Auflistung Nach Schlagwort "Image segmentation"
Anzeige der Dokumente 21-36 von 36
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Independent component clustering for skin lesions characterization
(2011)In this paper, we propose a clustering technique for the recognition of pigmented skin lesions in dermatological images. It is known that computer vision-based diagnosis systems have been used aiming mostly at the early ... -
Intelligent planning of biomedical image mining workflows
(2010)The analysis and characterization of biomedical image data is a complex procedure involving several processing phases, like data acquisition, preprocessing, segmentation, feature extraction and classification. The proper ... -
An intelligent tool for anatomical object segmentation using deformable surfaces
(2012)Image segmentation is a very active area of research in machine vision. In this work, an innovative methodology is presented that allows the segmentation of objects in three-dimensional images with initial user intervention. ... -
Joint Object Affordance Reasoning and Segmentation in RGB-D Videos
(2021)Understanding human-object interaction is a fundamental challenge in computer vision and robotics. Crucial to it is the ability to infer 'object affordances' from visual data, namely the types of interaction supported by ... -
Joint Source Encoding and Networking Optimization for Panoramic Video Streaming over LTE-A Downlink
(2017)With the increasing capacity of wireless networks, more people would like to consume the 360-degree panoramic video (PV) in virtual reality (VR) applications as its immersive experience. However, due to the super-high ... -
A modified Seeded Region Growing algorithm for vessel segmentation in breast MRI images for investigating the nature of potential lesions
(2014)The role of Magnetic Resonance Imaging (MRI) as an alternative protocol for screening of breast cancer has been intensively investigated during the past decade. Preliminary research results have indicated that gadolinium-agent ... -
Near real-time human silhouette and movement detection in indoor environments using fixed cameras
(2012)The automated human behavior modeling is highly desired in the context of an assistive environment. In this paper, we describe a software video processing and analysis system to assist the near real time detection of human ... -
A novel robust approach for handling illumination changes in video segmentation
(2016)In this work we propose a novel algorithm for foreground segmentation in video sequences that achieves better accuracy, while maintaining low complexity and allows real time execution. The proposed algorithm combines ... -
Orchard mapping with deep learning semantic segmentation
(2021)This study aimed to propose an approach for orchard trees segmentation using aerial images based on a deep learning convolutional neural network variant, namely the U-net network. The purpose was the automated detection ... -
Scattering vs. Discrete Cosine Transform Features in Visual Speech Processing
(2015)Appearance-based feature extraction constitutes the dominant approach for visual speech representation in a variety of problems, such as automatic speechreading, visual speech detection, and others. To obtain the necessary ... -
Self-Supervised Soft Obstacle Detection for Safe Navigation of Visually Impaired People
(2021)the context of computer-assisted navigation of visually impaired people (VIP), time-efficient and robust obstacle detection methods are of major importance. Most commonly, obstacle detection algorithms exploit depth ... -
Silhouette labeling and tracking in calibrated omnidirectional video sequences
(2016)In this paper, we present a methodology for labeling and tracking human silhouettes in indoor videos acquired by omnidirectional (fish-eye) cameras. The proposed methodology is based on a fisheye camera model that employs ... -
Skin lesions characterisation utilising clustering algorithms
(2010)In this paper we propose a clustering technique for the recognition of pigmented skin lesions in dermatological images. It is known that computer vision-based diagnosis systems have been used aiming mostly at the early ... -
Summarization of User-Generated Videos Fusing Handcrafted and Deep Audiovisual Features
(2022)The ever-increasing amount of user-generated audiovisual content has increased the demand for easy navigation across content collections and repositories, necessitating detailed, yet concise content representations. A ... -
Validation of a new t2∗ algorithm and its uncertainty value for cardiac and liver iron load determination from MRI magnitude images
(2016)Purpose To validate an automatic algorithm for offline T2∗ measurements, providing robust, vendor-independent T2∗, and uncertainty estimates for iron load quantification in the heart and liver using clinically available ... -
Video-Based Eye Blink Identification and Classification
(2022)Blink detection and classification can provide a very useful clinical indicator, because of its relation with many neurological and ophthalmological conditions. In this work, we propose a system that automatically detects ...