A Text Classification Algorithm for Telephone Appeal Based on DenseNet for Power Field

A text classification and word segmentation technology, which is applied in text database clustering/classification, unstructured text data retrieval, calculation, etc., can solve the problems of text feature sparsity sensitivity, deepening network level, slow classification speed, etc. Space utilization and efficiency, improving data quality, and reducing dimensionality

Active Publication Date: 2020-09-18
STATE GRID ZHEJIANG HANGZHOU XIAOSHAN POWER SUPPLY CO +3
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AI Technical Summary

Problems solved by technology

However, this method will deepen the network level, requires a huge amount of parameters to be trained, and is sensitive to the sparsity of text features, and the classification speed is slow, which cannot well meet the requirements of classifying telephone appeal texts in the power field.

Method used

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  • A Text Classification Algorithm for Telephone Appeal Based on DenseNet for Power Field
  • A Text Classification Algorithm for Telephone Appeal Based on DenseNet for Power Field
  • A Text Classification Algorithm for Telephone Appeal Based on DenseNet for Power Field

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Embodiment 1

[0038] Such as figure 1 As shown, a DenseNet-based phone appeal text classification algorithm for the electric power field provided by Embodiment 1 of the present invention includes the following steps,

[0039] S1. Obtain the text of the phone appeal to be classified;

[0040] S2. Preprocessing the phone appeal text obtained in step S1;

[0041] S3. Perform data augmentation according to the preprocessed phone appeal text in step S2;

[0042] S4. Establishing a vocabulary dictionary according to the augmented data in step S3;

[0043] S5. Carry out word vector id matching according to the vocabulary dictionary established in step S4;

[0044] S6, performing word vector dimensionality reduction on the matched word vector in step S5;

[0045] S7. Using ResNet and DenseNet-BC to perform 1×1 convolution layer processing on the word vector after dimension reduction in step S6, and splicing the feature values ​​of the same size obtained after the convolution layer processing; ...

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Abstract

The invention discloses a telephone appeal text classification algorithm based on DenseNet facing the electric power field, belonging to the technical field of text classification algorithms, through preprocessing the text to be classified, data augmentation, establishing a vocabulary dictionary, word vector id matching, and word vector reduction Dimensions, concatenated eigenvalues, and random permutations and combinations of concatenated eigenvalues ​​are used to obtain a text classifier, and the text classifier is used to classify text. The DenseNet-based phone appeal text classification algorithm for the electric power field provided by the present invention can effectively make up for the shortcomings of traditional algorithms, and can well adapt to the characteristics of strong professionalism, large length differences, and mixed characters and numbers in electric power appeal texts. On the premise of ensuring the classification accuracy, the complexity of the model is reduced, and the rapid and accurate classification of the telephone appeal text in the electric power field is realized, which satisfies the classification requirements well.

Description

technical field [0001] The invention relates to the technical field of text classification algorithms, in particular to a text classification algorithm for telephone appeals based on DenseNet facing the electric power field. Background technique [0002] With the popularization and improvement of power grid construction, there are more and more grid users. In order to ensure the stability of power grid power supply and improve the satisfaction of users with electricity, the power grid company has built a telephone feedback platform, and users can consult the service content through the telephone feedback platform. , Reflecting power failures, making evaluations on the grid company, making comments or complaints to the grid company, etc. In order to better improve the construction and service of power grid companies through the telephone feedback platform, it is necessary to classify the text of telephone appeals. Existing classification methods generally classify texts thro...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): G06F16/35G06F40/289G06N3/04G06N3/08
CPCG06N3/08G06F40/289G06N3/045
Inventor 王亿陆岷章晨璐汪宇杰李豪帅吴亦灵孔锋峰邱海锋陈杰翁利国陈辉
Owner STATE GRID ZHEJIANG HANGZHOU XIAOSHAN POWER SUPPLY CO
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