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 8 of 8 for “"motion accuracy"”.
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Manipulator’s configuration design, excavation path generation, and underground object detection for an autonomous electric excavator
… computer vision for verification of digging and motion accuracy.
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Uncovering the Structure of the Galactic Bulge Using Kinematic Data from the JASMINE Near-Infrared Astrometric Satellite
… uncertainties in JASMINE parallax and proper motion measurements, and the population of stars that JASMINE can observe. The result of this study indicates that JASMINE can distinguish two limiting cases of mass distribution: point mass, and homogeneous sphere within the proper motion accuracy …
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Unsteady aerodynamics for aeroelastic applications using the impulse response method
… impulse. With this response, the response to any motion in the time domain can be easily predicted. This thesis examines the Aerodynamic Impulse Response method using an aerodynamic panel code, PMARC, to obtain impulse responses. The basic formulation of the method is limited to rigid-body …
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Research on hybrid manufacturing using industrial robot
… some problems such as the uneven distribution of motion accuracy within robot working volume, the acceleration impact of robot under heavy external loads, few methods and facilities for increasing the efficiency of hybrid manufacturing process are still challenging. This dissertation aims to …
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Design of a 2D MRI compatible robot for performing prostate cancer treatment using therapeutic ultrasound
… using therapeutic ultrasound is presented. The accuracy, MRI compatibility and functionality of the positioning device was evaluated in in vitro experiments (using gel phantoms and in vitro). The MRI was used as the imaging guidance technique. The proposed device incorporates a portable …
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Kinematic Calibration of Parallel Kinematic Machines on the Example of the Hexapod of Simple Design
The aim of using parallel kinematic motion systems as an alternative of conventional machine tools for precision machining has raised the demands made on the accuracy of identification of the geometric parameters that are necessary for the kinematic transformation of the motion variables. The …
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Development of Five-dimensional Magnetic Resonance Imaging (5D-MRI) for Radiation Therapy
… state-of-art technique for imaging respiratory motion of thoracic and abdominal cancers. However, its application for abdominal cancers has been limited due to the low soft-tissue contrast of CT. Recently, a number of 4D magnetic resonance imaging (4D-MRI) techniques have been developed to …
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Advanced modeling and design optimization for biomedical industry seeking enhanced reliability and cost efficiency
L'abstract è presente nell'allegato / the abstract is in the attachment