Embedded Retraining for Conductive Textile Sensor Calibration and Compensation

Research output: Chapter in Book/Report/Conference proceedingsConference contributionpeer-review

Abstract

In this paper, a data-driven approach is presented to calibrate and compensate for degradation effects in conductive textile sensors on microcontrollers. An experimental setup was constructed to control the elongation of textile strain sensors during prolonged use. The recorded course of resistance in combination with elongation and applied force was used to generate an initial model.During the use of the textile sensor, degradation effects occurred, which altered the sensor characteristics. A machine learning approach on a embedded system was used to retrain the internal model without knowledge about the true or measured deformation. The performance of the initial model is compared to an online retraining algorithm for recognition and compensation without a connection to the sensors from the test rig or database. All adaptions to the internal model are calculated on a resource-limited embedded microcontroller. Furthermore, this paper highlights the current requirements and possibilities for such mobile calibration or re-training methods.

Original languageEnglish
Title of host publicationInternational Conference on Electrical, Computer, Communications and Mechatronics Engineering, ICECCME 2023
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)9798350322972
DOIs
Publication statusPublished - 2023
Event2023 International Conference on Electrical, Computer, Communications and Mechatronics Engineering, ICECCME 2023 - Tenerife, Canary Islands, Spain
Duration: 19 Jul 202321 Jul 2023

Publication series

NameInternational Conference on Electrical, Computer, Communications and Mechatronics Engineering, ICECCME 2023

Conference

Conference2023 International Conference on Electrical, Computer, Communications and Mechatronics Engineering, ICECCME 2023
Country/TerritorySpain
CityTenerife, Canary Islands
Period19.07.202321.07.2023

Keywords

  • Conductive Textiles
  • Edge Computing
  • Machine Learning
  • Retraining
  • Smart Systems

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