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Semantic-based self-adaption text classification method under cloud computing environment

A cloud computing environment and text classification technology, which is applied in text database clustering/classification, computing, unstructured text data retrieval, etc., can solve problems such as reduced efficiency, cost of manpower and material resources, prone to human errors, etc., and achieve high efficiency , reduce cost, and improve classification efficiency

Inactive Publication Date: 2014-10-15
EAST CHINA NORMAL UNIV
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AI Technical Summary

Problems solved by technology

From the 1960s to the end of the 1980s, knowledge engineering technology was the most important and most effective content text classification system during this period. It mainly used artificial methods to build classifiers, which was labor-intensive and prone to human errors.
[0003] The traditional statistics-based Chinese semantic classification method is based on a statistical method or model to extract keywords from the text. The efficiency of text classification in the cloud computing environment is low, and its efficiency will decrease significantly as the number of categories increases.

Method used

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  • Semantic-based self-adaption text classification method under cloud computing environment
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  • Semantic-based self-adaption text classification method under cloud computing environment

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Embodiment

[0033] Such as figure 1 As shown, a semantic-based adaptive text classification method under a cloud computing environment is characterized in that the method comprises the following steps:

[0034] Step1: The local agent extracts keywords and corresponding attributes of each text, and uploads them to the central terminal (central database).

[0035] Step1.1: Set the number of keywords to be extracted for each text;

[0036] Step1.2: Use the semantic-based keyword extraction algorithm to extract keywords, and obtain the corresponding attributes of the keyword, including the location, number of words, frequency of occurrence, part of speech, etc. of the keyword;

[0037] Step1.3: Upload keywords and their corresponding information to the center for statistics.

[0038] Step2: The center summarizes the data based on the received keywords and their corresponding attributes, calls the credit allocation algorithm to match a credit value for each keyword, generates a keyword list,...

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Abstract

The invention relates to a semantic-based self-adaption text classification method under a cloud computing environment. The method comprises the following steps: (1) extracting keywords of all texts and corresponding attributes of the keywords by a local agent end, and uploading to a center end; (2) performing summarization of data according to the received keywords and the corresponding attributes of the keywords; matching a credit value for each keyword to generate a keyword list, and transmitting to the local agent end; (3) performing classification on the texts by the local agent end according to the keyword list, and transmitting a classification result to the center end; (4) outputting the classification result by the center end. Compared with the prior art, the semantic-based self-adaption text classification method provided by the invention has the advantages of being high in text classification efficiency, high in accuracy, and the like.

Description

technical field [0001] The invention relates to a text classification method, in particular to an adaptive text classification method based on semantics in a cloud computing environment. Background technique [0002] With the development of the Internet and cloud technology, more and more applications are deployed to the cloud, which accommodates a large amount of various types of original information, including text information, sound information, image information, and so on. How to grasp the most effective information in the vast and complicated texts is always a major goal of information processing. The text classification system based on artificial intelligence technology can automatically classify a large number of texts according to the semantics of the text, so as to better help people grasp text information. In recent years, text classification technology has been gradually combined with information processing technologies such as search engines, information push, ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G06F17/30G06F17/27
CPCG06F16/35
Inventor 王肃沈佳杰郑骏陈志云江红
Owner EAST CHINA NORMAL UNIV