Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 20 of 103 for “"Motion Capture System"”.
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INERTIAL MOTION CAPTURE SYSTEM FOR BIOMECHANICAL ANALYSIS IN PRESSURE SUITS
A non-invasive system has been developed at the University of Maryland Space System Laboratory with the goal of providing a new capability for quantifying the motion of the human inside a space suit. Based on an array of six microprocessors and eighteen microelectromechanical (MEMS) inertial …
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Exploration of Motion Capture System to Investigate Human Shoulder Kinematics
… cadaver studies, stereophotogrammetry, and motion capture (MOCAP) systems. Despite increased interest in wearable technology within human movement analysis, the problem of COR estimation employing MOCAP systems and its validation against bi-planar fluoroscopy remains relatively …
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Duplex camera portable motion capture system for single athlete’s performance analysis
In recent years, introduction of depth camera in motion capture have caught a massive attention by both researchers and biomechanists. Therefore, high-performance sports certainly require motion capture technology to compete with other competitors. Thus, a study involving quantitative analysis is …
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An Investigation of Fraxinus Americana Branch Sway Using a 3 Dimensional Motion Capture System
… through damping mechanisms. The role of branch motion in reducing potential dangerous wind loads has been the focus of relatively few studies. Even fewer studies have examined tree sway response to natural wind loaded conditions. In this investigation, branch frequencies were calculated for …
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Development of a Self-Calibrated Motion Capture System by Nonlinear Trilateration of Multiple Kinects v2
… paper, a Kinect-based distributed and real-time motion capture system is developed. A trigonometric method is applied to calculate the relative positions of Kinect v2 sensors with a calibration wand and register the sensors’ positions automatically. By combining results from multiple sensors with …
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Design of a low-cost optical motion capture system using a multi-camera configuration and an asynchronous extended kalman filter
Motion capture technology, originating from the entertainment industry, has expanded its applications to various fields including robotics, medical and healthcare, the automotive industry, and virtual and augmented reality. Despite its versatility, the high cost of off-the-shelf commercial motion …
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Implementation of safe and reliable coverage control for multiple mobile robots
… and proximity were applied to a multi-agent system of robots. The control laws were merged to provide coverage using the system while guaranteeing inter-agent proximity, inter-agent collision avoidance, and agent-environment collision avoidance. Circular regions were considered for avoidance. …
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Analysis of a self-contained motion capture garment for e-textiles
… increasingly widespread in today's society. Motion capture is one of the many potential applications for on-body electronic systems. Previous work has been performed at Virginia Tech's E-textiles Laboratory to design a framework for a self-contained loose fit motion capture system. This …
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Experimental testbeds for real-time motion planning : implementation and lessons learned
… step in research on autonomous robotic systems is the actual development and test of experimental platforms, to validate the system design and the effective integration of hardware and real-time software. The objective of this thesis is to report on experimental implementation of …
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Measuring cycling kinematics using a low-cost, flashing LED, multi-camera approach
In this thesis a low cost motion capture approach is presented and applied to measure cyclists' kinematics. The motion capture system consists of low cost hardware and custom developed software. Based on still-frame, off-the-shelf digital cameras, the method represents a solution which is …
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Second Skin : motion capture with actuated feedback for motor learning
… Skin aims to combine three-dimensional (3D) motion tracking with tactile feedback for the purpose of improving users' motor-learning ability. Such a system would track a user's body and limb movements as he or she performs an action, and then give the user automatic, real-time tactile …
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Development and validation of a functional outcome measure package for total knee arthroplasty
… According to recent research, three-dimensional motion analysis is the most scientific method of measuring dynamic knee function. Nevertheless, current protocols are too time consuming and complicated for routine clinical use. This study developed a clinic-appropriate motion capture system, and …
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A self-contained motion capture platform for e-textiles
… are increasingly prevalent in today's society. Motion capture is one of many potential applications for on-body electronic systems. Self-contained motion capture applications require information from sensors distributed throughout the body on a "smart" garment. Therefore, this thesis presents …
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Application of the ISO 9283 standard to test repeatability of the Baxter robot
… manipulation repeatability of Baxter using an IR motion capture system. This test method varies movement speed, payload weight, and target location while measuring repeatability. The average positional repeatability was determined to be 2.9 mm and 3.3 mm for the left and right arms respectively. …
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IMU-Integrated 'Smart' Knee Brace Validation Using Optoelectronic Motion Capture During Treadmill Walking
Optoelectronic motion capture systems are the gold standard for collecting kinematic data. However, these systems are expensive, occupy a large volume of space, and require training to operate. Inertial measurement units (IMUs) are small, portable devices that measure linear acceleration, angular …
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Quantitative evaluation of the HTC Vive virtual reality system in controlled movement.
Modern virtual reality systems enable users to be immersed in a virtual world. Validation of the HTC Vive will assure users and developers that games and applications made for the system are accurate representations of the real world. Here, both the translational and rotational capabilities of the …
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A framework for design, modeling, and identification of compliant biomimetic swimmers
… Both a hardware prototype swimmer and a unique motion capture system were developed to demonstrate the described methods. Experimental and simulated results are compared.
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Design and Implementation of the Kinect Controlled Electro-Mechanical Skeleton (K.C.E.M.S)
<p>Mimicking real-time human motion with a low cost solution has been an extremely difficult task in the past but with the release of the Microsoft Kinect motion capture system, this problem has been simplified. This thesis discusses the feasibility and design behind a simple robotic skeleton that …
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Coordinated part delivery using distributed planning
… (Crustcrawler arm), and an IR communication system to enable recognition and grasping of parts. To control the robot hardware, we implemented software in Java. The delivery robots use IR communication to find parts at a supply station. After communicating over UDP multicast with assembly …
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Analysis of a quadrotor in forward flight
… be ignored. This results in a highly nonlinear system with both aerodynamics and rigid body dynamics affecting the dynamics. In this thesis, a model of a quadrotor that takes into account both rigid-body dynamics and aerodynamics is presented. Flight testing was performed to test the validity of …
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