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Implementation of Quality Control Systems Based on Bi-LSTM-CRF #br# Algorithm for Meteorological Warning Information

  

  1. (1. Anhui Public Meteorological Service Center, Hefei 230031, China;
    2. School of Electrical Engineering and Automation, Anhui University, Hefei 230039, China)
  • Received:2019-01-29 Online:2019-06-14 Published:2019-06-14

Abstract: This paper adopts the bi-directional long short-term memory conditional random field (Bi-LSTM-CRF) algorithm to train the existing legal early-warning information database and the open domain Chinese parsing database through the bi-directional long short-term memory. At the same time, the conditional random field (CRF) model is used to label the word segmentation by effectively combining the label information before and after the warning. The quality control system of meteorological early-warning information based on the above algorithm has already been applied in the emergency warning information issuing system of Anhui Province. In the process of practical application, it has been proved that such system can directly and effectively monitor sensitive keywords and misspellings in the upcoming warning information, so as to help monitoring stuff make better judgments and play an important role in the quality controls of the issued weather warning information.

Key words: Bi-LSTM-CRF, Chinese word segmentation, meteorological warning, information quality control, intelligent monitoring

CLC Number: