Changwoo Yoon

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In recent years, Cloud computing is gaining much popularity as it can efficiently utilize the computing resources and hence can contribute to the issue of Green IT to save energy. So to make the Cloud services commercialized, Cloud markets are necessary and are being developed. As the increasing numbers of various Cloud services are rapidly evolving in the(More)
Keywords: Mobile IPTV WiMAX Fountain code Channel zapping time Processing complexity Resource usage Decoding failure rate Quality of experience Genetic algorithm a b s t r a c t In this paper, we present a novel fountain code-based mobile IPTV multicast system architecture over WiMAX network. In the proposed system, the transmission algorithm at a base(More)
Coupled schemes between service-oriented architecture (SOA) and Web 2.0 have recently been researched. Web-based content providers and telecommunications company (Tele-com) based Internet protocol television (IPTV) providers have struggled against each other to accommodate more three-screen service subscribers. (SNS) independently.
Recently, the technology of multimedia content delivery is spotlighted due to many multimedia services. Specially, the needs of a huge content delivery technology is increasing because the period of huge multimedia content creation becomes shorter. The content delivery network (CDN) is a popular solution for distributing a multimedia content using physical(More)
1 Information is a meaningful collection of data. Information retrieval (IR) is an important tool for changing data to information. Of the three classical IR models (Boolean, Support Vector Machine, and Probabilistic), the Support Vector Machine (SVM) IR model is most widely used. But this model does not convey enough relevancies between a query and(More)
This paper describes the design and implementation of the University of Florida's Anatomic Pathology Database System. The first phase of the system consists of the patient record parser and DB generator. The second phase includes application development to facilitate the clinical and research needs of pathologists. The parser separates the patient record(More)
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