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09/11/2023
Energy Preservation and Stability of Random Filterbanks
What makes waveform-based deep learning so hard? Despite numerous attemp...
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07/25/2023
Fitting Auditory Filterbanks with Multiresolution Neural Networks
Waveform-based deep learning faces a dilemma between nonparametric and p...
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07/18/2023
Convex Geometry of ReLU-layers, Injectivity on the Ball and Local Reconstruction
The paper uses a frame-theoretic setting to study the injectivity of a R...
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06/21/2023
Accelerated Griffin-Lim algorithm: A fast and provably converging numerical method for phase retrieval
The recovery of a signal from the magnitudes of its transformation, like...
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12/02/2022
Quantitative bounds for unconditional pairs of frames
We formulate a quantitative finite-dimensional conjecture about frame mu...
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02/16/2022
Fast Matching Pursuit with Multi-Gabor Dictionaries
Finding the best K-sparse approximation of a signal in a redundant dicti...
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02/15/2022
Phase-Based Signal Representations for Scattering
The scattering transform is a non-linear signal representation method ba...
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02/15/2022
Audio Inpainting via ℓ_1-Minimization and Dictionary Learning
Audio inpainting refers to signal processing techniques that aim at rest...
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04/23/2019
Harmonic-aligned Frame Mask Based on Non-stationary Gabor Transform with Application to Content-dependent Speaker Comparison
We propose harmonic-aligned frame mask for speech signals using non-stat...
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07/22/2016