Assessing the “physical cliff”: detailed quantification of age-related differences in daily patterns of physical activity JA Schrack, V Zipunnikov, J Goldsmith, J Bai, EM Simonsick, ... Journals of Gerontology Series A: Biomedical Sciences and Medical Sciences …, 2014 | 223 | 2014 |
An activity index for raw accelerometry data and its comparison with other activity metrics J Bai, C Di, L Xiao, KR Evenson, AZ LaCroix, CM Crainiceanu, ... PloS one 11 (8), e0160644, 2016 | 145 | 2016 |
Accelerometry data in health research: challenges and opportunities: review and examples M Karas, J Bai, M Strączkiewicz, J Harezlak, NW Glynn, T Harris, ... Statistics in biosciences 11, 210-237, 2019 | 97 | 2019 |
The evolutionary divergence of Shiga toxin-producing Escherichia coli is reflected in clustered regularly interspaced short palindromic repeat (CRISPR) spacer composition S Yin, MA Jensen, J Bai, C DebRoy, R Barrangou, EG Dudley Applied and environmental microbiology 79 (18), 5710-5720, 2013 | 80 | 2013 |
Movelets: A dictionary of movement J Bai, J Goldsmith, B Caffo, TA Glass, CM Crainiceanu Electronic Journal of Statistics 6, 559-578, 2012 | 55 | 2012 |
Predicting human movement with multiple accelerometers using movelets B He, J Bai, VV Zipunnikov, A Koster, P Caserotti, B Lange-Maia, ... Medicine and science in sports and exercise 46 (9), 1859, 2014 | 53 | 2014 |
Normalization and extraction of interpretable metrics from raw accelerometry data J Bai, B He, H Shou, V Zipunnikov, TA Glass, CM Crainiceanu Biostatistics 15 (1), 102-116, 2014 | 52 | 2014 |
Joint and individual representation of domains of physical activity, sleep, and circadian rhythmicity J Di, A Spira, J Bai, J Urbanek, A Leroux, M Wu, S Resnick, E Simonsick, ... Statistics in biosciences 11, 371-402, 2019 | 38 | 2019 |
Genome-wide prediction of DNase I hypersensitivity using gene expression W Zhou, B Sherwood, Z Ji, Y Xue, F Du, J Bai, M Ying, H Ji Nature communications 8 (1), 1038, 2017 | 37 | 2017 |
Comparison of accelerometry-based measures of physical activity: Retrospective observational data analysis study M Karas, J Muschelli, A Leroux, JK Urbanek, AA Wanigatunga, J Bai, ... JMIR mHealth and uHealth 10 (7), e38077, 2022 | 32 | 2022 |
A two‐stage model for wearable device data J Bai, Y Sun, JA Schrack, CM Crainiceanu, MC Wang Biometrics 74 (2), 744-752, 2018 | 32 | 2018 |
Physical activity and adiposity in a racially diverse cohort of US infants SE Benjamin‐Neelon, J Bai, T Østbye, B Neelon, RR Pate, C Crainiceanu Obesity 28 (3), 631-637, 2020 | 18 | 2020 |
Brain amyloid burden, sleep, and 24-hour rest/activity rhythms: screening findings from the Anti-Amyloid Treatment in Asymptomatic Alzheimer’s and Longitudinal Evaluation of … AP Spira, V Zipunnikov, R Raman, J Choi, J Di, J Bai, CM Carlsson, ... Sleep Advances 2 (1), zpab015, 2021 | 14 | 2021 |
Multilevel matrix-variate analysis and its application to accelerometry-measured physical activity in clinical populations L Huang, J Bai, A Ivanescu, T Harris, M Maurer, P Green, V Zipunnikov Journal of the American Statistical Association, 2019 | 14 | 2019 |
A practical guide to big data E Smirnova, A Ivanescu, J Bai, CM Crainiceanu Statistics & probability letters 136, 25-29, 2018 | 13 | 2018 |
Fetal heart rate during maternal sleep JA DiPietro, RS Raghunathan, HT Wu, J Bai, H Watson, FP Sgambati, ... Developmental Psychobiology 63 (5), 945-959, 2021 | 12 | 2021 |
Recurrent preterm birth risk assessment for two delivery subtypes: A multivariable analysis I Rattsev, N Flaks-Manov, AC Jelin, J Bai, CO Taylor Journal of the American Medical Informatics Association 29 (2), 306-320, 2022 | 5 | 2022 |
Development of circadian rest-activity rhythms during the first year of life in a racially diverse cohort DM Rojo-Wissar, J Bai, SE Benjamin-Neelon, AR Wolfson, AP Spira Sleep 45 (6), zsac078, 2022 | 4 | 2022 |
Methods for step count data: Determining “valid” days and quantifying fragmentation of walking bouts L Reider, J Bai, DO Scharfstein, V Zipunnikov, ... Gait & Posture 81, 205-212, 2020 | 4 | 2020 |
Accelerometer-based prediction of activity for epidemiological research J Bai Johns Hopkins University, 2011 | 3 | 2011 |