Coddora: CO2-Based Occupancy Detection Model Trained via Domain Randomization

Manuel Weber, Farzan Banihashemi, Davor Stjelja, Peter Mandl, Ruben Mayer, Hans Arno Jacobsen

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

Abstract

Information about human presence in indoor spaces is crucial for building energy optimization. While there has been a considerable amount of research on using neural networks to automatically detect occupancy from CO2 sensors, their application in practice is limited due to the scarcity of labeled training data. In this paper, we propose Coddora, an off-the-shelf deep learning model pretrained on data from randomized room simulations. Coddora enables quick adaptation to real-world rooms, requiring only minimal data collection. Our contribution includes two model variants for application via fine-tuning or zero-shot classifying, as well as the synthetic dataset providing data from simulations with 100,000 room models.

Original languageEnglish
Title of host publication2024 International Joint Conference on Neural Networks, IJCNN 2024 - Proceedings
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)9798350359312
DOIs
StatePublished - 2024
Event2024 International Joint Conference on Neural Networks, IJCNN 2024 - Yokohama, Japan
Duration: 30 Jun 20245 Jul 2024

Publication series

NameProceedings of the International Joint Conference on Neural Networks

Conference

Conference2024 International Joint Conference on Neural Networks, IJCNN 2024
Country/TerritoryJapan
CityYokohama
Period30/06/245/07/24

Keywords

  • building occupancy detection
  • deep learning
  • domain randomization
  • neural networks
  • off-the-shelf model

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