Results 41 to 50 of about 21,583,165 (357)

Deep Learning for Audio Signal Processing [PDF]

open access: yesIEEE Journal on Selected Topics in Signal Processing, 2019
Given the recent surge in developments of deep learning, this paper provides a review of the state-of-the-art deep learning techniques for audio signal processing. Speech, music, and environmental sound processing are considered side-by-side, in order to
Hendrik Purwins   +5 more
semanticscholar   +1 more source

Nonlinear signal processing [PDF]

open access: yes2005 IEEE LEOS Annual Meeting Conference Proceedings, 2005
This paper studies the propagation of femtosecond pulses in a Kerr medium both experimentally and numerically. This work also investigates the similarities between the propagation of light pulses in a Kerr medium and the evolution of fluid dynamical systems, and proposes the use of an optical system to simulate fluid dynamics.
Centurion, Martin   +2 more
openaire   +4 more sources

System Realization of Broad Band Digital Beam Forming for Digital Array Radar

open access: yesLeida xuebao, 2013
Broad band Digital Beam Forming (DBF) is the key technique for the realization of Digital Array Radar (DAR). We propose the method of combination realization of the channel equalization and DBF time delay filter function by using adaptive Sample Matrix ...
Wang Feng   +4 more
doaj   +1 more source

Improved range model based on parameter estimation for high resolution and high squint LEO SAR

open access: yesThe Journal of Engineering, 2019
Due to the curve of the LEO synthetic aperture radar (SAR) orbit and the rotation of the earth, the high resolution imaging for LEO SAR is always facing the problem of obtaining accurate range history.
Tong Gu   +3 more
doaj   +1 more source

MEO SAR Imaging Based on Imaging Coordinate System Optimization

open access: yesLeida xuebao, 2020
In the Medium-Earth-Orbit Synthetic Aperture Radar (MEO SAR), the curved trajectory and long synthetic aperture time lead to a two-dimensional spatial variation in the signals.
Hang LI   +5 more
doaj   +1 more source

Toward Millimeter-Wave Joint Radar Communications: A signal processing perspective [PDF]

open access: yesIEEE Signal Processing Magazine, 2019
Synergistic design of communications and radar systems with common spectral and hardware resources is heralding a new era of efficiently utilizing a limited radio-frequency (RF) spectrum.
K. Mishra   +4 more
semanticscholar   +1 more source

Causal Diffusion Models for Generalized Speech Enhancement

open access: yesIEEE Open Journal of Signal Processing
In this work, we present a causal speech enhancement system that is designed to handle different types of corruptions. This paper is an extended version of our contribution to the “ICASSP 2023 Speech Signal Improvement Challenge”.
Julius Richter   +5 more
doaj   +1 more source

A SIFT Algorithm for Bistatic SAR Imaging in Spaceborne Constant-offset Configuration (in English)

open access: yesLeida xuebao, 2013
Focusing on the problem of the space-variance of the range cell migration term for bistatic Synthetic Aperture Radar (SAR), a Scaled Inverse Fourier Transform (SIFT) based imaging algorithm for constant-offset configuration bistatic SAR data processing ...
Chen Shi-chao   +3 more
doaj   +1 more source

MMRGait-1.0: A Radar Time-frequency Spectrogram Dataset for Gait Recognition under Multi-view and Multi-wearing Conditions

open access: yesLeida xuebao, 2023
As a biometric technology, gait recognition is usually considered a retrieval task in real life. However, because of the small scale of the existing radar gait recognition dataset, the current studies mainly focus on classification tasks and only ...
Lan DU   +4 more
doaj   +1 more source

Tensor Decomposition for Signal Processing and Machine Learning [PDF]

open access: yesIEEE Transactions on Signal Processing, 2016
Tensors or multiway arrays are functions of three or more indices $(i,j,k,\ldots)$—similar to matrices (two-way arrays), which are functions of two indices $(r,c)$ for (row, column).
N. Sidiropoulos   +5 more
semanticscholar   +1 more source

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