Research output per year
Research output per year
Personal profile
Research Overview
Over the course of his career, Ortega’s research work has focused on stochastic processes, specifically Gaussian processes and time series with applications in oceanography and biostatistics. And more recently his work has focused on functional data analysis.
Key Research Areas
Statistics
Education
Mathematics, Ph.D., Imperial College London
1979
Pure Mathematics, M.S., King's College London
1975
Fingerprint
Dive into the research topics where Joaquin Ortega Sanchez is active. These topic labels come from the works of this person. Together they form a unique fingerprint.
Network
Recent external collaboration on country level. Dive into details by clicking on the dots.
Publications
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Stationary intervals for random waves by functional clustering of spectral densities
Rivera-García, D., García-Escudero, L. A., Mayo-Iscar, A. & Ortega, J., Dec 18 2020, Volume 6B: Ocean Engineering. American Society of Mechanical EngineersResearch output: Chapter in Book/Report/Conference proceeding › Conference contribution
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Robust clustering for functional data based on trimming and constraints
Rivera-García, D., García-Escudero, L. A., Mayo-Iscar, A. & Ortega, J., Feb 3 2018, In: Advances in Data Analysis and Classification.Research output: Contribution to journal › Article › peer-review
4 Scopus citations -
Time Series, Spectral Densities and Robust Functional Clustering
Rivera-García, D., García-Escudero, L. A., Mayo-Iscar, A. & Ortega, J., Jan 1 2018, In: Neural Processing Letters.Research output: Contribution to journal › Article › peer-review
1 Scopus citations -
Quadratic forms of the empirical processes for the two-sample problem for functional data
Bárcenas, R., Ortega, J. & Quiroz, A. J., Sep 1 2017, In: Test. 26, 3Research output: Contribution to journal › Article › peer-review
1 Scopus citations -
Robust clustering for time series using spectral densities and functional data analysis
Rivera-García, D., García-Escudero, L. A., Mayo-Iscar, A. & Ortega, J., Jan 1 2017, Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics). Springer Verlag service@springer.deResearch output: Chapter in Book/Report/Conference proceeding › Conference contribution
3 Scopus citations -
Statistical analysis of stationary intervals for random waves
Esteban, P. C. A., Euán, C. & Ortega, J., Jan 1 2016, Proceedings of the International Offshore and Polar Engineering Conference. International Society of Offshore and Polar Engineers orders@isope.orgResearch output: Chapter in Book/Report/Conference proceeding › Conference contribution
3 Scopus citations -
Time series clustering using the total variation distance with applications in oceanography
Alvarez-Esteban, P. C., Euán, C. & Ortega, J., Sep 1 2016, In: Environmetrics. 27, 6Research output: Contribution to journal › Article › peer-review
10 Scopus citations -
Optimality of profile likelihood intervals for quantiles of extreme value distributions: application to environmental disasters: [Optimalité des intervalles de vraisemblance profilée des quantiles de la distribution des valeurs extrêmes: application aux catastrophes environnementales]
Bolívar-Cimé, A., Díaz-Francés, E. & Ortega, J., Apr 3 2015, In: Hydrological Sciences Journal. 60, 4Research output: Contribution to journal › Article › peer-review
5 Scopus citations
Prizes and Honors
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CONICIT Annual Prize to the best work in Mathematics
Ortega Sanchez, Joaquin (Recipient), 1988
Prize: Award or Honor › Excellence Award
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CONICIT Annual Prize to the best work in Mathematics
Ortega Sanchez, Joaquin (Recipient), 2000
Prize: Award or Honor › Excellence Award
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Orden 'Josse Maria Vargas', clase corbata, Universidad Central de Venezuela
Ortega Sanchez, Joaquin (Recipient), 2003
Prize: Award or Honor › Excellence Award
Research News
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Clustering helps unlock secrets of the human brain
Ying Sun, Hernando Ombao & Joaquin Ortega
03/31/19 → 04/1/19
2 items of Media coverage
Press/Media: Press / Media