All Publications

475 entries « 1 of 10 »

2021

Ramírez, D.; Marques, A. G.; Segarra, S.

Graph-signal reconstruction and blind deconvolution for structured inputs Journal Article

In: Signal Process. (Special issue on Processing and Learning over Graphs), 188 , pp. 108180, 2021.

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Garg, V.; Ramírez, D.; Santamaría, I.

Sparse subspace averaging for order estimation Inproceedings

In: Proc. IEEE Work. Stat. Signal Process., Rio de Janeiro, Brazil, 2021.

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Sükei, Emese; Norbury, Agnes; Perez-Rodriguez, Mercedes M; Olmos, Pablo M; Artés-Rodríguez, Antonio

Predicting Emotional States Using Behavioral Markers Derived From Passively Sensed Data: Data-Driven Machine Learning Approach Journal Article

In: JMIR Mhealth Uhealth, 9 (3), pp. e24465, 2021, ISSN: 2291-5222.

Abstract | Links | BibTeX | Tags: mental health; affect; mobile health; mobile phone; digital phenotype; machine learning; Bayesian analysis; probabilistic models; personalized models

Lopez-Castroman, Jorge; Abad-Tortosa, Diana; Aguilera, Aurora Cobo; Courtet, Philippe; Barrigón, Maria Luisa; Artés-Rodríguez, Antonio; Baca-García, Enrique

Psychiatric Profiles of eHealth Users Evaluated Using Data Mining Techniques: Cohort Study Journal Article

In: JMIR Ment Health, 8 (1), pp. e17116, 2021, ISSN: 2368-7959.

Abstract | Links | BibTeX | Tags: mental disorders; suicide prevention; suicidal ideation; data mining; digital phenotyping

Martino, Luca; Elvira, Victor; Lopez-Santiago, Javier; Camps-Valls, Gustau

Compressed particle methods for expensive models with application in Astronomy and Remote Sensing Journal Article

In: IEEE Transactions on Aerospace and Electronic Systems, pp. 1-1, 2021.

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Llorente, Fernando; Martino, Luca; Delgado, David; López-Santiago, Javier

On the computation of marginal likelihood via MCMC for model selection and hypothesis testing Inproceedings

In: 2020 28th European Signal Processing Conference (EUSIPCO), pp. 2373-2377, 2021.

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Sevilla-Salcedo, Carlos; Gómez-Verdejo, Vanessa; Olmos, Pablo M.

Sparse semi-supervised heterogeneous interbattery bayesian analysis Journal Article

In: Pattern Recognition, 120 , pp. 108141, 2021, ISSN: 0031-3203.

Abstract | Links | BibTeX | Tags: Bayesian model, Canonical correlation analysis, Factor analysis, Feature selection, Multi-task, Principal component analysis, Semi-supervised

Mitchell, David G. M.; Olmos, Pablo M.; Lentmaier, Michael; Costello, Daniel J.

Spatially Coupled Generalized LDPC Codes: Asymptotic Analysis and Finite Length Scaling Journal Article

In: IEEE Transactions on Information Theory, 67 (6), pp. 3708-3723, 2021.

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Olmos, Pablo M.; Liu, Yanfang; Mitchell, David G. M.

Low-Density Parity-Check (LDPC) Codes for 5G Communications Book Chapter

In: Wiley 5G Ref, pp. 1-23, American Cancer Society, 2021, ISBN: 9781119471509.

Abstract | Links | BibTeX | Tags: 5G, Channel Coding, FPGA, hardware implementation, LDPC codes, pipeline architecture, protographs, quasi-cyclic LDPC codes

Aradillas, José Carlos; Murillo-Fuentes, Juan José; Olmos, Pablo M.

Boosting Offline Handwritten Text Recognition in Historical Documents With Few Labeled Lines Journal Article

In: IEEE Access, 9 , pp. 76674-76688, 2021.

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López-Santiago, J; Martino, L; Vázquez, M A; Miguez, J

A Bayesian inference and model selection algorithm with an optimization scheme to infer the model noise power Journal Article

In: Monthly Notices of the Royal Astronomical Society, 507 (3), pp. 3351-3361, 2021, ISSN: 0035-8711.

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Martino, Luca; Llorente, Fernando; Curbelo, Ernesto; López-Santiago, Javier; Míguez, Joaquín

Automatic Tempered Posterior Distributions for Bayesian Inversion Problems Journal Article

In: Mathematics, 9 (7), 2021, ISSN: 2227-7390.

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Pérez-Vieites, Sara; Míguez, Joaquín

Kalman-based nested hybrid filters for recursive inference in state-space models Inproceedings

In: 2020 28th European Signal Processing Conference (EUSIPCO), pp. 2468-2472, 2021.

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Porras-Segovia, Alejandro; Cobo, Aurora; Díaz-Oliván, Isaac; Artés-Rodríguez, Antonio; Berrouiguet, Sofian; Lopez-Castroman, Jorge; Courtet, Philippe; Barrigón, Maria Luisa; Oquendo, María A; Baca-García, Enrique

Disturbed sleep as a clinical marker of wish to die: A smartphone monitoring study over three months of observation Journal Article

In: Journal of Affective Disorders, 2021, ISSN: 0165-0327.

Abstract | Links | BibTeX | Tags: Mhealth, Sleep, Smartphone, Suicide, Suicide attempt, Suicide ideation

Akyildiz, O. D.; Míguez, Joaquín

Convergence rates for optimised adaptive importance samplers Journal Article

In: Statistics and Computing, 31 (2), pp. 1–17, 2021.

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Bonilla-Escribano, P; Ramírez, David; Porras-Segovia, Alejandro; Artés-Rodríguez, Antonio

Assessment of variability in irregularly sampled time series: Applications to mental healthcare Journal Article

In: Mathematics (Special issue on Recent Advances in Đata Science), 9 (1), 2021, ISSN: 2227-7390.

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Moreno-Muñoz, P; Ramírez, David; Artés-Rodríguez, Antonio

Change-point detection in hierarchical circadian models Journal Article

In: Pattern Recognition, 113 , pp. 107820, 2021, ISSN: 0031-3203.

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2020

Peis, Ignacio; López-Moríñigo, Javier-David; Perez-Rodriguez, Mercedes M; Barrigón, Maria Luisa; Ruiz-Gómez, Marta; Artés-Rodríguez, Antonio; Baca-García, Enrique

Actigraphic recording of motor activity in depressed inpatients: a novel computational approach to prediction of clinical course and hospital discharge Journal Article

In: Scientific Reports, 10 (17286), 2020.

Links | BibTeX | Tags: Actigraphic recording

Romero-Medrano, Lorena; Moreno-Muñoz, P; Artés-Rodríguez, Antonio

Multinomial Sampling for hierarchical Change-Point Detection Inproceedings

In: 2020 IEEE International Workshop on Machine Learning for Signal Processing, 2020.

BibTeX | Tags: Bayesian inference, change-point detection (CPD), latent variable models, multinomial likelihoods

Carreras-García, Danae; Delgado-Gómez, David; Baca-García, Enrique; Artés-Rodríguez, Antonio

A Probabilistic Patient Scheduling Model with Time Variable Slots Journal Article

In: Computational and Mathematical Methods in Medicine, 2020 (9727096), pp. 10, 2020.

Links | BibTeX | Tags: e-health, patient scheduling systems, prediction theory

Asyhari, Taufiq A; Koch, Tobias; i Fàbregas, Albert Guillén

Nearest Neighbor Decoding and Pilot-Aided Channel Estimation for Fading Channels Journal Article

In: Entropy, 22 (9), pp. 971, 2020.

Links | BibTeX | Tags: achievable rates, Fading, high signal-to-noise ratio (SNR), mismatched decoding, multiple antennas, multiple-access channels, nearest neighbor decoding, noncoherent, pilot-aided channel estimation

Carretero, Patricia; Campaña-Montes, Juan José; Artés-Rodríguez, Antonio

Ecological Momentary Assessment for Monitoring Risk of Suicide Behavior Journal Article

In: Current Topics in Behavioral Neurosciences, 2020.

Links | BibTeX | Tags: Big data, Digital footprint, Digital phenotype, e-health, Ecological momentary assessment, Machine learning, Mobile health, Suicidal risk, Wearable devices

Ríos-Muñoz, Gonzalo; Artés-Rodríguez, Antonio; Fernández-Avilés, Francisco; Arenal, Ángel

Real-Time Ventricular Cancellation in Unipolar Atrial Fibrillation Electrograms Journal Article

In: Frontiers in Bioengineering and Biotechnology, 8 (789), 2020.

Links | BibTeX | Tags: atrial fibrillation, biomedical signal processing, multi-electrode catheter, real-time, unipolar electrograms

Akyildiz, O. D.; Crisan, Dan; Miguez, Joaquín

Parallel sequential Monte Carlo for stochastic gradient-free nonconvex optimization Journal Article

In: Statistics and Computing, 2020.

Links | BibTeX | Tags: Gradient-free optimization, Nonconvex optimization, Sampling, Sequential Monte Carlo, Stochastic optimization

Arenas-Castañeda, Pavel E; Aroca, Fuensanta; Martinez-Nicolas, Ismael; Espíndola, Luis A Castillo; Barahona, Igor; Maya-Hernández, Cynthya; Hernández, Martha Miriam Lavana; Mirón, Paulo César Manrique; Barrera, Daniela Guadalupe Alvarado; Aguilar, Erik Treviño; Núñez, Axayácatl Barrios; Carlos, Giovanna De Jesus; Garcés, Anabel Vildosola; Mercado, Josselyne Flores; Barrigón, Maria Luisa; Artés-Rodríguez, Antonio; de Leon, Santiago; Molina-Pizarro, Cristian Antonio; Franco, Arsenio Rosado; Perez-Rodriguez, Mercedes M; Courtet, Philippe; Martínez-Alés, Gonzalo; Baca-García, Enrique

Universal mental health screening with a focus on suicidal behaviour using smartphones in a Mexican rural community: protocol for the SMART-SCREEN population-based survey Journal Article

In: BMJ Open 2020, 10 (e035041), 2020.

Links | BibTeX | Tags: Mental Health, Smartphone, Suicidal behavior

Ravi, Jithin; Koch, Tobias

Capacity per Unit-Energy of Gaussian Random Many-Access Channels Inproceedings

In: 2020 IEEE International Symposium on Information Theory (ISIT), pp. 3025-3030, 2020.

Links | BibTeX | Tags: Gaussian channels

Qi, Chao; Koch, Tobias

A High-SNR Normal Approximation for MIMO Rayleigh Block-Fading Channels Inproceedings

In: 2020 IEEE International Symposium on Information Theory (ISIT), pp. 2314-2319, 2020.

Links | BibTeX | Tags: Multiple Input Multiple Output (MIMO), Signal to noise ratio

Villacrés, Grace; Koch, Tobias; Vazquez-Vilar, Gonzalo

Bursty Wireless Networks of Bounded Capacity Inproceedings

In: 2020 IEEE International Symposium on Information Theory (ISIT), pp. 2959-2964, 2020.

Links | BibTeX | Tags: Signal to noise ratio

Porras-Segovia, Alejandro; Molina-Madueño, Rosa María; Berrouiguet, Sofian; López-Castroman, Jorge; Barrigón, Maria Luisa; Pérez-Rodríguez, María Sandra; Marco, José Heliodoro; Díaz-Oliván, Isaac; de León, Santiago; Courtet, Philippe; Artés-Rodríguez, Antonio; Baca-García, Enrique

Smartphone-based ecological momentary assessment (EMA) in psychiatric patients and student controls: A real-world feasibility study Journal Article

In: Journal of Affective Disorders, 274 , pp. 733-741, 2020.

Links | BibTeX | Tags: Ecological momentary assessment, Wearable devices

Lancho, Alejandro; Östman, Johan; Durisi, Giuseppe; Koch, Tobias; Vazquez-Vilar, Gonzalo

Saddlepoint Approximations for Short-Packet Wireless Communications Journal Article

In: IEEE Transactions on Wireless Communications, 19 (7), pp. 4831 - 4846, 2020.

Links | BibTeX | Tags: fading channels, finite-blocklength information theory, saddlepoint approximations, short packets, Ultra-reliable low-latency communications

Crisan, Dan; López-Yela, Alberto; Miguez, Joaquín

Stable Approximation Schemes for Optimal Filters Journal Article

In: SIAM/ASA Journal on Uncertainty Quantification, 8 (1), pp. 483-509, 2020.

Links | BibTeX | Tags: optimal filters, stability analysis, State space models, truncated filters

Horstmann, S; Ramírez, David; Schreier, Peter J

Two-Channel Passive Detection of Cyclostationary Signals Journal Article

In: IEEE Trans. Signal Process., 68 , pp. 2340-2355, 2020, ISSN: 1053-587X.

Links | BibTeX | Tags: Cyclostationarity, generalized likelihood ratio test (GLRT), locally most powerful invariant test (LMPIT), multiple-input multiple-output (MIMO) passive detection

Lopez-Morinigo, Javier-David; Ruiz-Ruano, Verónica González; Martínez, Adela Sánchez Escribano; Barrigón, María Luisa; Mata-Iturralde, Laura; Muñoz-Lorenzo, Laura; Sánchez-Alonso, Sergio; Artés-Rodríguez, Antonio; David, Anthony S.; Baca-García, Enrique

Study protocol of a randomised clinical trial testing whether metacognitive training can improve insight and clinical outcomes in schizophrenia Journal Article

In: BMC Psychiatry, 20 (30), 2020.

Links | BibTeX | Tags: Ecological momentary assessment, Insight, Metacognitive training, Schizophrenia spectrum disorders

Fernández, Fernando Llorente; Martino, Luca; Elvira, Victor; Delgado, David; López-Santiago, Javier

Adaptive Quadrature Schemes for Bayesian Inference via Active Learning Journal Article

In: IEEE Access, 8 , pp. 208462-208483, 2020.

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del Cerro, Carlos Fernández; Gimenez, RC; Olmos, PM; Piol, Alessandro; Menéndez, Manuel Desco; Garc'ia, Mónica Abella

Estimación del desplazamiento horizontal del detector en un sistema de rayos X utilizando aprendizaje por transferencia Journal Article

In: 2020.

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Asheghan, Mohammad Mostafa; Shafai, Bahram; Míguez, Joaquín

On the Stability of a Stochastic Nonlinear Model of the Heart Beat Rate During a Treadmill Exercise Journal Article

In: IFAC-PapersOnLine, 53 (2), pp. 16457-16461, 2020, ISSN: 2405-8963, (21st IFAC World Congress).

Abstract | Links | BibTeX | Tags: nonlinear dynamcs, parameter perturbation, stability analysis, Stochastic processes, system biology

Liu, Yanfang; Olmos, Pablo M; Mitchell, David G M

On the Design of Generalized LDPC Codes with Component BCJR Decoding Inproceedings

In: GLOBECOM 2020 - 2020 IEEE Global Communications Conference, pp. 1-6, 2020.

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Ríos-Muñoz, Gonzalo; Moreno-Pino, Fernando; Soto, Nina; Olmos, Pablo M; Artés-Rodríguez, Antonio; Fernandez-Aviles, Francisco; Arenal, Angel

Hidden Markov Models for Activity Detection in Atrial Fibrillation Electrograms Inproceedings

In: 2020 Computing in Cardiology, pp. 1–4, IEEE 2020.

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Aradillas, José Carlos; Murillo-Fuentes, Juan José; Olmos, Pablo M

Improving offline HTR in small datasets by purging unreliable labels Inproceedings

In: 2020 17th International Conference on Frontiers in Handwriting Recognition (ICFHR), pp. 25–30, IEEE 2020.

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Nazabal, Alfredo; Olmos, Pablo M; Ghahramani, Zoubin; Valera, Isabel

Handling incomplete heterogeneous data using vaes Journal Article

In: Pattern Recognition, 107 , pp. 107501, 2020.

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Kim, Youngjung; Campaña-Montes, Juan Jose; Artés-Rodríguez, Antonio; Baca-Garcia, Enrique; Perez-Rodriguez, Mercedes M

Sleep Dynamics, Weight, and Appetite in a Prospective Cohort of Psychiatric Patients During COVID-19 Inproceedings

In: NEUROPSYCHOPHARMACOLOGY, pp. 254–255, SPRINGERNATURE CAMPUS, 4 CRINAN ST, LONDON, N1 9XW, ENGLAND 2020.

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Norbury, Agnes; Liu, Shelley; Barrigon, Maria Luisa; Campana-Montes, Juan Jose; Romero-Medrano, Lorena; Smith, Emma; Ramjas, Elizabeth; Artés-Rodríguez, Antonio; Baca-Garcia, Enrique; Perez-Rodriguez, Mercedes M

Use of Actigraphy and Ecological Momentary Assessment to Monitor the Impact of COVID-19 on Mood and Behavior in Psychiatric Outpatients: Social Media and Smartphone App Use Predicts Maintenance of Physical Activity Inproceedings

In: NEUROPSYCHOPHARMACOLOGY, pp. 300–300, SPRINGERNATURE CAMPUS, 4 CRINAN ST, LONDON, N1 9XW, ENGLAND 2020.

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Norbury, Agnes; Liu, Shelley; Campaña-Montes, Juan José; Romero-Medrano, Lorena; Barrigón, María Luisa; Smith, Emma; Artés-Rodríguez, Antonio; Baca-García, Enrique; Perez-Rodriguez, Mercedes M

Social media and smartphone app use predicts maintenance of physical activity during Covid-19 enforced isolation in psychiatric outpatients Journal Article

In: Molecular psychiatry, pp. 1–11, 2020.

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Pérez-Vieites, Sara; Míguez, Joaquín

A nested hybrid filter for parameter estimation and state tracking in homogeneous multi-scale models Inproceedings

In: 2020 IEEE 23rd International Conference on Information Fusion (FUSION), pp. 1–8, IEEE 2020.

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Santamaría, Ignacio; Scharf, L L; Ramírez, David

Scale-invariant subspace detectors based on first- and second-order statistical models Journal Article

In: IEEE Ŧrans. Signal Process., 68 , pp. 6432-6443, 2020, ISSN: 1053-587X.

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Ravi, Jithin; Koch, Tobias

On the Per-User Probability of Error in Gaussian Many-Access Channels Inproceedings

In: International Zurich Seminar on Information and Communication (IZS 2020), pp. 139-143, 2020.

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Lancho, Alejandro; Koch, Tobias; Durisi, Giuseppe

On Single-Antenna Rayleigh Block-Fading Channels at Finite Blocklength Journal Article

In: IEEE Transactions on Information Theory, 66 (1), pp. 496-519, 2020.

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Ramírez, David; Santamaría, Ignacio; Scharf, L L; Vaerenbergh, Steven Van

Multi-channel factor analysis with common and unique factors Journal Article

In: IEEE Trans. Signal Process., 68 , pp. 113-126, 2020, ISSN: 1053-587X.

Links | BibTeX | Tags: Block minorization-maximization algorithms, expectation-maximization algorithms, maximum likelihood estimation, multi-channel factor analysis, multiple-input multiple-output channels, passive radar

Casasayas-Barris, N; Pallé, E; Yan, F; Chen, G; Luque, R; Stangret, M; Nagel, E; Zechmeister, M; Oshagh, M; Sanz-Forcada, J; Nortmann, L; Alonso-Floriano, F J; Amado, P J; Caballero, J A; Czesla, S; Khalafinejad, S; López-Puertas, M; López-Santiago, J; Molaverdikhani, K; Montes, D; Quirrenbach, A; Reiners, A; Ribas, I; Sánchez-López, A; Osorio, M R Zapatero

Is there Na I in the atmosphere of HD 209458b?. Effect of the centre-to-limb variation and Rossiter-McLaughlin effect in transmission spectroscopy studies Journal Article

In: Astronomy and Astrophysics, 635 , pp. A206, 2020.

Links | BibTeX | Tags: Astrophysics - Earth and Planetary Astrophysics, Astrophysics - Solar and Stellar Astrophysics, methods: observational, planetary systems, planets and satellites: atmospheres, planets and satellites: individual: HD 209458b, techniques: spectroscopic

Xiao, Y -H; Ramírez, David; Schreier, Peter J

A general test for the linear structure of covariance matrices of Gaussian populations Inproceedings

In: Proc. IEEE Int. Conf. Acoustics, Speech and Signal Process., Barcelona, Spain, 2020.

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475 entries « 1 of 10 »