Free For All link page
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A Free For All link page (FFA) is a web page set up ostensibly to improve the search engine placement of a particular web site. Webmasters typically will use placement software to place a link to their site on hundreds … Read More

Reciprocal links
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A reciprocal link is a mutual link between two objects, commonly between two websites in order to ensure mutual traffic. Example: Alice and Bob have websites. If Bob’s website links to Alice’s website, and Alice’s website links to Bos’s website, … Read More

Link exchange
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Link Exchange (“Reciprocal Link Exchange”) is the practice of exchanging links with other websites. There are many different ways to arrange a link exchange with webmasters. The simplest way of doing it is to email another website owner and ask … Read More

Link campaigns
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Link campaigns are a form of online marketing and is also a method for search engine optimization. A business seeking to increase the number of visitors to its web site can ask its strategic partners, professional organizations, chambers of commerce, suppliers, … Read More

Keyword stuffing
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Keyword stuffing is considered to be an unethical Search engine optimization (SEO) technique. Keyword stuffing occurs when a web page is loaded with keywords in the meta tags or in content. The repetition of words in meta tags, may explain … Read More

Keyword density
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Keyword density is the percentage of words on a web page that match a specified set of keywords. In the context of search engine optimization keyword density can be used as a factor in determining whether a web page is … Read More

Clustering and relevance in SE
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There is also much confusion between the notions of similarity and relevance. These are not the same thing. It has often been said by many companies doing topic clustering, document filtering, and other such applications that their algorithms function by … Read More

Algorithms for relevance in SE
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In the simplest case, relevance can be calculated by examining how many times a query term appears in a document (term frequency), possibly combined with how discriminative that query term is across the searched collection (often called Term Frequency-Inverse Document … Read More

Relevance
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In computer science, and particularly in search engines, relevance is a numerical score assigned to a search result, representing how well the result meets the information need of the user that issued the search query. In many cases, a result’s … Read More

High quality web sites typically rank well
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A webmaster who wants to maximize the value of a web site can read the guidelines published by the search engines, as well as the coding guidelines published by the World Wide Web Consortium. If the guidelines are followed, and … Read More

Black hat methods in SEO
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Spamdexing is the promotion of irrelevant, chiefly commercial, pages through deceptive techniques and the abuse of the search algorithms. Many search engine administrators consider any form of search engine optimization used to improve a website’s page rank as spamdexing. However, … Read More

White hat methods
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So-called “white hat” methods of SEO involve following the search engines’ guidelines as to what is and what isn’t acceptable. Their advice generally is to create content for the user, not the search engines; to make that content easily accessible … Read More

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