Construction of Economic Indicators Using Internet Searches
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چکیده
منابع مشابه
Using internet searches for influenza surveillance.
The Internet is an important source of health information. Thus, the frequency of Internet searches may provide information regarding infectious disease activity. As an example, we examined the relationship between searches for influenza and actual influenza occurrence. Using search queries from the Yahoo! search engine ( http://search.yahoo.com ) from March 2004 through May 2008, we counted da...
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O ne major problem with purchasing through the Web is locating reliable suppliers that offer the exact product or service you need. In the usual approach, you access an indexing-based search engine, specify keywords for the purchase, and initiate the search. The outcome is typically a list ranked according to keyword matches—useful, but not always helpful. Keyword matches provide only one ingre...
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A vast amount of information is available on the Internet, and many tools have been developed to gather it. These include search engines such as AltaVista, Infoseek, Lycos, and many others. A main problem with current search engines is that broad, general queries produce a large volume of documents, many of which are totally irrelevant. At the same time, many relevant documents can be missing b...
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Geometric searching is an element of mesh generation, interpolation, visualization, collision detection, and many other tasks. The task is searching a cloud of points for the nearest point to a target or all cloud points within a specified distance from a target. This is inherently a O(N) search problem for each query if all N cloud points points are interrogated. Fortunately, this complexity c...
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ژورنال
عنوان ژورنال: SSRN Electronic Journal
سال: 2015
ISSN: 1556-5068
DOI: 10.2139/ssrn.2679256