Published on in Vol 4, No 8 (2020): August
![Calibrating Wrist-Worn Accelerometers for Physical Activity Assessment in Preschoolers: Machine Learning Approaches Calibrating Wrist-Worn Accelerometers for Physical Activity Assessment in Preschoolers: Machine Learning Approaches](https://asset.jmir.pub/assets/b62fdbfbd9e371a61303517c6fd299da.png 480w,https://asset.jmir.pub/assets/b62fdbfbd9e371a61303517c6fd299da.png 960w,https://asset.jmir.pub/assets/b62fdbfbd9e371a61303517c6fd299da.png 1920w,https://asset.jmir.pub/assets/b62fdbfbd9e371a61303517c6fd299da.png 2500w)
1 The University of Texas Health Science Center at San Antonio, San Antonio, TX, United States
2 Department of Public Health, The University of Texas at San Antonio, San Antonio, TX, United States
3 Department of Kinesiology, The University of Texas at San Antonio, San Antonio, TX, United States
4 Department of Mexican American and Latina/o Studies, The University of Texas at Austin, Austin, TX, United States