S
Sebastian Madgwick
Researcher at University of Bristol
Publications - 14
Citations - 2095
Sebastian Madgwick is an academic researcher from University of Bristol. The author has contributed to research in topics: Accelerometer & Gradient descent. The author has an hindex of 9, co-authored 14 publications receiving 1686 citations. Previous affiliations of Sebastian Madgwick include University of Reading.
Papers
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Proceedings ArticleDOI
Estimation of IMU and MARG orientation using a gradient descent algorithm
TL;DR: This paper presents a novel orientation algorithm designed to support a computationally efficient, wearable inertial human motion tracking system for rehabilitation applications, applicable to inertial measurement units (IMUs) consisting of tri-axis gyroscopes and accelerometers, and magnetic angular rate and gravity sensor arrays that also include tri- axis magnetometers.
Journal ArticleDOI
Formulation of a new gradient descent MARG orientation algorithm: Case study on robot teleoperation
Samuel Wilson,Henry Eberle,Yoshikatsu Hayashi,Sebastian Madgwick,Alison H. McGregor,Xingjian Jing,Ravi Vaidyanathan +6 more
TL;DR: A novel magnetic angular rate gravity sensor fusion algorithm for inertial measurement that fuses inertial (movement) and mechanomyography (MMG) muscle sensing to control robot arm movement and grasp simultaneously, demonstrating algorithm efficacy and capacity to interface with other physiological sensors.
Journal ArticleDOI
An Extended Complementary Filter for Full-Body MARG Orientation Estimation
TL;DR: A new algorithm, an extended complementary filter (ECF), to derive 3-D rigid body orientation from inertial sensing suites addressing these challenges, and combines computational efficiency of classic complementary filters with improved accuracy compared to popular optimization filters.
Journal ArticleDOI
Measuring motion with kinematically redundant accelerometer arrays: Theory, simulation and implementation
TL;DR: In this article, two schemes of measuring the linear and angular kinematics of a rigid body using a kinematically redundant array of triple-axis accelerometers with potential applications in biomechanics are presented.
Proceedings Article
Musical interaction with hand posture and orientation: A toolbox of gestural control mechanisms
TL;DR: A toolbox of gestural control mechanisms which are available when the input sensing apparatus is a pair of data gloves fitted with orientation sensors, enabling a flexible range of mappings to be explored and modified easily is presented.