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TIP
2010
112views more  TIP 2010»
15 years 3 months ago
Variable Density Compressed Image Sampling
Compressed sensing (CS) provides an efficient way to acquire and reconstruct natural images from a reduced number of linear projection measurements at sub-Nyquist sampling rates....
Zhongmin Wang, Gonzalo R. Arce
EMNLP
2010
15 years 3 months ago
Discriminative Sample Selection for Statistical Machine Translation
Production of parallel training corpora for the development of statistical machine translation (SMT) systems for resource-poor languages usually requires extensive manual effort. ...
Sankaranarayanan Ananthakrishnan, Rohit Prasad, Da...
ICC
2009
IEEE
139views Communications» more  ICC 2009»
15 years 3 months ago
Non Disruptive Data Services Towards Real-Time Traffic in Wireless Ad Hoc Networks
Abstract--Mobile wireless Ad hoc NETworks (MANETs) naturally support a traffic mix of elastic and real-time flows but the shared nature and lossy properties of the radio medium mak...
Jeremie Leguay, Hicham Khalife, Georgios Sotiropou...
TSP
2010
15 years 4 days ago
Algorithms for Complex ML ICA and Their Stability Analysis Using Wirtinger Calculus
Abstract--We derive a class of algorithms for independent component analysis (ICA) based on maximum likelihood (ML) estimation and perform stability analysis of natural gradient ML...
Hualiang Li, Tülay Adali
ICASSP
2011
IEEE
14 years 9 months ago
Quadrature approximation properties of the spiral-phase quadrature transform
The notion of the 1-D analytic signal is well understood and has found many applications. At the heart of the analytic signal concept is the Hilbert transform. The problem in exte...
Haricharan Aragonda, Chandra Sekhar Seelamantula