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» Dimensionality Reduction with Adaptive Kernels
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136
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JSAC
2000
134views more  JSAC 2000»
15 years 3 months ago
Adaptive multidimensional coded modulation over flat fading channels
We introduce a general adaptive coding scheme for Nakagami multipath fading channels. An instance of the coding scheme utilizes a set of 2 -dimensional (2 -D) trellis codes origina...
Kjell Jørgen Hole, Henrik Holm, Geir E. &Os...
130
Voted
ICIP
2004
IEEE
16 years 5 months ago
Practical low bit rate predictive image coder using multi-rate processing and adaptive entropy coding
The modified Differential Pulse Coded Modulation (DPCM) codec with multi-rate processing has been shown to able to code source with monotonically decreasing spectrum efficiently a...
Anna N. Kim, Tor A. Ramstad
138
Voted
CGF
2008
129views more  CGF 2008»
15 years 3 months ago
Sequential Monte Carlo Adaptation in Low-Anisotropy Participating Media
This paper presents a novel method that effectively combines both control variates and importance sampling in a sequential Monte Carlo context. The radiance estimates computed dur...
Vincent Pegoraro, Ingo Wald, Steven G. Parker
228
Voted
VLDB
2007
ACM
197views Database» more  VLDB 2007»
16 years 3 months ago
Indexable PLA for Efficient Similarity Search
Similarity-based search over time-series databases has been a hot research topic for a long history, which is widely used in many applications, including multimedia retrieval, dat...
Qiuxia Chen, Lei Chen 0002, Xiang Lian, Yunhao Liu...
159
Voted
PR
2010
145views more  PR 2010»
15 years 1 months ago
Graph-optimized locality preserving projections
Locality preserving projections (LPP) is a typical graph-based dimensionality reduction (DR) method, and has been successfully applied in many practical problems such as face recog...
Limei Zhang, Lishan Qiao, Songcan Chen