930 search results - page 45 / 186 » Adding Gaussian noise to |
172
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JMLR
2010
15 years 19 days ago
2010
We present new measures of the causal direction between two non-gaussian random variables. They are based on the likelihood ratio under the linear non-gaussian acyclic model (LiNG...
156
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ICC
2007
IEEE
16 years 4 days ago
2007
IEEE
—Bandwidth usage has become more complex such that it is not uncommon that multiple signals of appreciable power may be present within the same bandwidth. The presence of multipl...
144
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VTC
2007
IEEE
16 years 3 days ago
2007
IEEE
— We design a coding scheme for Costa’s dirty paper coding (DPC) [6] using a channel and a shaping code. We show that by transforming the channel noise distribution the DPC cha...
163
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TRIDENTCOM
2006
IEEE
15 years 12 months ago
2006
IEEE
— To evaluate routing protocols on a controlled indoor wireless testbed, the radio range must be compressed so that larger multi-hop topologies can be mapped into a laboratorysiz...
147
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TIT
2002
15 years 5 months ago
2002
This paper considers the problem of estimating the parameters of real-valued two-dimensional (2-D) sinusoidal signals observed in colored noise. This problem is a special case of t...