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 876 for “"high accuracy"”.
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Design and calibration of high accuracy spherical joints
Thesis (S.M.)--Massachusetts Institute of Technology, Dept. of Mechanical Engineering, 2003.
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High-accuracy foil optics for X-ray astronomy
Thesis (S.M.)--Massachusetts Institute of Technology, Dept. of Aeronautics and Astronautics, 2001.
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INTELLIGENT ALGORITHMS FOR HIGH ACCURACY INDOOR POSITIONING AND TRACKING
The capacity to navigate and identify individuals and other devices is becoming increasingly common and more essential in the era of the Internet of Things and the blooming of Wireless Sensor Networks. Outdoor positioning has been shown very well and is commonly used in everyday life thanks to the …
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A high accuracy nonlinear model of the human cochlea
… bank to fit frequency responses generated by a high-accuracy physical model of the auditory system (the Sen-Allen model). Further optimization methods are introduced which fit the parameters of the hair cell models using experimental data on the basilar membrane compression curve and the …
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High accuracy computational methods for the semiclassical Schrödinger equation
… technique allows us to design methods that are highly efficient in the semiclassical regime. Our analysis takes place in the Lie algebra generated by multiplicative operators and polynomials of the differential operator. This Lie algebra is completely characterised by Jordan polynomials in the …
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High accuracy computational methods for lithium ion battery materials
… common computational methods, compromising the accuracy of these tools. Thus, there is an increasing need to use more accurate computational tools, or develop new ones, that could still be used in practice to design battery materials. This project presents how more accurate methods can be used …
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High Accuracy Fitted Operator Methods for Solving Interior Layer Problems
… The second aspect of this work is to improve accuracy of these approximation methods via methods like Richardson extrapolation. Having met these three objectives, we then extended our approach to solve singularly perturbed two-point boundary value problems with variable diffusion coefficients …
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High Accuracy Mobile 3D Scanning Using Structured Laser Beam Patterning
… research is considerably hindered by the low accuracy in estimating individual dietary intake, and, more specifically, portion size. Dietary assessment plays an increasingly significant role in modern medical research. While inadequate diets can increase the risk of diabetes, obesity, and …
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High-accuracy electronic structure quantum Monte Carlo for molecular systems
… to treat the electron correlation effects with high accuracy and to provide accurate predictions in a number of interesting applications. In particular, for carbon rings of C4N+2 stoichiometry we have resolved a long-standing problem regarding the competition between the aromaticity and second …
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High-accuracy, speed-optimized positioning system for electron beam lithography
Thesis: M.S., Massachusetts Institute of Technology, Department of Electrical Engineering and Computer Science, 1982
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Statistical analysis of a high accuracy pointing and tracking system
Thesis. 1975. M.S.--Massachusetts Institute of Technology. Dept. of Aeronautics and Astronautics.
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Design and control methods for high-accuracy variable reluctance actuators
… stage in a scanning lithography machine requires high accelerations combined with sub-nanometer position accuracy. Reluctance actuators are capable of providing high force densities (force per moving mass) and lower power values relative to the present state-of-the-art Lorentz actuators that are …
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Infrared Thermography And High Accuracy Gps For Automated Asphalt Crack Detection
… on a car and moving in speeds approaching highway speed limit. The images obtained from the camera were processed using cracks detection software to analyze cracks properties (length, width, density and severity). It was found that the images that were taken by a moving infrared camera were …
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Peer PPP-RTK: toward an affordable real-time high accuracy service
… develop, test and analyze the performance of a high accuracy GNSS PPP-RTK (Precise Point Positioning- Real Time Kinematic) operational framework based on a dense network of peer users, through the exchange of precise Ionospheric and Tropospheric estimates between peers. The PPP-AR (PPP Ambiguity …
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Design and testing of a high accuracy robotic single-cell manipulator
We have designed, built and tested a high accuracy robotic single-cell manipulator to be able to pick individual cells from array of microwells, each 30 Pm or 50 pm cubed. Design efforts have been made for higher accuracy, higher throughput, and compactness. The proposed system is designed to have …
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The Development of High Accuracy Methods for the Measurement of Metal Speciation
… tuna material. External calibration using high performance liquid chromatography inductively coupled plasma mass spectrometry (HPLC-ICP-MS) produced a MeHg (as compound) dry weight mass fraction of 4.26 ± 0.53 pg g’^ (coverage factor, K = 2). Details of the uncertainty budget formulated are …
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Micro-assembly of integrated photonic devices using a high accuracy transfer printing process
… is the development and implementation of a high accuracy transfer printing (TP) technique for the micro-assembly of integrated photonic devices. The method has particular relevance for the integration of hybrid photonic waveguides, and enables the production of passive/active photonic …
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