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52 results about "Combinatorial search" patented technology

In computer science and artificial intelligence, combinatorial search studies search algorithms for solving instances of problems that are believed to be hard in general, by efficiently exploring the usually large solution space of these instances. Combinatorial search algorithms achieve this efficiency by reducing the effective size of the search space or employing heuristics. Some algorithms are guaranteed to find the optimal solution, while others may only return the best solution found in the part of the state space that was explored.

Method and system for searching a wide area network

A method and system for searching a wide area network that enables users to find the information they seek more quickly and more easily than prior art search engines are disclosed. The method employs various innovative processes that can be included separately or in combination in different embodiments of the invention to improve searching on a wide area network. These processes include a process for making use of a user's prior search queries for query definition; a process for similarly making use of prior search queries by other users; a process for expanding and clarifying the meaning of queries; a process for including paid and other preferred results in an overall query result; a process for using user evaluation data from previous search query results to identify results that should be included or removed from a current result; a process for executing the selected search query, or set of queries, on one or more search engines, collecting the search results and combining the search results; a process for removing subordinate pages from a search result; a process for testing Web pages that appear on a search result, and removing or flagging pages which are unresponsive or slow to respond; a process for ranking search results by applying a set of ranking factors; a pre-caching process enabling faster viewing of search result; a process for providing links to a set of related Webrooms; a process for providing a set of Web maps for Web pages identified in the search results; and a process for integrating user evaluation of the content and usefulness of the Web pages provided by a search and other user data for system use in enhancing search effectiveness.
Owner:INTELLECTUAL VENTURES I LLC

Article searching method and device based on hand drawing

The invention discloses an article searching method and device based on hand drawing, and relates to the technical field of computers. A specific embodiment of the method comprises the steps of receiving a hand-drawn image, extracting a hand-drawn image in the hand-drawn image, and identifying feature information in the hand-drawn image; comparing the hand-drawn image with each article image in anarticle image library to extract article images of which the similarity exceeds a preset similarity threshold, obtaining article information corresponding to each extracted article image, and arranging the article information to generate a first article list; converting the feature information into a feature text label, performing article search based on the feature text label, and combining thesearched article information to obtain a second article list; and combining the article information in the first article list and the second article list to obtain a third article list, and displayingthe third article list. According to the embodiment, when the user cannot provide accurate keywords and cannot obtain corresponding article pictures, a more flexible search mode can be provided for the user, and the search experience of the user is improved.
Owner:BEIJING WODONG TIANJUN INFORMATION TECH CO LTD +1
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