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TCSV
2002
13 years 5 months ago
2002
Video query by semantic keywords is one of the most challenging research issues in video data management. To go beyond low-level similarity and access video data content by semanti...
TCSV
2002
13 years 5 months ago
2002
Video communications over wireless networks often suffer from various errors. In this paper, a novel video transmission architecture is proposed to meet the low-delay and error-rob...
TCSV
2002
13 years 5 months ago
2002
This paper discusses the problem of reduced-resolution transcoding of compressed video bitstreams. An analysis of drift errors is provided to identify the sources of quality degra...
TCSV
2002
13 years 5 months ago
2002
Compressed video bitstreams require protection from channel errors in a wireless channel. The threedimensional (3-D) SPIHT coder has proved its efficiency and its real-time capabi...
TCSV
2002
13 years 5 months ago
2002
Abstract--A novel fully comprehensive mobile video communications system is proposed in this paper. This system exploits the useful rate management features of the video transcoder...