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Position enquiring system based on free-running speech and position enquiring system based on key words

A natural language and query system technology, applied in the direction of selection devices, special data processing applications, instruments, etc., can solve the problems of limitations and inability to deal with the analysis of compound sentence keyword query semantic errors, etc., to improve the degree of freedom, accuracy and conciseness The effect of location information

Active Publication Date: 2008-03-05
数据堂(北京)科技股份有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

Therefore, limited in handling ambiguous queries and queries with semantic errors
[0016] Patent CN1466367A is a Chinese question answering system, which cannot handle complex sentences, keyword queries and analysis of semantic errors

Method used

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  • Position enquiring system based on free-running speech and position enquiring system based on key words
  • Position enquiring system based on free-running speech and position enquiring system based on key words
  • Position enquiring system based on free-running speech and position enquiring system based on key words

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Embodiment Construction

[0077] Hereinafter, preferred embodiments of the present invention will be described with reference to the accompanying drawings. In the drawings, the same elements will be denoted by the same reference symbols or numerals. Also, in the following description of the present invention, detailed descriptions of known functions and configurations will be omitted to avoid making the subject matter of the present invention unclear.

[0078] FIG. 1 shows a block diagram of a location query system based on a natural language query according to the present invention. Referring to FIG. 1 , the location query system includes a user interface 1 , a storage unit 2 , a location database 3 , a GIS interface 32 and a natural language query processing device 4 .

[0079] The location database 3 contains detailed data of all geographic entities in the location service, where spatial information and general information in the location service are stored. Spatial information includes location l...

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Abstract

The system comprises: a receiving unit used for receiving the nature language enquiry request; an access unit used for accessing the location body database and location enquiry language database; wherein, the location body database comprises the domain knowledge description in the location service; said location enquiry language database comprises a language model used for making the location service enquiry, a natural language enquiry process unit used for searching location body database and location enquiry language database; for the received natural language enquiry request, making fuzzing process for at least one of the request, and finding the corresponding location information from the location database; and a transmitting device used for transmitting the location information to the user end.

Description

technical field [0001] The present invention generally relates to the field of location search engines, more specifically, the present invention relates to a location query system based on natural language and its query method, a keyword-based location query system and its query method, and a location query system based on natural language and A keyword position query system and a query method thereof. Background technique [0002] With the development of mobile communication networks, especially the eve of the launch of 3G in China, local query services closely related to people's daily life will have a huge market in the near future. [0003] In addition, with the rapid development of economy and technology, people's life or work is becoming more and more globalized. When arriving in an unfamiliar environment, people will need information about hotels, car rentals, or medical services. More specifically, one even needs to look up eg a plumber, a restaurant, an accountant...

Claims

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Application Information

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IPC IPC(8): G06F17/30G06F17/27H04Q7/32
Inventor 丰强泽齐红威刘宇光刘慧峰王亚波刘晓炜福岛俊一
Owner 数据堂(北京)科技股份有限公司
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