<abstract xmlns="http://www.w3.org/1999/xhtml"><p>There is a huge growth in the amount of documents of corporations in recent years. With this paper we aim to improve classification performance and to support the effective management of massive technical material in the domain-specific field. Taking the field of petro-chemical process as a case, we study in detail the influence of parameters on classification accuracy when using Support Vector Machine (SVM) and K-Nearest Neighbor (KNN) Text auto-classification algorithm. Advantages and disadvantages of the two text classification algorithms are presented in the field of petro-chemical processes. Our tests also show that more attention to the professional vocabulary can significantly improve the F1 value of the two algorithms. These results have reference value for the future information classification in related industry fields.</p></abstract>

There is a huge growth in the amount of documents of corporations in recent years. With this paper we aim to improve classification performance and to support the effective management of massive technical material in the domain-specific field. Taking the field of petro-chemical process as a case, we study in detail the influence of parameters on classification accuracy when using Support Vector Machine (SVM) and K-Nearest Neighbor (KNN) Text auto-classification algorithm. Advantages and disadvantages of the two text classification algorithms are presented in the field of petro-chemical processes. Our tests also show that more attention to the professional vocabulary can significantly improve the F1 value of the two algorithms. These results have reference value for the future information classification in related industry fields.

Chinese Text Auto-Categorization on Petro-Chemical Industrial Processes

School of Economics & Management, Beijing Institute of Petrochemical Technology, 102617 Beijing,

MES Department, PCITC Information Technology Co., Ltd., 100007 Beijing,

Cybernetics and Information Technologies

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

{"article-title":"Chinese Text Auto-Categorization on Petro-Chemical Industrial Processes"}

There is a huge growth in the amount of documents of corporations in recent years. With this paper we aim to improve classification performance and to support...

Chinese Text Auto-Categorization on Petro-Chemical Industrial Processes

Data publikacji: 25 sty 2017

Zakres stron: 69 - 82

DOI: https://doi.org/10.1515/cait-2016-0078

Słowa kluczowe
Text classification, KNN, SVM, petro-chemical, field-specific knowledge

© 2016 Jing Ni et al., published by De Gruyter Open

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Chinese Text Auto-Categorization on Petro-Chemical Industrial Processes

Data publikacji: 25 sty 2017

Zakres stron: 69 - 82

DOI: https://doi.org/10.1515/cait-2016-0078

Słowa kluczoweText classification, KNN, SVM, petro-chemical, field-specific knowledge

© 2016 Jing Ni et al., published by De Gruyter Open

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Słowa kluczowe
Text classification, KNN, SVM, petro-chemical, field-specific knowledge