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 11 of 11 for “"image detection"”.
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Development of Ensemble Strategies for Generalization in Deepfake Image Detection
… content, posing significant challenges in image-based biometric security and media authenticity. In this thesis, six diverse facial deepfake image datasets are assembled, and four modern detection models are evaluated in a cross-domain scenario. We observe that individual models fail to …
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Fast and Accurate Image Feature Detection for On-The-Go Field Monitoring Through Precision Agriculture. Computer Predictive Modelling for Farm Image Detection and Classification with Convolution Neural Network (CNN)
… was used to obtain high spectral resolution images of plantation status during normal production/growth cycle. Then, an ensemble of classifiers with Convolution Neural Networks (CNN) was used as off the shelf feature extractor to train images to develop an end-to-end feature detection and …
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Parallelization of SIFT on Rigel
… new usage models. SIFT is an algorithm for image detection and can be used for a variety of purposes. It collects key-point features that are invariant to changes in lighting, orientation and affine transforms. We ported the SIFT algorithm to the many-core architecture Rigel and studied the …
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Machine-Learning based Ship Traffic Prediction in the Suez Canal
… is a novel method that utilizes both satellite imagery and AIS technology to predict the AADT. In order to do so, a 2-stage model is implemented that combines an image detection model followed by a correction factor model. The image detection model employs Mask R-CNN, a deep-learning neural …
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Type-1 diabetes risk prediction using multiple kernel learning
… MKL has been successfully been implemented in image detection, splice site detection, ribosomal and membrane protein prediction, etc. In this thesis, this method was applied for Genome-wide association study (GWAS) for classifying cases and controls. This thesis has shown that combined kernel …
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Flexible and foldable single-crystalline silicon electronics for various applications
… including structural health monitoring, tactile image detection, cardiovascular pressure measurement, and many others. Finally, we developed new devices that integrate ultrathin flexible silicon nanomembrane transistors to test neural sensing from significant areas of the brain at high spatial …
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Sensor-based automated path guidance of a robot tool
… an object of known geometry is used for camera image data generation and subsequently determining the position and orientation of surface points based only on the simulated camera image information. Based on this surface geometry measurement technique, robot tool guidance and path planning …
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Algorithmic detectives against child trafficking : data, entrapment, and the new global policing network
… of digital policing and surveillance: 1) image detection software developed in collaboration between social media and software companies and international law enforcement organizations; and 2) the design and deployment of a 3D moving avatar of a photorealistic girl used in a child sex …
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Defending Against Misuse of Synthetic Media: Characterizing Real-world Challenges and Building Robust Defenses
… media or deepfakes, including synthetic images, videos, and text. However, synthetic media can be misused for malicious purposes and damage users' trust in online content. This dissertation aims to address several key challenges in defending against the misuse of synthetic media. Key …
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Hyperspectral Remote Sensing for UXO Detection and Damage Assessment on Airfield Pavements
… (RGB) digital cameras, in hopes of improving detection precision and accuracy for airfield assessment. However, even with modern hyperspectral sensors the benefit of increasing spectral image resolution comes at a cost, creating addition complexity, uncertainty, and sensitivity in the …
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Extracting curbside storm drain locations from street-level images
… and extract storm drain locations from natural images along surface street curbsides. Existing storm drain infrastructure information is commonly reposed by managing agencies in either paper or digital format. Access to these data for urban hydrologic and hydraulic modeling purposes may be …