Results 91 to 100 of about 23,697,665 (269)

Idl Signal Processing Library 1.0 [PDF]

open access: yes, 1998
We make available a library of documented IDL .pro files as well as a shareable object library that allows IDL to call routines from LAPACK. The routines are for use in the spectral analysis of time series data.
Mitra, P. P., Pesaran, B.
core  

Minimally spaced electrode positions for multi-functional chest sensors: ECG and respiratory signal estimation

open access: yesCurrent Directions in Biomedical Engineering, 2016
Unobtrusive medical instrumentation is a key in continuous patient monitoring. To increase compliance, multi-functional sensor concepts and measurement sites different from gold-standards are used. In this work, we aim to combine both approaches.
Klum Michael   +4 more
doaj   +1 more source

Fast ship contour extraction in SAR images

open access: yesThe Journal of Engineering, 2019
Fast ship contour extraction in synthetic aperture radar (SAR) images plays an important role in sea surface surveillance. Ship contours and sizes and shapes extracted from them are salient features in ship classification and recognition.
Yuan-Ying Nie   +2 more
doaj   +1 more source

The performance of microwave photonic signal processors based on microcombs with different input signal waveforms [PDF]

open access: yesMDPI Photonics Volume 10, 10111283 (2023)
Microwave photonic (MWP) signal processors, which process microwave signals based on pho-tonic technologies, bring advantages intrinsic to photonics such as low loss, large processing bandwidth, and strong immunity to electromagnetic interference. Optical microcombs can offer a large number of wavelength channels and compact device footprints, which ...
arxiv   +1 more source

Direction-of-Arrival Estimation for Circulating Space-Time Coding Arrays: From Beamspace MUSIC to Spatial Smoothing in the Transform Domain

open access: yesSensors, 2018
As a special type of coherent collocated Multiple-Input Multiple-Output (MIMO) radar, a circulating space-time coding array (CSTCA) transmits an identical waveform with a tiny time shift. It provides a simple way to achieve a full angular coverage with a
Huake Wang   +4 more
doaj   +1 more source

Reducing correlation noise in Wyner-Ziv video coding [PDF]

open access: yes, 2012
The research work disclosed in this publication is partially funded by the Strategic Educational Pathways Scholarship Scheme (Malta). The scholarship is part-financed by the European Union – European Social Fund.
20th European Signal Processing Conference (EUSIPCO)   +3 more
core  

A modified design method of pulse repetition frequency for synthetic aperture radar system based on the single point equivalent squint model

open access: yesIET Radar, Sonar & Navigation, 2021
Pulse repetition frequency (PRF) is an essential parameter in synthetic aperture radar (SAR). However, a small PRF value will cause spectrum ambiguity and a large value will increase the computational complexity.
Yujie Liang   +3 more
doaj   +1 more source

Improved depth maps coding efficiency of 3D videos [PDF]

open access: yes, 2012
The research work disclosed in this publication is partially funded by the Strategic Educational Pathways Scholarship Scheme (Malta). The scholarship is part-financed by the European Union – European Social Fund.Immersive 3D video services demand the ...
20th European Signal Processing Conference (EUSIPCO)   +3 more
core  

Energy-efficient multi-cell resource allocation in cognitive radio-enabled 5G systems

open access: yesEURASIP Journal on Advances in Signal Processing, 2019
In this paper, we propose an energy-efficient resource allocation (RA) algorithm in cognitive radio-enabled 5th generation (5G) systems, where the scenario including one primary system and multiple secondary cells is considered.
Hengwei Lv   +3 more
doaj   +1 more source

Micro‐Doppler frequency estimation and association via the inverse‐free complex SBL TVAR method

open access: yesIET Radar, Sonar & Navigation, 2021
A micro‐Doppler frequency estimation and association algorithm of the space target based on the time‐varying autoregressive (TVAR) model is proposed herein.
Nan Su   +3 more
doaj   +1 more source

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