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Device measurement data processing method, system and terminal based on deep neural network

A deep neural network and measurement data technology, which is applied in the field of power station equipment data processing, can solve the problems of equipment measurement data difficult to integrate, different implementation standards and strengths, and non-standard wording, so as to solve the problem of standardization of measurement points, Avoid unsatisfactory results, effects that change the length of text

Active Publication Date: 2021-11-02
GUODIAN DADU RIVER POWER ENG
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  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

The staff of each station are highly subjective to the equipment measurement data, resulting in simple text language expression, less vocabulary, and various descriptions. Compared with PPIS data rules, the words are relatively irregular, resulting in different implementation standards and efforts. It is difficult to integrate the measurement data of equipment at each station

Method used

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  • Device measurement data processing method, system and terminal based on deep neural network
  • Device measurement data processing method, system and terminal based on deep neural network
  • Device measurement data processing method, system and terminal based on deep neural network

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0056] Embodiment 1: A method for processing equipment measurement data based on a deep neural network, such as figure 1 shown, including the following steps:

[0057] Step 1: Perform entity recognition on the measurement data of the target equipment through a recognition model based on a bidirectional long-short-term memory neural network and a conditional random field, and obtain a short text sequence represented by a character vector and a word vector after labeling.

[0058] The recognition model includes an input layer, a two-way long-short-term memory network layer, a vector representation layer, an attention layer, and a conditional random field layer.

[0059] Input layer: use the word2vec model to pre-train the input characters to obtain the character embedding sequence .

[0060] Bidirectional long-term short-term memory network layer: The character embedding sequence is used as the input of each time step of the bidirectional long-term short-term memory network, ...

Embodiment 2

[0082] Embodiment 2: A device measurement data processing system based on a deep neural network, such as figure 2 As shown, it includes an entity recognition module, a data processing module, and an automatic coding module.

[0083] The entity recognition module is used to perform entity recognition on the measurement data of the target equipment through the recognition model established based on the two-way long-term short-term memory neural network and the conditional random field, and obtain the short text sequence represented by the character vector and the word vector after labeling. The data processing module is used to expand the short text sequence and input it into the convolutional neural network, obtain the deep semantics of the short text by learning the deep features in the short text, and perform clustering processing according to the deep semantics of the short text to obtain the clustering equipment measurement data . The automatic coding module is used to ob...

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Abstract

The invention discloses an equipment measurement data processing method, system and terminal based on a deep neural network, and relates to the technical field of power station equipment data processing. The key points of the technical solution are: a recognition model established based on a bidirectional long-short-term memory neural network and a conditional random field Entity recognition is performed on the measurement data of the target device, and a short text sequence represented by a character vector and a word vector after labeling is obtained; the short text sequence is expanded and input into a convolutional neural network, and the short text is obtained by learning the deep features in the short text According to the deep semantics of the short text, the clustering equipment measurement data is obtained after clustering processing according to the deep semantics of the short text; the mapping relationship between the historical equipment measurement data and the standard code is obtained through pre-built training model training, and the clustering equipment After the measurement data is input into the training model, combined with the mapping relationship, the new measurement data predicts the coding label. The invention can perform unified and standardized automatic encoding processing on different devices.

Description

technical field [0001] The present invention relates to the technical field of power station equipment data processing, more specifically, it relates to a deep neural network-based equipment measurement data processing method, system and terminal. Background technique [0002] The process of power station safety monitoring involves many different types of sensor equipment and operating equipment, and there are certain differences in the management of each power station, which makes data sharing difficult. At present, the definition of equipment measurement data in the core basic platforms of each station, such as monitoring systems and condition monitoring systems, only considers the implementation of their respective systems. At that time, there was no unified definition standard for equipment measurement data. The staff of each station are highly subjective to the equipment measurement data, resulting in simple text language expression, less vocabulary, and various descrip...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): G06F16/35G06F40/289G06F40/295G06F40/30G06N3/04
CPCG06F16/35G06F40/289G06F40/295G06F40/30G06N3/045
Inventor 罗玮刘金全杨庚鑫许剑
Owner GUODIAN DADU RIVER POWER ENG
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