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.
Results
Showing 1 to 20 of 64 for “"motion detection"”.
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Telerehabilitation Devices for Motion Detection and Trunk Training
… The dissertation chapters cover aspects of motion assessment, risk assessment, training independency, and device compliance. Chapter one presents a low-cost and portable walker-based human motion estimation system, which enables distance supervised walker training with objective motion and …
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Video-based motion detection for stationary and moving cameras
… world monitoring applications, moving object detection remains to be a challenging task due to factors such as background clutter and motion, illumination variations, weather conditions, noise, and occlusions. As a fundamental first step in many computer vision applications such as object …
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Motion Detection in Dynamic Cardiac Positron Emission Tomography Images
… is violated in the presence of patient motion and heart motion. This thesis discusses methods for motion detection in dynamic cardiac 82Rb PET images.First, we determined if positron-emitting fiducial markers can be used as surrogate markers for heart motion in dynamic PET images. …
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Anomalous Motion Detection of Vehicles on Highway using Deep Learning
Research in visual anomaly detection draws much interest due to applications in surveillance. Common data sets for evaluation are constructed using a stationary camera overlooking an area of interest. Despite the challenges of learning from a single class of data in an unsupervised learning …
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Background Stabilization And Motion Detection In Launch Pad Video Monitoring
Automatic detection of moving objects in video sequences is a widely researched topic with application in surveillance operations. Methods based on background cancellation by frame differencing are extremely common. However this process becomes much more complicated when the background is not …
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Micro-motion detection by optical coherence tomography (OCT) and its clinical applications
Ddetection of micro-motion on biological tissues has various applications such as ultrasound elastography and magnetic resonance elastography (MRE). Ultrasound transducers, the most commonly used tool to detect endogenous and exogenous micro-motions, have a number of drawbacks: including the …
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Image registration and its application to computer vision : mosaicing and independant motion detection
… investigated are mosaicing and independent motion detection. Mosaicing is the aligning of several images into a single composition that represents part of a 3D scene. This is useful for many different applications, including virtual reality environments and movie special effects.
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Non-Invasive Motion Detection and Classification in NICU Patients using Ballistographic Signals from a Pressure Sensitive Mat
Patient movements can cause motion artifacts on physiological signals and can result in false alarms in a continuous patient monitoring environment. This thesis explores the use of centre of pressure (COP) signals from a pressure sensitive mat to (a) detect patient movement in real-time, and (b) …
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Performance measurements of MEMS analysis system
… research presented in this thesis evaluate's the motion detection capabilities of a MEMS Analysis System. The thesis describes two motion detection schemes and the experiments that have been carried out to characterize them. It provides detailed analysis of the results, as well as suggestions as …
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Improving energy efficiency in a pharmaceutical manufacturing environment -- office building
… schedule of employees while reducing waste. Motion detection lighting control was implemented in the office area to reduce waste by turning off unnecessary lighting automatically. As a result of new AHU operation schedule, AHU motor electricity usage can be reduced by 10,868 kWh/year and …
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Temporal Frame Difference Using Averaging Filter for Maritime Surveillance
… Maritime surveillance is the act of effective detection/recognition of all maritime activities that have impact on economy, security or the environment. The maritime environment is a dynamic environment. Factors such as constant moving of waves, sun reflection over the sea surface, rapid change …
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Features identification and tracking for an autonomous ground vehicle
… vehicle by focusing on four fundamental tasks: Motion detection, object tracking, scene recognition, and object detection and recognition. For motion detection, we combined the background subtraction method using the mixture of Gaussian models and the optical flow to highlight any moving objects …
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Roles of the Dorsal and Ventral Visual Streams In Fluent Reading
… visual stream of the brain, which processes motion. It is unclear, however, whether or not there is a significant relationship between visual processing in the dorsal stream and reading ability in typically developing children. Furthermore, few studies have examined performance on tasks …
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Omnidirectional Vision for an Autonomous Surface Vehicle
… Vision this is called structure from stereo or motion (SFSM). The work in this dissertation addresses omnidirectional vision based SFSM for the navigation of an autonomous surface vehicle (ASV), and implements a vision system capable of locating stationary obstacles and detecting moving objects …
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Interactive Imaging via Hand Gesture Recognition.
… The work consists of two main parts: Hand Motion Detection and Hand Gesture recognition. Within a hand motion detection processing, movement of hand will be identified and extracted. In a specific detection period, the current image is compared with the previous image in order to generate …
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Modelling of bio-inspired vision system for velocity estimation.
Although motion processing in insects has been extensively studied for over almost 40 years, velocity detection in insects and how the insect brain computes the velocity of a moving feature, independent of its size or contrast, is a major enigma that remains unsolved. This study examines the …
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Methodologies for visual correspondence
… years in scenarios such as object recognition, motion detection, stereo vision, pattern matching, image registration. The approaches proposed in literature typically aim at improving the state of the art by increasing the reliability, the accuracy or the computational efficiency of visual …
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Opportunities for human-interfaced capacitive sensing in building environments
… long-range capacitive sensors that enable better detection of how people move through buildings, presenting ample opportunity for smart lighting and utility control. Various arrangements of sensors on walls, ceilings, and floors turn building surfaces into sensor systems. These systems offer …
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Digital Image Processing via Combination of Low-Level and High-Level Approaches.
… organised in three parts: Colour Edge and Face Detection; Hand motion detection; Hand Gesture Detection and Medical Image Processing. II In Colour Edge Detection, two new images G-image and R-image are built through colour space transform, after that, the two edges extracted from G-image and …
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Investigation of Different Video Compression Schemes Using Neural Networks
… has great significance in the communication of motion pictures and still images. The need for compression has resulted in the development of various techniques including transform coding, vector quantization and neural networks. this thesis neural network based methods are investigated to …
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