38 Result(s)
within
Chapter
Hermann Hellwagner
-
Chapter and Conference Paper
MCOM-Live: A Multi-Codec Optimization Model at the Edge for Live Streaming
HTTP Adaptive Streaming (HAS) is the predominant technique to deliver video contents across the Internet with the increasing demand of its applications. With the evolution of videos to deliver more immersive expe...
-
Chapter and Conference Paper
ECAS-ML: Edge Computing Assisted Adaptation Scheme with Machine Learning for HTTP Adaptive Streaming
As the video streaming traffic in mobile networks is increasing, improving the content delivery process becomes crucial, e.g., by utilizing edge computing support. At an edge node, we can deploy adaptive bitra...
-
Chapter and Conference Paper
Communication and Coordination for Drone Networks
Small drones are being utilized in monitoring, delivery of goods, public safety, and disaster management among other civil applications. Due to their sizes, capabilities, payload limitations, and limited fligh...
-
Chapter and Conference Paper
Rule-based Stream Reasoning for Intelligent Administration of Content-Centric Networks
Content-Centric Networking (CCN) research addresses the mismatch between the modern usage of the Internet and its outdated architecture. Importantly, CCN routers use various caching strategies to locally cache co...
-
Chapter and Conference Paper
Combined Mobile Ad-Hoc and Delay/Disruption-Tolerant Routing
The main assumption of many routing protocols for wireless mobile ad-hoc networks (MANETs) is that end-to-end paths exist in the network. In practice, situations exist where networks get partitioned and tradit...
-
Chapter
The Interplay of Technology Development and Media Convergence: Examples
This chapter explores the position that media convergence is characterized by interplaying “technology push” and “application pull” forces in the media world. Several examples will be discussed to illustrate h...
-
Chapter and Conference Paper
Scalable Video Coding Impact on Networks
This paper describes the CELTIC project on ”Scalable Video Coding Impact on Networks” with the focus of designing a streaming system based on the Scalable Video Coding extension of the H.264/AVC standard. The ...
-
Chapter and Conference Paper
Metadata-Based Content Management and Sharing System for Improved User Experience
In the past years the amount of multimedia content on the Internet or in home networks has been drastically increasing. Instead of buying traditional media (such as CDs or DVDs) users tend to buy online media....
-
Chapter and Conference Paper
Enhancing the User Experience with the Sensory Effect Media Player and AmbientLib
Multimedia content is increasingly used in every area of our life. Still, each type of content only stimulates the visual and/or the hearing system. Thus, the user experience depends only on those two stimuli....
-
Chapter and Conference Paper
Efficient SVC-to-AVC Conversion at a Media Aware Network Element
H.264/SVC, the Scalable Video Coding extension of the H.264/AVC video coding standard, features spatial, quality and temporal scalability. Backwards compatibility with legacy decoding devices is maintained thr...
-
Chapter
Scalable Video Coding in Content-Aware Networks: Research Challenges and Open Issues
The demand for access to advanced, distributed media resources is nowadays omnipresent due to the availability of Internet connectivity almost anywhere and anytime, and of a variety of different devices. This ...
-
Chapter and Conference Paper
Natural-Language-Based Conversion of Images to Mobile Multimedia Experiences
We describe an approach for viewing any large, detail-rich picture on a small display by generating a video from the image, as taken by a virtual camera moving across it at varying distance. Our main innovatio...
-
Chapter and Conference Paper
An Evaluation of Mobile End Devices in Multimedia Streaming Scenarios
This paper compares handhelds based on the iPhone and Android operating systems in multimedia streaming scenarios. We simulate typical Internet network impairments, i.e. packet delay and packet loss, and evalu...
-
Chapter and Conference Paper
Information and Communication Systems for Mobile Emergency Response
This discussion paper attempts to propose emergency response and disaster management as worthwhile areas of applied research for the information system community. The typical requirements, entities and activit...
-
Chapter
Dynamic and Distributed Multimedia Content Adaptation based on the MPEG-21 Multimedia Framework*
Today, there are many technologies in place to establish an infrastructure for the delivery and consumption of multimedia content. In practice, however, several elements of such an infrastructure are often sta...
-
Chapter and Conference Paper
An Extensible Framework for Knowledge-Based Multimedia Adaptation
Multimedia content is becoming increasingly important in many areas not only for pure entertainment but also for commercial or educational purposes like, e.g., distance learning or online training. In parallel...
-
Chapter and Conference Paper
Toward Semantic Web Services for Multimedia Adaptation
Universal Multimedia Access (UMA), where users can consume any multimedia resource anywhere at any time, is the driving vision of ongoing ISO/IEC Moving Picture Experts Group (MPEG) stand...
-
Chapter and Conference Paper
Topic 14 Routing and Communication in Interconnection Networks
Communication networks, protocols, and application programming interfaces (APIs) are crucial factors for the performance of parallel and distributed computations. This topic of Euro-Par 2003 is therefore devot...
-
Chapter
An Adaptive MPEG-4 Proxy Cache
Multimedia is gaining ever more importance on the Internet. This increases the need for intelligent and efficient video caches. A promising approach to improve caching efficiency is to adapt videos. With the a...
-
Chapter
Performance Tuning of Parallel Realtime Voice Communication Software
This paper describes an unconventional way to apply a performance analysis tool for parallel programs (Vampir) to understand and tune the performance of the real-time voice and data communication software runn...
