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 236 for “"Processing algorithms"”.
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Flexible signal processing algorithms for wireless communications
Thesis (Ph.D.)--Massachusetts Institute of Technology, Dept. of Electrical Engineering and Computer Science, 2000.
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Image Processing Algorithms for Diagnostic Analysis of Microcirculation
… of this study is to design an automated image processing system to segment microvessels, estimate the density of blood vessels in video recordings, and identify the distribution of blood flow. The proposed algorithm consists of two main stages: video processing and image segmentation. The first …
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Array Signal Processing Algorithms for Beamforming and Direction Finding
Array processing is an area of study devoted to processing the signals received from an antenna array and extracting information of interest. It has played an important role in widespread applications like radar, sonar, and wireless communications. Numerous adaptive array processing algorithms have …
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Comparison of natural language processing algorithms for medical texts
… corpora of clinical texts, natural language processing (NLP) is growing to be a field that people are exploring to extract useful patient information. NLP applications in clinical medicine are especially important in domains where the clinical observations are crucial to define and diagnose …
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2D and 3D surface image processing algorithms and their applications
This doctoral dissertation work aims to develop algorithms for 2D image segmentation application of solar filament disappearance detection, 3D mesh simplification, and 3D image warping in pre-surgery simulation. Filament area detection in solar images is an image segmentation problem. A …
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Development of Advanced Image Processing Algorithms for Bubbly Flow Measurement
… dissertation provides a complete set of image processing algorithms for bubbly flow measurement. The developed algorithm can deal with bubble overlapping issues and reconstruct bubble outline in 2D high speed images under a wide void fraction range. Key bubbly flow parameters such as void …
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Development and evaluation of vision processing algorithms in multi-robotic systems.
… a single robot has very limited memory and processing resources, but the complete system is rich in these resources. As vision sensors provide rich surrounding awareness and vision algorithms also requires intensive processing. Therefore, vision processing tasks are the best candidate for …
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Noise-Enhanced and Human Visual System-Driven Image Processing: Algorithms and Performance Limits
… dissertation investigates the problem of image processing based on stochastic resonance (SR) noise and human visual system (HVS) properties, where several novel frameworks and algorithms for object detection in images, image enhancement and image segmentation as well as the method to estimate …
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Efficient design and implementation of image processing algorithms on reconfigurable hardware using Handel-C
… of images is generally defined as Digital Image Processing (DIP). DIP is used in variety of applications, including video surveillance, target recognition, and image enhancement. These applications are usually implemented in software but may use special purpose hardware for speed. With advances …
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Spectral processing algorithms for predicting glucose concentration of various solutions from NIR absorbance spectroscopy
Thesis (M.Eng.)--Massachusetts Institute of Technology, Dept. of Electrical Engineering and Computer Science, 1999.
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Investigating image processing algorithms for provision of information in rock art sites using mobile devices
… image retrieval system with the aid of image processing. We investigate 3 image processing algorithms for digital recognition of rock art images on mobile devices. The ubiquitous nature and recent technological advances has made mobile devices the preferred medium. Image processing algorithms …
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The application of optimal transputer architecture to concurrent processing in the implementation of vision processing algorithms
Repetitive low level image processing transformations can be performed at high speeds by SIMD arrays, DSP and dedicated VLSI devices. These strategies cannot be adppted with more complex and time consuming data dependent algorithms. A flexible and programmable component must be used, and the use of …
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Comparison between rule-based and data-driven natural language processing algorithms for Brazilian Portuguese speech synthesis
… the final speech waveform. The Natural Language Processing algorithms presented in this block are crucial to the quality of the speech generated by synthesizers. These algorithms are responsible for important tasks such as Grapheme-to-Phoneme Conversion, Syllabification and Stress Determination. …
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Development of image processing algorithms for automatic segmentation and selection of swine postural behaviors used in an interactive environmental control
… research to improve the performance of the image processing algorithms is desired.
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Curve evolution and estimation-theoretic techniques for image processing
… computationally efficient, and global image processing algorithms. Such image processing algorithms are not only useful, but in high demand within the image processing arena. Recently, curve evolution and estimation-theoretic approaches to image processing have received considerable …
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Visual communications on a memory-embedded array processor: The Computational*RAM.
In this thesis, image and video processing algorithms, especially the compression algorithms, are first studied in their natural formats to appreciate the needs for real-time operations and hence, parallel computing. The computational intense, memory-bound problems are next approached from two …
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SUPERRESOLUTION PHOTONICS
… spatial mode demultiplexing as well as image processing algorithms like Center of Gaussians.
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