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 20 of 144 for “"Digital video."”.
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Digital video transmission over wireless networks
The advent of the Integrated Services Digital Network (ISDN) led to the standardisation of the first video codecs for interpersonal video communications, followed closely by the development of standards for the compression, storage and distribution of digital video in the PC environment, mainly …
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Digital Video Stabilization with Inertial Fusion
… With the advent of teleoperation and real-time video tracking of dynamic environments, the need to stabilize video onboard mobile robots has become more prevalent. This thesis presents a digital stabilization method that incorporates inertial fusion with a Kalman filter. The camera motion is …
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Interactive cinema : collaborative expression with digital video
Advances in technologies for digital video editing and streaming have lowered the barrier to entry for aspiring videomakers, and they provide an opportunity to expand the vocabulary for using and sharing video. Custom interfaces for editing and sharing video can suggest and support novel methods of …
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Mobility Enhancement for Digital Video Broadcast Network Via Satellite
… and flexibility.<br/><br/>In this context, the digital video broadcasting via satellite (DVB-S) is the cornerstone technology that enables the reliable transmission of signals for a variety of users and use-cases. Over time, the technology standard has evolved and at present, the extension of …
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Coding and Transmission of Digital Video on the Internet
… and implementations of a low bitrate and robust video coding and transmission scheme. This thesis tackles problems in both coding and transmission. For coding, a hybrid coding scheme is proposed to increase the robustness. For transmission, an effective dependency isolation algorithm is designed …
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Dynamically parallel CAMSHIFT: GPU accelerated object tracking in digital video
<p>"The CAMSHIFT algorithm is widely used for tracking dynamically sized and positioned objects in real-time applications. In spite of its extensive study on the platform of sequential CPU, its research on massively parallel Graphical Processing Unit (GPU) platform is quite limited. In this work, …
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Gesture-cueing statistical instruction in a digital video learning environment
Submission original under an indefinite embargo labeled 'Open Access'. The submission was exported from vireo on 2023-09-01 without embargo terms
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Simulation Tool and Metric for Evaluating Wireless Digital Video Systems
This thesis focuses on the interaction between digital video quality and channel coding in a wireless communication system. Digital video is a high-bandwidth, computationally intensive application. The recent allocation of large tracks of spectrum by the FCC has made possible the design and …
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User interface design for keyframe-based content browsing of digital video
… are being developed and turned into products. Digital video is one of those application areas that is getting more and more attention as the consumer market is likely to be huge, including professional video editing and home entertainment. However, most digital video systems so far have been …
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Advanced Linear Identification Techniques For Signal Processing And Digital Video Broadcasting
… embed a piece of unique information into digital media data for the purpose of satisfying specific demands such as identification, annotation, and copyright, etc. We need to consider the quantity and the quality of identification data to be embedded as well as the corresponding …
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Combined forward error correction and error concealment for digital video transmission
… Correction (FEC) coding has been widely used in digital communications to improve the transmission performance over noisy channels. Based on the introduced redundancy and encoding structure, a maximum likelihood (ML) decoding scheme can be used to correct significant part of transmission errors. …
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Content-based Digital Video Processing. Digital Videos Segmentation, Retrieval and Interpretation.
Recent research approaches in semantics based video content analysis require shot boundary detection as the first step to divide video sequences into sections. Furthermore, with the advances in networking and computing capability, efficient retrieval of multimedia data has become an important …
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H.264 Encoded Digital Video Protection using Temporal Redundancy LSB Steganography
… based on the temporal redundancies present in digital video streams, these redundancies are utilised by the H.264 encoding standard to reduce the bandwidth requirements of a digital video stream while maintaining content quality. The temporal redundancies are used to steganographically embed …
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Border crossings : how students negotiate cultural borders during digital video production
… emerging patterns of communication in student video production and the extent to which such patterns signify cultural border crossings in a South African upper income group school context. The investigation was carried out with specific reference to the politics of difference, an educational …
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Internet CNN Newsroom : the design of a digital video news magazine
Thesis (M. Eng.)--Massachusetts Institute of Technology, Dept. of Electrical Engineering and Computer Science, 1995.
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Digital Video and Mathematics: Helping High School Students Understand and Interpret Abstract Concepts
… follow from this study include: (1) the use of digital video may act as a medium that helps students visualize abstract concepts, (2) the use of multiple representations help show the interconnectedness of ideas, but students still seem to have difficulty interpreting the relationship among …
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Digital video moving object segmentation using tensor voting: A non-causal, accurate approach
Motion based video segmentation is important in many video processing applications such as MPEG4. This thesis presents an exhaustive, non-causal method to estimate boundaries between moving objects in a video clip. It make use of tensor voting principles. The tensor voting is adapted to allow image …
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So many standards, so little time: A history and analysis of four digital video standards
DSpace SAF Submission Ingestion Package generated from Vireo submission #14090 on 2019-11-26 at 12:50:13
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Spatial and Temporal Performance Characteristics in a Two-Dimensional Human Motion Analysis System Using Digital Video Capture
… analysis system using commercially available digital video capture. The first testing protocol involved developing a method to evaluate system spatial performance characteristics with respect to accuracy, precision, and resolution. A physical model comprising a calibration frame was …
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