Abstract: Accelerometer bias in an inertial navigation system (INS) is the key factor determining the navigation accuracy. Two methods, named separated calibration and system calibration are always ...

Objectives To examine the joint associations of accelerometer-measured physical activity and sedentary time with all-cause mortality. Methods We conducted a harmonised meta-analysis including nine ...

Objective Although 30 min/day of moderate-intensity physical activity is suggested for preventing type 2 diabetes (T2D), the current recommendations exclusively rely on self-reports and rarely ...

Explore how smartphone sensors and fusion use the accelerometer, gyro, GPS, and camera to power smoother navigation, motion tracking, and camera‑powered apps in everyday life. Pixabay, JESHOOTS-com ...

Abstract: Recent studies have investigated the use of the accelerometer sensors in smartphones and wearable devices for human activity recognition such as sitting, standing, walking, and laying down ...

Vampire bats are a Halloween staple, and now they’ve got company. Another bat species snatches birds out of the air for a gruesome midnight feast. For years, scientists have tried to understand how ...

You can directly support our work to protect people’s rights and civil liberties in a variety of ways. Learn more about these alternative ways to donate and make your gift today. The ACLU provides our ...

Archive.org, one of the only entities to attempt to preserve the entire history of the World Wide Web and much of the broader Internet, was recently compromised in a hack that revealed data on roughly ...

Apple has published a new clinical validation summary document that explains how its new sleep apnea detection feature works on Apple Watch. Sleep apnea monitoring is part of Apple Watch Series 10 and ...

Wearable accelerometers can quantify the frequency and intensity of physical activity during everyday life and may provide complementary data to established functional outcome measures on the effect ...