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  2. Help:Searching/Features - Wikipedia

    en.wikipedia.org/wiki/Help:Searching/Features

    Say the search box is given two words.The search starts with two index lookups, and the two results are combined with a logical AND. But before they are displayed as search results, they must all be assigned a final score before the top twenty (listed on the first page) can be displayed, and they must be formatted with snippets and highlighting.

  3. Help:Searching - Wikipedia

    en.wikipedia.org/wiki/Help:Searching

    phab:T204089 – why you can't specifically include or exclude redirects from your search results; The alternative to searching = browsing a.k.a.: looking it up Wikipedia:Editor's index to Wikipedia – an enormous list of the Wikipedia community, intended to help find anything not in the encyclopedia itself. Advanced search methods. Help ...

  4. List of search engines - Wikipedia

    en.wikipedia.org/wiki/List_of_search_engines

    Desktop search product with Outlook plugin and limited support for other formats via IFilters, uses Lucene search engine. Proprietary (14-day trial) [7] Nepomuk: Linux: Open-source semantic desktop search tool for Linux. Has been replaced by Baloo in KDE Applications from release 4.13 onward. License SA 3.0 and the GNU Free Documentation ...

  5. Controlled vocabulary - Wikipedia

    en.wikipedia.org/wiki/Controlled_vocabulary

    A controlled vocabulary search may lead to unsatisfactory recall, in that it will fail to retrieve some documents that are actually relevant to the search question. This is particularly problematic when the search question involves terms that are sufficiently tangential to the subject area such that the indexer might have decided to tag it ...

  6. Incremental search - Wikipedia

    en.wikipedia.org/wiki/Incremental_search

    Screenshot of performing "Find as you type" in Mozilla Firefox. "ency" was being typed and the first matched text was highlighted in green.. In computing, incremental search, also known as hot search, incremental find or real-time suggestions, is a user interface interaction method to progressively search for and filter through text.

  7. Stemming - Wikipedia

    en.wikipedia.org/wiki/Stemming

    Google Search adopted word stemming in 2003. [20] Previously a search for "fish" would not have returned "fishing". Other software search algorithms vary in their use of word stemming. Programs that simply search for substrings will obviously find "fish" in "fishing" but when searching for "fishes" will not find occurrences of the word "fish".

  8. Approximate string matching - Wikipedia

    en.wikipedia.org/wiki/Approximate_string_matching

    With online algorithms the pattern can be processed before searching but the text cannot. In other words, online techniques do searching without an index. Early algorithms for online approximate matching were suggested by Wagner and Fischer [3] and by Sellers. [2] Both algorithms are based on dynamic programming but solve different problems.

  9. Wikipedia:Contents/Glossaries - Wikipedia

    en.wikipedia.org/wiki/Wikipedia:Contents/Glossaries

    Main list: Lists of English words Quebec French • Language teaching terms and ideas • Rhetorical terms • Alternative words for British • Greek words for love • Case-sensitive English words • Chicano Caló words and expressions • Dacian words • English words containing Q not followed by U • English words with disputed usage • French words of Arabic origin • Frequently ...