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STACS
2009
Springer
15 years 10 months ago
More Haste, Less Waste: Lowering the Redundancy in Fully Indexable Dictionaries
Abstract. We consider the problem of representing, in a compressed format, a bitvector S of m bits with n 1s, supporting the following operations, where b ∈ {0, 1}:
Roberto Grossi, Alessio Orlandi, Rajeev Raman, S. ...
NEW2AN
2010
Springer
15 years 1 months ago
Scalable Video Coding Based on Three-Dimensional Discrete Pseudo Cosine Transform
This paper proposes a new spatial scalable and low-complexity videocompressionalgorithmbasedonmultiplicationfreethree-dimensional discrete pseudo-cosine transform (3-D DPCT). Pract...
Eugeniy Belyaev, Timofey Sukhov, Liu Kai
ICIP
2007
IEEE
16 years 4 months ago
Analysis of the Decoding-Complexity of Compressed Image-Based Scene Representations
Interactive navigation in image-based scenes requires random access to the compressed reference image data. When using state of the art block-based hybrid video coding techniques,...
Ingo Bauermann, Eckehard G. Steinbach
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ICIP
2009
IEEE
16 years 4 months ago
3d Medical Image Compression Based On Multiplierless Low-complexity Rklt And Shape-adaptive Wavelet Transform
A multiplier-less low complexity reversible integer Karhunen-Lo?ve transform (Low-RKLT) is proposed based on multi-lifting. Conventional methods based on KLT suffer from high comp...
ISCAS
2008
IEEE
118views Hardware» more  ISCAS 2008»
15 years 9 months ago
Image sensor with focal plane change event driven video compression
— An image sensor with focal plane based hardware acceleration of video compression is presented. The 90×90 pixel CMOS image sensor provides in-pixel processing of intensity cha...
Yu M. Chi, Ralph Etienne-Cummings, Gert Cauwenberg...