555 search results - page 33 / 111 » Introduction to Statistical Signal Processing |
ICASSP
2010
IEEE
13 years 10 months ago
2010
IEEE
In this paper the two main definitions of quaternion properness (or second order circularity) are reviewed, showing their connection with the structure of the optimal quaternion ...
ICASSP
2011
IEEE
13 years 1 months ago
2011
IEEE
Tracking speakers is an important application in smart environments. Acoustic tracking using microphone arrays is a challenging task due to two major reasons: On the one hand, mul...
ICIP
2004
IEEE
14 years 11 months ago
2004
IEEE
Using the concepts of two-dimensional Hilbert transform and analytic signal, we construct a new quaternion wavelet transform (QWT). The QWT forms a tight frame and can be efficien...
DATE
2010
IEEE
14 years 3 months ago
2010
IEEE
—Variations of process parameters have an important impact on reliability and yield in deep sub micron IC technologies. One methodology to estimate the influence of these effects...
TSP
2011
13 years 4 months ago
2011
—Detection of the number of sinusoids embedded in noise is a fundamental problem in statistical signal processing. Most parametric methods minimize the sum of a data fit (likeli...