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  2. Web query classification - Wikipedia

    en.wikipedia.org/wiki/Web_query_classification

    The search engine can organize the large number of Web pages in the search results, according to the potential categories of the issued query, for the convenience of Web users' navigation. Vertical search , compared to general search, focuses on specific domains and addresses the particular information needs of niche audiences and professions.

  3. Taxonomy for search engines - Wikipedia

    en.wikipedia.org/wiki/Taxonomy_for_search_engines

    Taxonomy for search engines refers to classification methods that improve relevance in vertical search. Taxonomies of entities are tree structures whose nodes are labelled with entities likely to occur in a web search query. Searches use these trees to match keywords from a search query to keywords from answers (or snippets).

  4. UNSPSC - Wikipedia

    en.wikipedia.org/wiki/UNSPSC

    The United Nations Standard Products and Services Code (UNSPSC) is a taxonomy of products and services for use in eCommerce. It is a four-level hierarchy coded as an eight-digit number, with an optional fifth level adding two more digits. The latest release (August 14, 2023) of the code set is 26.0801. [1]

  5. Web Ontology Language - Wikipedia

    en.wikipedia.org/wiki/Web_Ontology_Language

    The Web Ontology Language (OWL) is a family of knowledge representation languages for authoring ontologies.Ontologies are a formal way to describe taxonomies and classification networks, essentially defining the structure of knowledge for various domains: the nouns representing classes of objects and the verbs representing relations between the objects.

  6. Taxonomy - Wikipedia

    en.wikipedia.org/wiki/Taxonomy

    Engström et al. [14] suggest and evaluate the use of a taxonomy to bridge the communication between researchers and practitioners engaged in the area of software testing. They have also developed a web-based tool [15] to facilitate and encourage the use of the taxonomy. The tool and its source code are available for public use. [16]

  7. Faceted classification - Wikipedia

    en.wikipedia.org/wiki/Faceted_classification

    Faceted classification may actually employ hierarchy in one or more of its facets, but allows for the use of more than one taxonomy to classify objects. Faceted classification systems allow the assignment of multiple classifications to an object, and enable those classifications to be applied by searchers in multiple ways, rather than in a ...

  8. Automatic taxonomy construction - Wikipedia

    en.wikipedia.org/wiki/Automatic_taxonomy...

    Automatic taxonomy construction (ATC) is the use of software programs to generate taxonomical classifications from a body of texts called a corpus. ATC is a branch of natural language processing , which in turn is a branch of artificial intelligence .

  9. List of Prokaryotic names with Standing in Nomenclature

    en.wikipedia.org/wiki/List_of_Prokaryotic_names...

    List of Prokaryotic names with Standing in Nomenclature (LPSN) is an online database that maintains information on the naming and taxonomy of prokaryotes, [1] following the taxonomy requirements and rulings of the International Code of Nomenclature of Prokaryotes. [2] The database was curated from 1997 to June 2013 by Jean P. Euzéby. [3]