Browsing Brage NIH by Author "Taherian, Salman"

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Separating movement and gravity components in an acceleration signal and implications for the assessment of human daily physical activity

van Hees, Vincent T.; Gorzelniak, Lukas; Leon, Emmanuel Carlos Dean; Eder, Martin; Pias, Marcelo; Taherian, Salman; Ekelund, Ulf; Renström, Frida; Franks, Paul W.; Horsch, Alexander; Brage, Søren (Journal article; Peer reviewed, 2013-04-23)

Human body acceleration is often used as an indicator of daily physical activity in epidemiological research. Raw acceleration signals contain three basic components: movement, gravity, and noise. Separation of these becomes ...