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233 results about "Vertical search" patented technology

A vertical search engine is distinct from a general web search engine, in that it focuses on a specific segment of online content. They are also called specialty or topical search engines. The vertical content area may be based on topicality, media type, or genre of content. Common verticals include shopping, the automotive industry, legal information, medical information, scholarly literature, job search and travel. Examples of vertical search engines include the Library of Congress, Mocavo, Nuroa, Trulia and Yelp.

Method, system and device for querying vertical search

The embodiment of the invention discloses a method, a system and a device for querying a vertical search, wherein the method comprises the following steps: a query server acquires the query information of a user; the query server acquires a query result from a lookup dictionary of a commodity category server according to the query information, wherein the query result refers to the commodity sub-categories under the commodity category matched with the query information and corresponding weight of the commodity sub-categories; and the query server sorts the commodity sub-categories in the query result according to the corresponding weight thereof, and sends the obtained sort result to the user, so that the user looks up the commodity sub-categories, and a log server generates a log according to the commodity category looked up by the user and the query information, and sends the log to an analysis server to carry out statistical analysis and then obtain a statistical analysis result, wherein the statistical analysis result is used for updating the lookup dictionary of the commodity category server for subsequent query. Through the method, the system and the device provided by the embodiment of the invention, the query result returned to the user according to the click records of the user is implemented, and the correlation between the query result and the user query is improved.
Owner:ALIBABA GRP HLDG LTD

Academic core author excavation and related information extraction method and system based on complex network

The invention belongs to the field of data mining, aims to solve the problem of excavating core authors in an academic field and intelligently extracting related information of the authors, and provides an improved academic core author excavation and information extraction method and system based on a core node discovery algorithm in the social network analysis technology. The method combines the vertical search technology, the social network analysis technology and the text analysis technology, and can find the core authors or groups of the academic field in the mass of information to further obtain related information of the authors. The method uses the vertical search technology to collect open source literature data, uses the bibliometric technology and the complex network analysis technology to analyze the importance of a variety of social entities in the data, and utilizes a community discovery algorithm to perform entity clustering based on the closeness degree of relationships between entities to find out an academic community. Users can find the core authors or an institution according to an entity importance ranking, and find the leadership team according to published articles amount distribution of cooperative groups.
Owner:INST OF AUTOMATION CHINESE ACAD OF SCI

Domain-oriented network information search method

The invention provides a domain-oriented network information search method. By the domain-oriented network information search method, data information can be unified on the same platform, information of multiple data sources can be searched, and various formats of data including structured, semi-structured and unstructured data are supported. The domain-oriented network information search method which is a network information acquisition method includes steps of enabling domain experts to specify domain website sets, submitting keywords according to domain characteristics and creating a domain keyword bank; compiling information acquisition strategies according to link and content analysis and then acquiring target web pages in domain websites; and extracting, filtering and classifying acquired information of the web pages, creating a database and storing the information according to an inverted index. The domain-oriented network information search method is specifically implemented by a web page acquisition spider module, a classifier training module and a data index module. The domain-oriented network information search method is high in adaptability and topic relevance, and a vertical search engine using the method as a core is high in recall ratio and precision ratio.
Owner:BEIJING INFORMATION SCI & TECH UNIV
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