Quaternionic Lattice Structures for Four-Channel Paraunitary Filter Banks

by Alexander Petrovsky, Marek Parfieniuk
Published 2007-01-01

High-Quality Time Stretch and Pitch Shift Effects for Speech and Audio Using the Instantaneous Harmonic Analysis

by Elias Azarov, Alexander Petrovsky, Marek Parfieniuk
Published 2010-01-01

Signal Processing Platforms and Algorithms for Real-Life Communications and Listening to Digital Audio

by Alexander Petrovsky, Wanggen Wan, Manuel Rosa-Zurera, Alexey Karpov
Published 2017-01-01

Oligomerization of Paramagnetic Substrates Result in Signal Amplification and Can be Used for MR Imaging of Molecular Targets

by Alexei Bogdanov, Lars Matuszewski, Christoph Bremer, Alexander Petrovsky, Ralph Weissleder
Published 2002-01-01

Optical Imaging of Apoptosis as a Biomarker of Tumor Response to Chemotherapy

by Eyk A. Schellenberger, Alexei Bogdanov, Jr., Alexander Petrovsky, Vasilis Ntziachristos, Ralph Weissleder, Lee Josephson
Published 2003-05-01