Research Scientist
Mathematics Cluster
Head of Time-Frequency Analysis, Randomness and Sampling
Academic background
José Luis Romero is associate professor at the Faculty of Mathematics of the University of Vienna, and also an associate member of ARI. He was awarded a PhD in Mathematics from the University of Buenos Aires (2011) under the supervision of Ursula Molter. José Luis Romero has received several research fellowships including Fulbright (US Department of State) and Marie Curie (European Commission). He has also received the best paper award of the OEAW (2018) and an FWF START award (2019). In 2020 he was elected young member of the Austrian Academy of Sciences (Junge Akademie der OEAW).
Current research
His research interests include harmonic analysis, time-frequency and time-scale analysis, signal processing and acoustics, statistical estimation, stochastic point processes, and mathematical physics. Further information. https://sites.google.com/site/jlromeroresearch/
Projects
Publications
Publications
- Romero J.L.; Ulanovskij A.; Zlotnikov I. (2024) Sampling in the shift-invariant space generated by the bivariate Gaussian function. Journal of Functional Analysis, Bd. 287, S. 110600.
- Antezana J. A.; Carbajal D.A.; Romero J.L. (2024) Random Periodic Sampling Patterns for Shift-Invariant Spaces. IEEE Transactions on Information Theory, Bd. 70, S. 3855-3863.
- Romero J.L.; Speckbacher M. (2024) Estimation of Binary Time-Frequency Masks from Ambient Noise. SIAM Journal on Mathematical Analysis, Bd. 56/3, S. 3559-3587.
- Marceca F.; Romero J.L.; Speckbacher M. (2024) Eigenvalue estimates for Fourier concentration operators on two domains. Archive for Rational Mechanics and Analysis, Bd. 248, S. 35.
- Escudero L. A.; Feldheim N.; Koliander G.; Romero J. L. (2024) Efficient computation of the zeros of the Bargmann transform under additive white noise. Foundations of Computational Mathematics, Bd. 24, S. 279-312.
- Haimi A.; Romero J.L. (2024) Normality of smooth statistics for planar determinantal point processes. Bernoulli, Bd. 30, S. 666-682.
- Marceca F.; Romero J. L. (2023) Spectral deviation of concentration operators for the short-time Fourier transform. Studia Mathematica, Bd. 270/2, S. 145--173.
- Ameur Y.; Romero J.L. (2023) The planar low temperature Coulomb gas: separation and equidistribution. Revista Matemática Iberoamericana, Bd. 39/2, S. 611-648.
- Nicola F.; Romero J. L.; Trapasso S. I. (2022) On the existence of optimizers for time–frequency concentration problems. Calculus of Variations and Partial Differential Equations, Bd. 62, S. Paper No. 21.
- Romero J. L.; van Velthoven J. T.; Voigtlaender F. (2022) Invertibility of Frame Operators on Besov-Type Decomposition Spaces. J. Geom. Anal., Bd. 32, S. Paper No. 149.
- Romero J.L.; van Velthoven J.T. (2022) The density theorem for discrete series representations restricted to lattices. Expositiones Mathematicae, Bd. 40/2, S. 265-301.
- Romero J.L.; Speckbacher M. (2022) Spectral-norm risk rates for multi-taper estimation of Gaussian processes. Journal of Nonparametric Statistics, Bd. 34/2, S. 448-464.
- Haimi A.; Koliander G.; Romero J.L. (2022) Zeros of Gaussian Weyl-Heisenberg Functions and Hyperuniformity of Charge. Journal of Statistical Physics, Bd. 187/3, S. Paper Nr. 22.
- Berra M.; de Hoop M. V.; Romero J. L. (2022) A multi-scale Gaussian beam parametrix for the wave equation: the Dirichlet boundary value problem. Journal of Differential Equations, Bd. 309, S. 949-993.
- Jaming Ph.; Negreira F.; Romero J. L. (2021) The Nyquist sampling rate for spiraling curves. Applied and Computational Harmonic Analysis, Bd. 52, S. 198-230.
- Romero J. L.; van Velthoven J. T.; Voigtlaender F. (2021) On dual molecules and convolution-dominated operators. Journal of Functional Analysis, Bd. 280, S. 108963.
- Andén J.; Romero J. L. (2020) Multitaper Estimation on Arbitrary Domains. SIAM J. Imaging Sci., Bd. 13.3, S. 1565-1594.
- Gröchenig K.; Romero J. L.; Rottensteiner D.; van Velthoven J. T. (2020) Balian-Low type theorems on homogeneous groups. Analysis Mathematica, S. 483-515.
- Escudero L. A.; Haimi A.; Romero J. L. (2020) Multiple sampling and interpolation in weighted Fock spaces of entire functions. Complex Analysis and Operator Theory.
- Gröchenig K.; Romero J. L.; Stöckler J. (2020) Sharp Results on Sampling with Derivatives in Shift-Invariant Spaces and Multi-Window Gabor Frames. Constructive Approximation, Bd. 51, S. 1-25.