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 53 for “"Multimedia systems."”.
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Multiple Streams Synchronization in Collaborative Multimedia Systems
… applications have emerged. Among them, there are multimedia application, in which users are able to control, combine, and manipulate different types of media, such as text, sound, video, computer graphics, and animation. A key requirement in any multimedia application is to synchronize the …
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Correlated multi-streaming in distributed interactive multimedia systems
Distributed Interactive Multimedia Environments (DIMEs) enable geographically distributed people to interact with each other in a joint media-rich virtual environment for a wide range of activities, such as art performance, medical consultation, sport training, etc. The real-time collaboration is …
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High-level scripting environments for interactive multimedia systems
Thesis (M.S.)--Massachusetts Institute of Technology, Program in Media Arts & Sciences, 1996.
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A Framework for Controlling Quality of Sessions in Multimedia Systems
<p>Collaborative multimedia systems demand overall session quality control beyond the level of quality of service (QoS) pertaining to individual connections in isolation of others. At every instant in time, the quality of the session depends on the actual QoS offered by the system to each of the …
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Realizing mobile multimedia systems over emerging fourth-generation wireless technologies
Thesis (M.Eng.)--Massachusetts Institute of Technology, Dept. of Civil and Environmental Engineering, 2001.
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Solutions for Dynamic Channel Assignment and Synchronization Problem for Distributed Wireless Multimedia System
… advances in mobile computing and distributed multimedia systems allow mobile hosts (clients) to access wireless multimedia Data at anywhere and at anytime. In accessing multimedia information on the distributed multimedia servers from wireless personal communication service systems, a channel …
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The Effects of Multimedia Interface Design on Original Learning and Retention
… a text-based instructional system and two multimedia systems. The two multimedia systems used different interface designs. The first multimedia system used a topic-oriented interface which is somewhat standard in multimedia design. The second multimedia system presented a problem solving …
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Personalized Means of Interacting with Multimedia Content
Today the world of multimedia is almost completely device- and content-centered. It focuses it’s energy nearly exclusively on technical issues such as computing power, network specifics or content and device characteristics and capabilities. In most multimedia systems, the presentation of …
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A formal specification based approach to feature interaction: Application with Prolog.
… growth of new services for telecommunication and multimedia systems is being challenged by the feature interaction problem. A number of approaches for managing feature interaction have been proposed. A relational method for specifying software systems and detecting features interactions is …
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Digital image compression on parallel computer architectures
… contemporary applications, such as distributed multimedia systems rapid transmission of images is necessary. Dollar cost as well as time cost of transmission and storage tend to be directly proportional to the volume of data. Therefore, application of digital image compression techniques become …
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Session Management for Accountability in Distributed Multimedia Services
Internet-based multimedia applications (e.g., voice-over-IP, instant messaging, and video conferencing) are continuing to grow in importance as more people depend on such applications for personal and professional communications. Although performance is almost always a concern with multimedia …
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Behavior Modeling and Forensics for Multimedia Social Networks
… the past decades, the explosive combination of multimedia signal processing, communications and networking technologies has facilitated the sharing of digital multimedia data and enabled pervasive digital media distribution over all kinds of networks. People involved in the sharing and …
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An Adaptive Resource Management Architecture for Global Distributed Computing
… management activities in open distributed systems, their dynamic installation and modification. In particular, we develop a two-level meta-architectural model of distributed computation based on actors. This enables us to consider separately issues such as: functional behavior of an …
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Efficient storage and retrieval methods for multimedia information
… always been the bottleneck problem of computer systems, and with multimedia applications, the problem has been intensified. Hierarchical storage systems provide extensive storage capacity for multimedia data at very economical cost, but the long access latency of tertiary storage devices makes …
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Measurement and evaluation of multimedia I/O performance
I/O is becoming the bottleneck in computer systems as the disparity between the speed of the I/O system and the CPU continues to grow. This research addresses the performance evaluation of I/O, with special emphasis on multimedia workstation-class systems. First, multimedia I/O activity is shown to …
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An FPGA platform for demonstrating embedded vision systems
… can be used to enable real-time embedded vision systems, specifically object detection. Interfaces are built between the FPGA and a high definition (1980 x 1080) HDMI camera, an off-chip DRAM, an FMC connector, an SD Card, and an HDMI display. The interface processing includes debayering for the …
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Complexity management for video encoders.
… applications. In many cases, such as real-time multimedia systems or power-constrained systems, the coding performance of software-only video encoders and decoders is limited by computational complexity. This thesis presents research work to develop techniques to manage computational complexity …
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Energy efficient enabling technologies for semantic video processing on mobile devices
… play an increasingly important role in future multimedia systems due to the ubiquity of digital multimedia capture/playback technologies and increasing storage capacity. Although the object based paradigm has many undeniable benefits, numerous technical challenges remain before the applications …
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An architecture for flexible multimedia group management services
Multimedia systems applications have become major research interests in both computing and telecommunications industries. In some literature, multimedia is defined as "mant media" where media is derived from medium, and a medium is a means of transporting information. It is generally accepted that …
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