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ICPR
2006
IEEE
16 years 29 days ago
View Dependent Enhancement of the Dynamic Range of Video
There are many applications for computer vision where a scene observed contains a wide range of brightness. Often, the low dynamic range of a camera limits the accuracy of informa...
Matti Niskanen
ICIP
2009
IEEE
16 years 27 days ago
Pre-fetching Based On Video Analysis For Interactive Region-of-interest Streaming Of Soccer Sequences
We consider a video streaming system in which the user can interactively watch an arbitrary region of a high-spatial-resolution scene. Region-of-interest (RoI) prediction helps pr...
CHI
2004
ACM
16 years 6 days ago
Sharp or smooth?: comparing the effects of quantization vs. frame rate for streamed video
We introduce a new methodology to evaluate the perceived quality of video with variable physical quality. The methodology is then used to assess an existing guideline that high fr...
John D. McCarthy, Martina Angela Sasse, Dimitrios ...
ICIAP
2005
ACM
15 years 12 months ago
Half-Pixel Correction for MPEG-2/H.264 Transcoding
To improve video quality and coding efficiency, H.264/AVC [1] has adopted several newer coding tools such as a 4?4 integer DCT and a method for calculating half pixels than the pre...
Soon-young Kwon, Joo-Kyong Lee, Ki-Dong Chung
CSCW
2010
ACM
15 years 8 months ago
Pictionaire: supporting collaborative design work by integrating physical and digital artifacts
This paper introduces an interactive tabletop system that enhances creative collaboration across physical and digital artifacts. Pictionaire offers capture, retrieval, annotation,...
Björn Hartmann, Meredith Ringel Morris, Hrvoj...