{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,7,9]],"date-time":"2026-07-09T06:16:11Z","timestamp":1783577771198,"version":"3.55.0"},"reference-count":46,"publisher":"MDPI AG","issue":"20","license":[{"start":{"date-parts":[[2020,10,14]],"date-time":"2020-10-14T00:00:00Z","timestamp":1602633600000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by\/4.0\/"}],"funder":[{"name":"National Science Foundation, USA","award":["1602337"],"award-info":[{"award-number":["1602337"]}]},{"name":"Ministerio de Educaci\u00f3n, Cultura y 513 Deporte and the Fulbright Commission in Spain","award":["PRX16\/00103"],"award-info":[{"award-number":["PRX16\/00103"]}]},{"name":"Ministerio de Educaci\u00f3n, Cultura y 513 Deporte and the Fulbright Commission","award":["PRX16\/00103"],"award-info":[{"award-number":["PRX16\/00103"]}]}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Sensors"],"abstract":"<jats:p>Continuous in-home monitoring of Parkinson\u2019s Disease (PD) symptoms might allow improvements in assessment of disease progression and treatment effects. As a first step towards this goal, we evaluate the feasibility of a wrist-worn wearable accelerometer system to detect PD tremor in the wild (uncontrolled scenarios). We evaluate the performance of several feature sets and classification algorithms for robust PD tremor detection in laboratory and wild settings. We report results for both laboratory data with accurate labels and wild data with weak labels. The best performance was obtained using a combination of a pre-processing module to extract information from the tremor spectrum (based on non-negative factorization) and a deep neural network for learning relevant features and detecting tremor segments. We show how the proposed method is able to predict patient self-report measures, and we propose a new metric for monitoring PD tremor (i.e., percentage of tremor over long periods of time), which may be easier to estimate the start and end time points of each tremor event while still providing clinically useful information.<\/jats:p>","DOI":"10.3390\/s20205817","type":"journal-article","created":{"date-parts":[[2020,10,14]],"date-time":"2020-10-14T21:24:39Z","timestamp":1602710679000},"page":"5817","update-policy":"https:\/\/doi.org\/10.3390\/mdpi_crossmark_policy","source":"Crossref","is-referenced-by-count":100,"title":["Parkinson\u2019s Disease Tremor Detection in the Wild Using Wearable Accelerometers"],"prefix":"10.3390","volume":"20","author":[{"ORCID":"https:\/\/orcid.org\/0000-0001-9659-5464","authenticated-orcid":false,"given":"Rub\u00e9n","family":"San-Segundo","sequence":"first","affiliation":[{"name":"Center for Information Processing and Telecommunications, Universidad Polit\u00e9cnica de Madrid, 28040 Madrid, Spain"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Ada","family":"Zhang","sequence":"additional","affiliation":[{"name":"Human Sensing Laboratory, Carnegie Mellon University, Pittsburgh, PA 15213, USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Alexander","family":"Cebulla","sequence":"additional","affiliation":[{"name":"Human Sensing Laboratory, Carnegie Mellon University, Pittsburgh, PA 15213, USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-2193-5847","authenticated-orcid":false,"given":"Stanislav","family":"Panev","sequence":"additional","affiliation":[{"name":"Human Sensing Laboratory, Carnegie Mellon University, Pittsburgh, PA 15213, USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Griffin","family":"Tabor","sequence":"additional","affiliation":[{"name":"Human Sensing Laboratory, Carnegie Mellon University, Pittsburgh, PA 15213, USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-6437-9003","authenticated-orcid":false,"given":"Katelyn","family":"Stebbins","sequence":"additional","affiliation":[{"name":"Human Sensing Laboratory, Carnegie Mellon University, Pittsburgh, PA 15213, USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Robyn E.","family":"Massa","sequence":"additional","affiliation":[{"name":"UPMC Hospitals, Pittsburgh, PA 15213-2582, USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Andrew","family":"Whitford","sequence":"additional","affiliation":[{"name":"Human Sensing Laboratory, Carnegie Mellon University, Pittsburgh, PA 15213, USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Fernando","family":"de la Torre","sequence":"additional","affiliation":[{"name":"Human Sensing Laboratory, Carnegie Mellon University, Pittsburgh, PA 15213, USA"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Jessica","family":"Hodgins","sequence":"additional","affiliation":[{"name":"Human Sensing Laboratory, Carnegie Mellon University, Pittsburgh, PA 15213, USA"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"1968","published-online":{"date-parts":[[2020,10,14]]},"reference":[{"key":"ref_1","unstructured":"Shargel, L., Mutnick, A.H., Souney, P.F., and Swanson, L.N. 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