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FIU Electronic Theses and Dissertations

Quaternion

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Full-Text Articles in Signal Processing

Hand Motion Tracking System Using Inertial Measurement Units And Infrared Cameras, Nonnarit O-Larnnithipong Nov 2018

Hand Motion Tracking System Using Inertial Measurement Units And Infrared Cameras, Nonnarit O-Larnnithipong

FIU Electronic Theses and Dissertations

This dissertation presents a novel approach to develop a system for real-time tracking of the position and orientation of the human hand in three-dimensional space, using MEMS inertial measurement units (IMUs) and infrared cameras. This research focuses on the study and implementation of an algorithm to correct the gyroscope drift, which is a major problem in orientation tracking using commercial-grade IMUs. An algorithm to improve the orientation estimation is proposed. It consists of: 1.) Prediction of the bias offset error while the sensor is static, 2.) Estimation of a quaternion orientation from the unbiased angular velocity, 3.) Correction of the …


Sensor Fusion For Effective Hand Motion Detection, Fatemeh Abyarjoo Jun 2015

Sensor Fusion For Effective Hand Motion Detection, Fatemeh Abyarjoo

FIU Electronic Theses and Dissertations

No abstract provided.