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 18 of 18 for “"Mathematical morphology"”.
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An improved microarray image analysis architecture using mathematical morphology
… study, microarray analysis architecture using mathematical morphology was proposed, namely Mathematical Morphology Microarray Image Analysis (MaMIA).Firstly, in denoising stage, noise identification is conducted to identify and reverse the noise. Next, combinations of mathematical morphology …
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Mathematische morfologie in de beeldverwerking Mathematical Morphology in Image Processing
Het verwerken van een afbeelding met de computer laat ons toe de kwaliteit van dit beeld te verbeteren, specifieke objecten uit het beeld te segmenteren, of extra informatie tevoorschijn te halen. Mathematische morfologie is een set van wiskundige technieken uit de beeldverwerking die ons toelaat …
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Fuzzy techniques for noise removal in image sequences and interval-valued fuzzy mathematical morphology
… main part of the thesis, interval-valued fuzzy mathematical morphology is studied. Mathematical morphology is a theory intended for the analysis of spatial structures that has found application in e.g. edge detection, object recognition, pattern recognition, image segmentation, image …
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Image morphological processing
Mathematical Morphology with applications in image processing and analysis has been becoming increasingly important in today's technology. Mathematical Morphological operations, which are based on set theory, can extract object features by suitably shaped structuring elements. Mathematical …
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Digital Morphometry : A Taxonomy Of Morphological Filters And Feature Parameters With Application To Alzheimer's Disease Research
… to the first step the morphological filters of mathematical morphology provide a wealth of suitable geometric transfomations. Traditional radiometric and spatial enhancement techniques provide an additional source of transformations. The second step is more classical (e.g. Underwood, 1970; …
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Set Operators
… <p>We describe the generalization of mathematical morphology to non-numeric sets, and set up the category theory connection that describes the bridges between set theory, group theory and topology. For example, dilation and erosion in mathematical morphology are special cases of set …
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Learning image enhancement and object localization using evolutionary algorithms
… an optimum transformation function or optimal mathematical morphology chain by utilizing a user-prepared ground-truth (gold) sample. Later on, in testing phase, the obtained transform function of morphological chain is applied to untrained test images. The current thesis has three main parts as …
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Vessel identification in diabetic retinopathy
… were investigated in this thesis are based on mathematical morphology and neural networks. Both methodologies are verified on independently labeled data from two institutions and results are presented that characterisethe trade off betweenthe ability to identify vesseland non-vessels data. …
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Condition assessment of GFRP-retrofitted concrete cylinders using electromagnetic waves
… Reconstructed images are further analyzed by mathematical morphology to extract a numerical index representing the feature of the image as a basis for quantitative evaluation. The components of the development include dielectric modeling of materials, laboratory radar measurements, numerical …
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Shape based classification and functional forecast of traffic flow profiles
… classification of daily traffic flow patterns. A mathematical morphology method was used that allows the clustering of shapes. The proposed methodology leads to discovery of interesting daily traffic phenomena such as five normal daily traffic shapes beside abnormal shapes representing accidents, …
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Map Creation and Position Correction for an Off the Shelf Mobile Robotic System
… algorithm is a map. In the creation of the map, mathematical morphology is explored as a means to reduce noise. When the robot has located a corner, Matlab provides the robot with a position estimate correction. This correction allows the robot to better estimate its location resulting in a more …
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Automated Low-Cost Malaria Detection System in Thin Blood Slide Images Using Mobile Phones
… disease. The work contributed to the field of mathematical morphology by proposing a novel method called the Annular Ring Ratio transform for blood component identification. It has also proposed an automated White Blood Cell and Red Blood Cell differentiation algorithm, which when combined with …
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Exploitation of infrared polarimetric imagery for passive remote sensing applications
… and atmospheric effects. A method based on mathematical morphology is proposed with the intent to enhance the polarimetric Stokes features of manmade structures found in the scene while minimizing its effects on natural clutter. The method suggests that morphology-based algorithms are …
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Morphological granulometry for texture analysis
… of digital texture images, using techniques from mathematical morphology and regression modelling for the classification of texture images. It investigates the use of granulometric moments, arising from the morphological pattern spectrum, as texture descriptors to predict evolution time or class …
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Nailfold capillary loop shape analysis and classification by using image processing and pattern recognition techniques.
… etc., to classify capillaries. By the use of mathematical morphology, skeletonization, topological relations, feature vectors, in an hierarchical structure, the software TANCCAS (The Automated Nailfold Capillary Classification and Analysis System) has been developed to calculate the shape …
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Image enhancement techniques applied to solar feature detection
This dissertation presents the development of automatic image enhancement techniques for solar feature detection. The new method allows for detection and tracking of the evolution of filaments in solar images. Series of H-alpha full-disk images are taken in regular time intervals to observe the …
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Image watermarking, steganography, and morphological processing
… motions of cars. By using dynamically rotational morphology, it is not only guarantee collision-free in the shortest path, but also reduce time complexity dramatically. As soon as the distance map of a destination and collision-free codes have been established off-line, shortest paths of cars …
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Interpolación de formas en imágenes usando mordología matemática
… is about image interpolation techniques that use mathematical morphology concepts. This work starts exposing the fundamental concepts used to design and to construct algorithms for an interpolation method applied to binary images sequences. These algorithms have been applied in different …