplemented with its directory of websites. The results were presented to the user under the Yahoo! brand.
New search engine: Yahoo! Search is launched. It is a search function that allows users to search Yahoo! Directory. [20] [21] It becomes the first popular search engine on the Web. [19] However, it is not a true Web crawler search engine. New search engine: Search.ch is launched. It is a search engine and web portal for Switzerland. [22] New ...
Some engines suggest queries when the user is typing in the search box. A search engine is a software system that provides hyperlinks to web pages and other relevant information on the Web in response to a user's query. The user inputs a query within a web browser or a mobile app, and the search results are often a list of hyperlinks ...
Ameca is primarily designed as a platform for further developing robotics technologies involving human-robot interaction. [10] She utilizes embedded microphones, binocular eye mounted cameras, a chest camera and facial recognition software to interact with the public. Interactions can be governed by either GPT-3 or human telepresence.