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IEICE TRANSACTIONS on Information

Research on a Prediction Method for Carbon Dioxide Concentration Based on an Optimized LSTM Network of Spatio-Temporal Data Fusion

Jun MENG, Gangyi DING, Laiyang LIU

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Summary :

In view of the different spatial and temporal resolutions of observed multi-source heterogeneous carbon dioxide data and the uncertain quality of observations, a data fusion prediction model for observed multi-scale carbon dioxide concentration data is studied. First, a wireless carbon sensor network is created, the gross error data in the original dataset are eliminated, and remaining valid data are combined with kriging method to generate a series of continuous surfaces for expressing specific features and providing unified spatio-temporally normalized data for subsequent prediction models. Then, the long short-term memory network is used to process these continuous time- and space-normalized data to obtain the carbon dioxide concentration prediction model at any scales. Finally, the experimental results illustrate that the proposed method with spatio-temporal features is more accurate than the single sensor monitoring method without spatio-temporal features.

Publication
IEICE TRANSACTIONS on Information Vol.E104-D No.10 pp.1753-1757
Publication Date
2021/10/01
Publicized
2021/07/08
Online ISSN
1745-1361
DOI
10.1587/transinf.2021EDL8020
Type of Manuscript
LETTER
Category
Data Engineering, Web Information Systems

Authors

Jun MENG
  Beijing Institute of Technology
Gangyi DING
  Beijing Institute of Technology
Laiyang LIU
  Beijing Institute of Technology

Keyword