31 search results - page 1 / 7 » Sparse spectral factorization: Unicity and reconstruction al... |
ICASSP
2011
IEEE
13 years 9 months ago
2011
IEEE
Spectral factorization is a classical tool in signal processing and communications. It also plays a critical role in X-ray crystallography, in the context of phase retrieval. In t...
TMI
2010
13 years 12 months ago
2010
We introduce a novel algorithm to address the challenges in magnetic resonance (MR) spectroscopic imaging. In contrast to classical sequential data processing schemes, the proposed...
ICASSP
2010
IEEE
14 years 5 months ago
2010
IEEE
Besides basis expansions, frames representations play a key role in signal processing. We thus consider the problem of frame domain signal processing, which is more complex and ch...
ICIP
2009
IEEE
15 years 6 months ago
2009
IEEE
Fourier Transform Infrared (FT-IR) spectroscopic imaging is a potentially valuable tool for diagnosing breast and prostate cancer, but its clinical deployment is limited due to lo...
ISBI
2007
IEEE
14 years 11 months ago
2007
IEEE
According to the recent theory of compressed sensing, accurate reconstruction is possible even from data samples dramatically smaller than Nyquist sampling limit as long as the un...