Cited by 44Context-Aware Activity Recognition SystemsPhysical Activity and HealthHuman Mobility and Location-Based Analysis

The DOI matches its Crossref record; 4 of the 4 references it cites were found in a registry or an index.

Multi-sensor physical activity recognition in free-living

Open access
Ellis, Katherine, Kerr, Jacqueline, Godbole, Suneeta, Lanckriet, Gert·2014·Proceedings of the 2014 ACM International Joint Conference on Pervasive and Ubiquitous Computing: Adjunct Publication

Abstract

Physical activity monitoring in free-living populations has many applications for public health research, weight-loss interventions, context-aware recommendation systems and assistive technologies. We present a system for physical activity recognition that is learned from a free-living dataset of 40 women who wore multiple sensors for seven days. The multi-level classification system first learns low-level codebook representations for each sensor and uses a random forest classifier to produce minute-level probabilities for each activity class. Then a higher-level HMM layer learns patterns of transitions and durations of activities over time to smooth the minute-level predictions. [Formula: see text].

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Crossref · 10.1145/2638728.2641673

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  • MS-TCNs have been applied for action recognition by videos and for sensor data on food intake prediction and physical activity recognition.

    “Recently, multi-stage temporal convolutional networks (MSTCNs) were applied for action recognition by videos [11]. Then, there were several studies applying MS-TCNs for sensor data on food intake prediction [12] and physical activity recognition [13].”

    From DS-MS-TCN: Otago Exercises Recognition With a Dual-Scale Multi-Stage Temporal Convolutional Network (2024) · cites this paper as [12]

    The citation [13] is attached to the claim that this study applied MS-TCNs to sensor-based physical activity recognition. The paper does study that task, but its Introduction and classifier sections describe a random forest followed by a Hidden Markov model, not an MS-TCN. The video-action and food-intake claims are attached to other citations. (LLM, conf=0.90)

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    Experimental — accuracy not yet measured
  • Sensor data can be processed with sequence-to-sequence systems, making each sample a training example.

    “Inspired by this, the sensor data could also be processed with sequence-to-sequence (seq-to-seq) systems [12], [13], which makes it possible that each sample serves as a training example (sample-wise classification).”

    From DS-MS-TCN: Otago Exercises Recognition With a Dual-Scale Multi-Stage Temporal Convolutional Network (2024) · cites this paper as [12]

    The High-level classifier section (page unavailable) describes an HMM that turns a sequence of minute-level predictions into a sequence of activity labels. The Data Representation and Low-level classifier sections (pages unavailable) show that classification uses labeled one-minute windows as training examples, not each individual sensor sample. The paper therefore supports sequence-based, window-wise classification but not the claim that each sensor sample serves as a training example. (LLM, conf=0.84)

    Experimental — accuracy not yet measured
  • Studies applying MS-TCNs reported advantages of MS-TCNs over state-of-the-art CNN-LSTM.

    “All of these studies reported the advantages of MS-TCNs over the state-of-the-art CNN-LSTM.”

    From DS-MS-TCN: Otago Exercises Recognition With a Dual-Scale Multi-Stage Temporal Convolutional Network (2024) · cites this paper as [12]

    The Low-level classifier and High-level classifier sections describe a random forest followed by a hidden Markov model, not an MS-TCN. Searches for MS-TCN and CNN-LSTM found no passage reporting a comparison between them, so our copy does not verify the attributed advantage. (LLM, conf=0.78)

    Experimental — accuracy not yet measured

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Citations

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Research works printed but not linked: 5

  1. 10.15420/usc.2004.1.1.17 · DOI
  2. 10.1109/TASL.2010.2090148 · DOI
  3. 10.1023/A:1021669406132 · DOI
  4. 10.1145/2526667.2526685 · DOI
  5. Kellokumpu , V. , Zhao , G. , and Pietikäinen , M . Human activity recognition using a dynamic texture based method . In BMVC ( 2008 ), 1--10. Kellokumpu, V., Zhao, G., and Pietikäinen, M. Human activity recognition using a dynamic texture based method. In BMVC (2008), 1--10.

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Metadata

Authors
Ellis, K., Kerr, J., Godbole, S., & Lanckriet, G.
Affiliations
University of California San Diego (US)
Venue
Proceedings of the 2014 ACM International Joint Conference on Pervasive and Ubiquitous Computing: Adjunct Publication
Publisher
ACM
Published
2014-09-13
Volume
2014
Pages
431-440
OpenAlex
W2155351925
Cited by
44
References
4
Citations by year
2024: 2 · 2023: 1 · 2022: 2 · 2021: 3 · 2020: 2 · 2019: 5 · 2018: 8 · 2017: 6 · 2016: 10 · 2015: 3 · 2014: 1
FWCI
3.58
Type
conference paper
Language
en
Open access
Locations
  • ACM International Joint Conference on Pervasive and Ubiquitous Computing (UbiComp) (publishedVersion)
  • PubMed (publishedVersion)
  • Europe PMC (PubMed Central) (acceptedVersion)
  • PubMed Central (acceptedVersion)
Funders
National Cancer Institute (R01CA164993)
Topics
  • Physical Sciences › Computer Science › Computer Vision and Pattern Recognition › Context-Aware Activity Recognition Systems
  • Health Sciences › Medicine › Public Health, Environmental and Occupational Health › Physical Activity and Health
  • Social Sciences › Transportation › Human Mobility and Location-Based Analysis
Keywords
physical activity recognition, multi-sensor fusion, free-living activity monitoring, wearable sensors, random forest classification, hidden Markov models, multi-level classification, women

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