Text keyword extraction method, apparatus and device, and storage medium
A keyword and text technology, applied in the field of text keyword extraction, can solve the problem of inaccurate document keyword extraction, and achieve the effect of improving accuracy and accuracy
- Summary
- Abstract
- Description
- Claims
- Application Information
AI Technical Summary
Problems solved by technology
Method used
Image
Examples
no. 2 example
[0078] On the basis of the first embodiment, the at least two texts to be matched include the first text and the second text; then after step S50, further include:
[0079] S60, acquire the keywords of the first text and the keywords of the second text, and use regular expression matching to generate a character string;
[0080] S70. Generate a first vector matrix according to the weight of each keyword in the first text and the character string;
[0081] S80. Generate a second vector matrix according to the weight of each keyword in the second text and the character string;
[0082] S90. Calculate the similarity between the first text and the second text according to the first vector matrix and the second vector matrix.
[0083]In this embodiment, keywords of the first text and the second text are extracted from all documents to be matched, for example, keywords of the bidding text and keywords of the bidding text are obtained. In this embodiment, regular expressions have t...
PUM
Abstract
Description
Claims
Application Information
- R&D Engineer
- R&D Manager
- IP Professional
- Industry Leading Data Capabilities
- Powerful AI technology
- Patent DNA Extraction
Browse by: Latest US Patents, China's latest patents, Technical Efficacy Thesaurus, Application Domain, Technology Topic, Popular Technical Reports.
© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap|About US| Contact US: help@patsnap.com