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Radar-based blood pressure estimation using multiple features

  • Haotian Shi
  • , Jiasheng Pan
  • , Zhi Zheng
  • , Bo Wang
  • , Cheng Shen
  • , Yongxin Guo*
  • *Corresponding author for this work

Research output: Chapters, Conference Papers, Creative and Literary WorksRGC 32 - Refereed conference paper (with host publication)peer-review

Abstract

This paper presents a non-contact blood pressure measurement model based on the random forest algorithm and arterial pulse waveform detected by radar. After the radar signal is pre-processed with filtering and smoothing methods, feature parameters of arterial pulse waves are automatically extracted, and correlation analysis is conducted to further explore the relationship between feature parameters and blood pressure. Then, a blood pressure regression model based on the random forest is established. Compared with the reference blood pressure obtained by a sphygmomanometer, the DBP error of this model is 0.22 ± 3.85 mmHg(Mean Difference ± Standard Deviation), and the SBP error is 2.52 ± 6.73mmHg(Mean Difference ± Standard Deviation), which proves this method can effectively measure blood pressure by using a single radar in a non-contact state. © 2022 IEEE.
Original languageEnglish
Title of host publication2022 IEEE MTT-S International Microwave Biomedical Conference (IEEE IMBioC 2022)
PublisherIEEE
Pages183-185
ISBN (Electronic)9781665423403
ISBN (Print)9781665423410
DOIs
Publication statusPublished - 2022
Externally publishedYes
Event2022 IEEE MTT-S International Microwave Biomedical Conference (IMBioC 2022) - Virtual, Suzhou, China
Duration: 16 May 202218 May 2022
https://ieeexplore.ieee.org/stamp/stamp.jsp?tp=&arnumber=9790154
https://www.nusri.cn/IMBioC2022/index.html

Publication series

NameIEEE MTT-S International Microwave Biomedical Conference, IMBioC

Conference

Conference2022 IEEE MTT-S International Microwave Biomedical Conference (IMBioC 2022)
Abbreviated titleIEEE IMBioC 2022
PlaceChina
CitySuzhou
Period16/05/2218/05/22
Internet address

Research Keywords

  • correlation analysis
  • feature parameters of arterial pulse wave
  • non-contact blood pressure measurement
  • single radar

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