Learning Based Noise Identification Techniques Using Time-Frequency Analysis and the U-Net

Chih Hao Wang, Jian Jiun Ding, Chieh Sheng Chang, Liang Yu Ouyang

研究成果: 書貢獻/報告類型會議論文篇章同行評審

1 引文 斯高帕斯(Scopus)

摘要

In wireless communication, it is inevitable that the signal is highly affected by the noise. For example, for the radar located in the sea shore, due to the effects of sea clutter and remote detection range, the signal to noise ratio (SNR) is only about 015 dB. In this manuscript, we develop an advanced noise determination and removal algorithm based on the deep learning method of the U-net. The U-net is a pixel-wise classification network and widely used in image segmentation. In this work, we find that it is also an effective way to determine whether a pixel in the time-frequency domain is the signal part or the noise part, even in the low SNR case. It is very helpful for reducing the noise effect and improving the accuracy of fundamental frequency analysis for radar signal processing.

原文???core.languages.en_GB???
主出版物標題Proceedings - 2019 International Symposium on Intelligent Signal Processing and Communication Systems, ISPACS 2019
發行者Institute of Electrical and Electronics Engineers Inc.
ISBN(電子)9781728130385
DOIs
出版狀態已出版 - 12月 2019
事件2019 International Symposium on Intelligent Signal Processing and Communication Systems, ISPACS 2019 - Taipei, Taiwan
持續時間: 3 12月 20196 12月 2019

出版系列

名字Proceedings - 2019 International Symposium on Intelligent Signal Processing and Communication Systems, ISPACS 2019

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???event.eventtypes.event.conference???2019 International Symposium on Intelligent Signal Processing and Communication Systems, ISPACS 2019
國家/地區Taiwan
城市Taipei
期間3/12/196/12/19

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