Common multi-day rhythms in smartphone behavior

Abstract The idea that abnormal human activities follow multi-day rhythms is found in ancient beliefs on the moon to modern clinical observations in epilepsy and mood disorders. To explore multi-day rhythms in healthy human behavior our analysis includes over 300 million smartphone touchscreen inter...

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Main Authors: Enea Ceolini, Arko Ghosh
Format: Article
Language:English
Published: Nature Portfolio 2023-03-01
Series:npj Digital Medicine
Online Access:https://doi.org/10.1038/s41746-023-00799-7
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author Enea Ceolini
Arko Ghosh
author_facet Enea Ceolini
Arko Ghosh
author_sort Enea Ceolini
collection DOAJ
description Abstract The idea that abnormal human activities follow multi-day rhythms is found in ancient beliefs on the moon to modern clinical observations in epilepsy and mood disorders. To explore multi-day rhythms in healthy human behavior our analysis includes over 300 million smartphone touchscreen interactions logging up to 2 years of day-to-day activities (N401 subjects). At the level of each individual, we find a complex expression of multi-day rhythms where the rhythms occur scattered across diverse smartphone behaviors. With non-negative matrix factorization, we extract the scattered rhythms to reveal periods ranging from 7 to 52 days – cutting across age and gender. The rhythms are likely free-running – instead of being ubiquitously driven by the moon – as they did not show broad population-level synchronization even though the sampled population lived in northern Europe. We propose that multi-day rhythms are a common trait, but their consequences are uniquely experienced in day-to-day behavior.
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spelling doaj.art-ad3d1ed0fae9419cac666f44e1dba75c2023-12-03T09:20:43ZengNature Portfolionpj Digital Medicine2398-63522023-03-01611910.1038/s41746-023-00799-7Common multi-day rhythms in smartphone behaviorEnea Ceolini0Arko Ghosh1Cognitive Psychology Unit, Institute of Psychology, Leiden UniversityCognitive Psychology Unit, Institute of Psychology, Leiden UniversityAbstract The idea that abnormal human activities follow multi-day rhythms is found in ancient beliefs on the moon to modern clinical observations in epilepsy and mood disorders. To explore multi-day rhythms in healthy human behavior our analysis includes over 300 million smartphone touchscreen interactions logging up to 2 years of day-to-day activities (N401 subjects). At the level of each individual, we find a complex expression of multi-day rhythms where the rhythms occur scattered across diverse smartphone behaviors. With non-negative matrix factorization, we extract the scattered rhythms to reveal periods ranging from 7 to 52 days – cutting across age and gender. The rhythms are likely free-running – instead of being ubiquitously driven by the moon – as they did not show broad population-level synchronization even though the sampled population lived in northern Europe. We propose that multi-day rhythms are a common trait, but their consequences are uniquely experienced in day-to-day behavior.https://doi.org/10.1038/s41746-023-00799-7
spellingShingle Enea Ceolini
Arko Ghosh
Common multi-day rhythms in smartphone behavior
npj Digital Medicine
title Common multi-day rhythms in smartphone behavior
title_full Common multi-day rhythms in smartphone behavior
title_fullStr Common multi-day rhythms in smartphone behavior
title_full_unstemmed Common multi-day rhythms in smartphone behavior
title_short Common multi-day rhythms in smartphone behavior
title_sort common multi day rhythms in smartphone behavior
url https://doi.org/10.1038/s41746-023-00799-7
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