Essays about: "Median filtering"
Showing result 1 - 5 of 7 essays containing the words Median filtering.
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1. Reduction of Noise and Artefacts in MRIScan of Metal Implant Reconstructed by Frequency Mapping
University essay from Lunds universitet/Avdelningen för Biomedicinsk teknikAbstract : Metal objects can cause significant artefacts in magnetic resonance imaging (MRI) scans, cause loss of signal and what is known as geometric warping. There are ways to address these problems using different MRI sequences. This project looks at a newer method of artefact correction proposed by Månsson and Morin. READ MORE
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2. Influence of land cover changes on organic carbon and organic nitrogen concentrations in Swedish rivers
University essay from Lunds universitet/Institutionen för naturgeografi och ekosystemvetenskapAbstract : There is increasing pressure on freshwater systems due to excessive nutrient loading by anthropogenic sources. In Sweden, freshwaters have become browner due to increasing exports of organic matter from soils into streams, rivers, and lakes. READ MORE
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3. Comparison and Improvement Of Collaborative Filtering Algorithms
University essay from KTH/Skolan för datavetenskap och kommunikation (CSC)Abstract : Recommender Systems is a topic several computer scientists have researched. With today’s e-commerce and Internet access, companies try to maximize their profit by utilizing var- ious recommender algorithms. One methodology used in such systems is Collaborative Filtering. READ MORE
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4. Human Detection Using Ultra Wideband Radar and Continuous Wave Radar
University essay from Linköpings universitet/KommunikationssystemAbstract : A radar works by radiating electromagnetic energy and detecting the reflected signal returned from the target. The nature of the reflected signal provides information about the target’s distance or speed. READ MORE
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5. Improving SLAM on a TOF Camera by Exploiting Planar Surfaces
University essay from Linköpings universitet/DatorseendeAbstract : Simultaneous localization and mapping (SLAM) is the problem of mapping your surroundings while simultaneously localizing yourself in the map. It is an important and active area of research for robotics. In this master thesis two approaches are attempted to reduce the drift which appears over time in SLAM algorithms. READ MORE