David Ramírez

Orcid: 0000-0002-6883-7742

Affiliations:
  • University Carlos III of Madrid, Spain
  • Gregorio Marañón Health Research Institute, Madrid, Spain
  • University of Paderborn, Department of Electrical Engineering and Information Technology, Germany


According to our database1, David Ramírez authored at least 70 papers between 2006 and 2024.

Collaborative distances:
  • Dijkstra number2 of five.
  • Erdős number3 of four.

Timeline

Legend:

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Bibliography

2024
One-Bit Spectrum Sensing for Cognitive Radio.
IEEE Trans. Signal Process., 2024

2023
Covariance Matrix Recovery From One-Bit Data With Non-Zero Quantization Thresholds: Algorithm and Performance Analysis.
IEEE Trans. Signal Process., 2023

Passive Detection of Rank-One Gaussian Signals for Known Channel Subspaces and Arbitrary Noise.
Proceedings of the IEEE International Conference on Acoustics, 2023

Identifiability in Multi-Channel Factor Analysis.
Proceedings of the 57th Asilomar Conference on Signals, Systems, and Computers, ACSSC 2023, Pacific Grove, CA, USA, October 29, 2023

2022
Online Detection and SNR Estimation in Cooperative Spectrum Sensing.
IEEE Trans. Wirel. Commun., 2022

One-Bit Target Detection in Collocated MIMO Radar and Performance Degradation Analysis.
IEEE Trans. Veh. Technol., 2022

2021
Graph-signal Reconstruction and Blind Deconvolution for Structured Inputs.
Signal Process., 2021

Change-point detection in hierarchical circadian models.
Pattern Recognit., 2021

Sparse Subspace Averaging for Order Estimation.
Proceedings of the IEEE Statistical Signal Processing Workshop, 2021

2020
Scale-Invariant Subspace Detectors Based on First- and Second-Order Statistical Models.
IEEE Trans. Signal Process., 2020

Multi-Channel Factor Analysis With Common and Unique Factors.
IEEE Trans. Signal Process., 2020

Two-Channel Passive Detection of Cyclostationary Signals.
IEEE Trans. Signal Process., 2020

Modeling Phone Call Durations via Switching Poisson Processes with Applications in Mental Health.
Proceedings of the 30th IEEE International Workshop on Machine Learning for Signal Processing, 2020

A General Test for the Linear Structure of Covariance Matrices of Gaussian Populations.
Proceedings of the 2020 IEEE International Conference on Acoustics, 2020

Continual Learning for Infinite Hierarchical Change-Point Detection.
Proceedings of the 2020 IEEE International Conference on Acoustics, 2020

2019
Subspace Averaging and Order Determination for Source Enumeration.
IEEE Trans. Signal Process., 2019

Assessment of e-Social Activity in Psychiatric Patients.
IEEE J. Biomed. Health Informatics, 2019

Source Enumeration in the Presence of Colored Noise.
IEEE Signal Process. Lett., 2019

Two-Channel Passive Detection Exploiting Cyclostationarity.
Proceedings of the 27th European Signal Processing Conference, 2019

Two-channel passive detection of cyclostationary signals in noise with spatio-temporal structure.
Proceedings of the 53rd Asilomar Conference on Signals, Systems, and Computers, 2019

2018
LMPIT-Inspired Tests for Detecting a Cyclostationary Signal in Noise With Spatio-Temporal Structure.
IEEE Trans. Wirel. Commun., 2018

Testing Equality of Multiple Power Spectral Density Matrices.
IEEE Trans. Signal Process., 2018

Joint Detection of Almost-Cyclostationary Signals and Estimation of Their Cycle Period.
IEEE Signal Process. Lett., 2018

Subspace Averaging for Source Enumeration in Large Arrays.
Proceedings of the 2018 IEEE Statistical Signal Processing Workshop, 2018

Model-order Selection in Statistical Shape Models.
Proceedings of the 28th IEEE International Workshop on Machine Learning for Signal Processing, 2018

Locally Optimal Invariant Detector for Testing Equality of Two Power Spectral Densities.
Proceedings of the 2018 IEEE International Conference on Acoustics, 2018

Demixing and Blind Deconvolution of Graph-Diffused Sparse Signals.
Proceedings of the 2018 IEEE International Conference on Acoustics, 2018

An alternating optimization algorithm for two-channel factor analysis with common and uncommon factors.
Proceedings of the 52nd Asilomar Conference on Signals, Systems, and Computers, 2018

2017
Graph-signal reconstruction and blind deconvolution for diffused sparse inputs.
Proceedings of the 2017 IEEE International Conference on Acoustics, 2017

Detection of almost-cyclostationarity: An approach based on a multiple hypothesis test.
Proceedings of the 51st Asilomar Conference on Signals, Systems, and Computers, 2017

2016
Canonical correlation analysis of high-dimensional data with very small sample support.
Signal Process., 2016

Detecting the dimension of the subspace correlated across multiple data sets in the sample poor regime.
Proceedings of the IEEE Statistical Signal Processing Workshop, 2016

Detection of cyclostationarity in the presence of temporal or spatial structure with applications to cognitive radio.
Proceedings of the 2016 IEEE International Conference on Acoustics, 2016

Determining the number of signals correlated across multiple data sets for small sample support.
Proceedings of the 24th European Signal Processing Conference, 2016

Bootstrap-based detection of the number of signals correlated across multiple data sets.
Proceedings of the 50th Asilomar Conference on Signals, Systems and Computers, 2016

2015
Detection of Multivariate Cyclostationarity.
IEEE Trans. Signal Process., 2015

An asymptotic LMPI test for cyclostationarity detection with application to cognitive radio.
Proceedings of the 2015 IEEE International Conference on Acoustics, 2015

2014
Detecting Directionality in Random Fields Using the Monogenic Signal.
IEEE Trans. Inf. Theory, 2014

Testing blind separability of complex Gaussian mixtures.
Signal Process., 2014

A Bayesian approach for adaptive multiantenna sensing in cognitive radio networks.
Signal Process., 2014

Finding brain oscillations with power dependencies in neuroimaging data.
NeuroImage, 2014

Multi-antenna spectrum sensing by exploiting spatio-temporal correlation.
EURASIP J. Adv. Signal Process., 2014

Optimizing spatial filters for the extraction of envelope-coupled neural oscillations.
Proceedings of the International Workshop on Pattern Recognition in Neuroimaging, 2014

An asymptotic GLRT for the detection of cyclostationary signals.
Proceedings of the IEEE International Conference on Acoustics, 2014

A regularized maximum likelihood estimator for the period of a cyclostationary process.
Proceedings of the 48th Asilomar Conference on Signals, Systems and Computers, 2014

2013
Locally Most Powerful Invariant Tests for Correlation and Sphericity of Gaussian Vectors.
IEEE Trans. Inf. Theory, 2013

Measuring Directionality in Random Fields Using the Monogenic Signal
CoRR, 2013

Power-CCA: Maximizing the correlation coefficient between the power of projections.
Proceedings of the IEEE International Conference on Acoustics, 2013

2012
GLRT for testing separability of a complex-valued mixture based on the Strong Uncorrelating Transform.
Proceedings of the IEEE International Workshop on Machine Learning for Signal Processing, 2012

The locally most powerful invariant test for detecting a rank-P Gaussian signal in white noise.
Proceedings of the IEEE 7th Sensor Array and Multichannel Signal Processing Workshop, 2012

Bayesian multiantenna sensing for cognitive radio.
Proceedings of the IEEE 7th Sensor Array and Multichannel Signal Processing Workshop, 2012

The random monogenic signal.
Proceedings of the 19th IEEE International Conference on Image Processing, 2012

The locally most powerful test for multiantenna spectrum sensing with uncalibrated receivers.
Proceedings of the 2012 IEEE International Conference on Acoustics, 2012

2011
Detection of Rank- P Signals in Cognitive Radio Networks With Uncalibrated Multiple Antennas.
IEEE Trans. Signal Process., 2011

Frequency-Domain Methodology for Measuring MIMO Channels Using a Generic Test Bed.
IEEE Trans. Instrum. Meas., 2011

Experimental validation of Interference Alignment techniques using a multiuser MIMO testbed.
Proceedings of the 2011 International ITG Workshop on Smart Antennas, 2011

Multiple-channel detection of a Gaussian time series over frequency-flat channels.
Proceedings of the IEEE International Conference on Acoustics, 2011

Multiantenna detection under noise uncertainty and primary user's spatial structure.
Proceedings of the IEEE International Conference on Acoustics, 2011

Experimental evaluation of Interference Alignment under imperfect channel state information.
Proceedings of the 19th European Signal Processing Conference, 2011

Spatial rank estimation in cognitive radio networks with uncalibrated multiple antennas.
Proceedings of the CogART 2011, 2011

2010
Detection of spatially correlated Gaussian time series.
IEEE Trans. Signal Process., 2010

Properness and widely linear processing of quaternion random vectors.
IEEE Trans. Inf. Theory, 2010

Widely and semi-widely linear processing of quaternion vectors.
Proceedings of the IEEE International Conference on Acoustics, 2010

Multiantenna spectrum sensing: Detection of spatial correlation among time-series with unknown spectra.
Proceedings of the IEEE International Conference on Acoustics, 2010

2009
Entropy and Kullback-Leibler divergence estimation based on Szegö's theorem.
Proceedings of the 17th European Signal Processing Conference, 2009

2008
A comparative study of STBC transmissions at 2.4 GHz over indoor channels using a 2 × 2 MIMO testbed.
Wirel. Commun. Mob. Comput., 2008

A generalization of the magnitude squared coherence spectrum for more than two signals: definition, properties and estimation.
Proceedings of the IEEE International Conference on Acoustics, 2008

Optimal MIMO transmission schemes with adaptive antenna combining in the RF path.
Proceedings of the 2008 16th European Signal Processing Conference, 2008

2006
A Flexible Testbed for the Rapid Prototyping of MIMO Baseband Modules.
Proceedings of the 3rd IEEE International Symposium on Wireless Communication Systems, 2006

Blind Decoding of MISO-OSTBC Systems Based on Principal Component Analysis.
Proceedings of the 2006 IEEE International Conference on Acoustics Speech and Signal Processing, 2006


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