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30 results about "Indexer" patented technology

In object-oriented programming, an indexer allows instances of a particular class or struct to be indexed just like arrays. It is a form of operator overloading.

System and method for search, index, parsing document database including subject document having nested fields associated start and end meta words where each meta word identify location and nesting level

An indexer indexes a database of documents, and a search engine searches the database of documents. Nesting level information stored in index entries is used to identify, and match together, start and end meta words comprising fields at assorted nesting levels within a document. Based on a query specifying words to be found within fields, spatial criteria are applied to the identified meta words to determine if the specified words are found within the specified fields. A subset of the documents have nested fields, and each nested field has an associated start meta word and end meta word. Each meta word has an associated nesting level. Each document is indexed by parsing the document to determine locations within the document of words and meta words, as well as the nesting level associated with each meta word. An index is generated that has word entries, meta word entries, and generic meta word entries. The meta word entries indicate locations within the documents of an identified meta word, as well as the nesting level of the meta word. The generic meta word entries identify locations within the document of a class of meta words, including meta words at all nesting levels of the meta words within the document. For each identified location within the generic meta word entry, the generic meta word entry also includes nesting level information associated with the meta word at the identified location.
Owner:VALTRUS INNOVATIONS LTD +1

Index structure and retrieval method for ultra-large fingerprint base

The invention is used for fingerprint indexing of an ultra-large type fingerprint database. The invention discloses an indexing structure and retrieval method for an ultra-large type fingerprint database, belongs to the computer identification field, and in particular relates to the fields such as fingerprint identification, database, data retrieval, image processing, etc. The invention disclosesa construction method for an ultra-large type fingerprint database retrieval system structure, an index evaluation method based on index matching error probability, a fingerprint indexing method based on layering depth index, and an index evaluation method based on one-edge and multiple-time matching structure characteristics for quickening the indexing of the ultra-large type fingerprint database, which have practical value and common applicability. In the off-line database establishment procedure, three searchers with complementary functions of hash indexing, layering depth indexing and characteristic value indexing are built according to the index evaluation method based on index matching error probability; and in the on-line indexing procedure, searchers according to the index evaluation method based on index matching error probability and the index evaluation method based on one-edge and multiple-time matching structure characteristics are built.
Owner:BEIJING UNIV OF POSTS & TELECOMM

Industrial intelligent search system

The invention discloses an industrial intelligent search system which comprises a scheduler, a collector, a knowledge engine, an industrial dictionary and a word segmentation device. The collector is used for carrying out data collection and data processing according to task requirements; the collector is in communication connection with the scheduler, and the scheduler is used for monitoring the execution condition of a collection task in real time according to a task list; the collector transmits the collected data to a database; the database is in communication connection with the indexer and the knowledge engine; the indexer is in communication connection with the index database; the index database is respectively in communication connection with the industrial dictionary and the searcher; the industrial dictionary is in communication connection with the word segmentation device; the word segmentation device is used for splitting a text into a vocabulary list; according to the method, the industrial enterprise information search efficiency and accuracy can be effectively improved, and the requirement of manufacturing enterprise users for personalized search of internal information is met; and the industrial manufacturing field lexicon covers the whole process from design to scrapping, and the pertinence is high.
Owner:北京能科瑞元数字技术有限公司

Large-scale two-dimensional and three-dimensional space data search engine based on network

The invention provides a large-scale two-dimensional and three-dimensional space data search engine based on a network. The large-scale two-dimensional and three-dimensional space data search engine structurally comprises a space indexer module, a space server module and an application program interface module. The spatial indexer module is used for establishing a spatial index record database. The space server module comprises a queue response processor and a solr search server module. The application program interface module comprises a query interface and a feedback interface. The output end of the spatial index record database and a query interface of the application program interface module are respectively connected with the solr search server module, and the output end of the solr search server module is connected with a feedback interface of the application program interface module and is output to the outside through the feedback interface. According to the method, modular design is adopted, data of different scales can be searched for conveniently, expansion is easy, the query speed of large-scale two-dimensional and three-dimensional space information is greatly increased, and the quality of a data source and the retrieval accuracy are remarkably improved.
Owner:苏州昂图信息科技有限公司

Data backtracking output method and device, electronic equipment and storage medium

PendingCN113779022AAvoid revert processingAvoid reduction processing such as decompression processingHardware monitoringSpecial data processing applicationsIndexerTheoretical computer science
The invention provides a data backtracking output method and device, electronic equipment and a storage medium, and relates to the technical field of computers. The data backtracking output method comprises the following steps: initializing a target data structure, and receiving event data; extracting dimension data from the event data, determining index data corresponding to the dimension data, and storing the index data into a dimension indexer; storing the dimension data into a feature domain corresponding to the target data structure based on the index data; and if it is detected that the target dimension data in the feature domain is greater than or equal to the statistical threshold, backtracking and outputting all dimension data corresponding to the target dimension data from the target data structure. According to the technical scheme, the dimension data in the event data can be stored in the target data structure, the storage efficiency of the dimension data is improved, the dimension data can be backtracked from the target data structure according to the index data, and the backtracking and output efficiency of the dimension data is improved.
Owner:BEIJING WODONG TIANJUN INFORMATION TECH CO LTD +1
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