Presentation 2001/6/15
Caching mechanisms for proxy cache with quality adaptation
Masahiro Sasabe, Naoki Wakamiya, Masayuki Murata, Hideo Miyahara,
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Abstract(in English) The proxy mechanism is now widely used in WWW system in order to offer low-delay data delivery with an assistance of the "proxy server". By applying the proxy mechanism to video transfer, we can expect a low-delay and interactive video streaming service provided without intoroducing extra load on the stream. In addition, if the proxy appropriately adapts the quality of cached video data to the requested quality, video streams can be delivered to users by considering their heterogeneous QoS requirements. In this paper, we consider mechanisms of data retrieval, prefetching and replacement for the proxy cache. Through simulation experiments, we show that our proposed proxy caching mechanism achieves a high-quality and low-delay video distribution which meeting user's demand.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) proxy cache / video streaming / QoS / quality adaptation
Paper # NS2001-53
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Committee NS
Conference Date 2001/6/15(1days)
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Registration To Network Systems(NS)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Caching mechanisms for proxy cache with quality adaptation
Sub Title (in English)
Keyword(1) proxy cache
Keyword(2) video streaming
Keyword(3) QoS
Keyword(4) quality adaptation
1st Author's Name Masahiro Sasabe
1st Author's Affiliation Graduate School of Engineering Science, Osaka University()
2nd Author's Name Naoki Wakamiya
2nd Author's Affiliation Graduate School of Engineering Science, Osaka University
3rd Author's Name Masayuki Murata
3rd Author's Affiliation Cybermedia Center, Osaka University
4th Author's Name Hideo Miyahara
4th Author's Affiliation Graduate School of Engineering Science, Osaka University
Date 2001/6/15
Paper # NS2001-53
Volume (vol) vol.101
Number (no) 121
Page pp.pp.-
#Pages 6
Date of Issue