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Identification

Personal identification

Full name
Jorge Filipe Duarte Tiago

Citation names

  • Tiago, Jorge

Author identifiers

Ciência ID
0514-7F17-CCD0
ORCID iD
0000-0001-8979-2136

Websites

Affiliation

Science

Category
Host institution 		Employer
2010/02/01 - 2011/01/31 Postdoc (Research) Institut de mathématiques de Toulouse, France

Others

Category
Host institution 		Employer
2007 - 2010 PhD Fellow Universidade de Lisboa Centro de Matemática Aplicações Fundamentais e Investigação Operacional, Portugal
2006/01/02 - 2009/12/31 PhD Fellow with FCT Grant Universidad de Castilla-La Mancha Escuela Técnica Superior de Ingenieros Industriales, Spain
Projects

Contract

Designation Funders
2021/03/01 - Current HemoControl
ptdc/mat-apl/7076/2020
Principal investigator
Universidade de Lisboa Centro de Matemática Computacional e Estocástica, Portugal
 Fundação para a Ciência e a Tecnologia
Ongoing
2013/01/02 - 2016/12/31 Physiomath - Mathematical and Computational Modeling of Human Physiology
EXCL/MAT-NAN/0114/2012
Universidade de Lisboa Centro de Matemática Computacional e Estocástica, Portugal
 Fundação para a Ciência e a Tecnologia
Concluded
2011/01/01 - 2012/12/31 Projecto Estratégico - UI 209 - 2011-2012
PEst-OE/MAT/UI0209/2011
Fundação da Faculdade de Ciências da Universidade de Lisboa, Portugal
 Fundação para a Ciência e a Tecnologia
Concluded
Outputs

Publications

Book chapter
  1. Iolanda Velho; Jorge Tiago; Ricardo Pereira; Adélia Sequeira. "Combined Numerical/Experimental Analysis for Intracranial Aneurysms in a Computational Hemodynamics Patient-Specific Framework". 2024.
    10.1007/978-3-031-53740-0_16
Conference paper
  1. Velho, I.; Tiago, J.; Gambaruto, A.; Sequeira, A.; Pereira, R.. "CFD Analysis for the Evaluation of Patient-Specific Hemodynamic Parameters in Cerebral Aneurysms". Paper presented in IFMBE Proceedings, 2020.
    10.1007/978-3-030-31635-8_165
  2. Brás-Rosário, L.; Apura J; Rocha I; Tiago, Jorge; Fausto Pinto J; Sequeira, A.. "Baroreflex Influence on Left Ventricle and Changes after Myocardial Infarct". Paper presented in Experiemtal Biology 2018, San Diego, 2018.
    Published • 10.1096/fasebj.2018.32.1_supplement.884.8
  3. Brás-Rosário L.; Apura João; Rocha, Isabel; Tiago, Jorge; Fausto Pinto J; Sequeira Adelia. "Arterial Chemoreflex Protective Effect on Left Ventricle and Changes after Myocardial Infarct". Chicago, 2018.
    Published • 10.1096/fasebj.2018.32.1_supplement.884.9
  4. Apura, J.; Tiago, J.; Sequeira, A.; Rosário, L.B.. "Numerical modeling of cardiovascular physiology study of dynamic changes during autonomic reflexes". 2018.
    10.1007/978-981-10-5122-7_70
  5. Apura, João; Tiago, Jorge; Sequeira, A.; Rosario, Luis. "Numerical Modeling of Cardiovascular Physiology: beat by beat study of dynamic changes during autonomic reflexes". Paper presented in 2017 Portuguese Meeting on Biomedical Engineering (ENBENG), Coimbra, 2017.
    Published
  6. Silva, T.; Tiago, J.; Sequeira, A.. "Mathematical analysis and numerical simulations for a model of atherosclerosis". Paper presented in Springer Proceedings in Mathematics and Statistics, 2016.
    10.1007/978-4-431-56457-7_21
  7. Guerra, Telma; Sequeira, Adélia; Tiago, Jorge. "Towards a data assimilation method for blood circulation". Paper presented in 13th International Conference of Computational and Mathema- tical Methods in Science and Engineering, CMMSE, Almeria, 2013.
  8. Pedregal, P.; Tiago, J.. "Existence results for optimal control problems with some special non-linear dependence on state and control". 2009.
    10.1109/CDC.2009.5400260
Journal article
  1. Anwar M.A.; Tiago J.. "Time-dependent strategy for improving aortic blood flow simulations with boundary control and data assimilation". 493 (2025): https://scholar.tecnico.ulisboa.pt/records/7YhXQbJcRc3tigiuWrp89Cvo0Dpd0sWH2FeG.
    10.1016/j.amc.2024.129266
  2. Pedro Nogueira; Ana L. Silvestre; Jorge Tiago. "Steady Navier–Stokes Equations with Regularized Directional Do-Nothing Boundary Condition: Optimal Boundary Control for a Velocity Tracking Problem". Applied Mathematics & Optimization (2025): http://dx.doi.org/10.1007/s00245-024-10216-4.
    10.1007/s00245-024-10216-4
  3. El Khatib, N.; Kafi, O.; Oliveira, D.; Sequeira, A.; Tiago, J.. "A numerical 3D fluid-structure interaction model for blood flow in a MRI-based atherosclerotic artery". 18 (2023): https://scholar.tecnico.ulisboa.pt/records/urjRbQM-yaiMFQrHfUqZ8o5SWGQTu4gHMHjb.
    10.1051/mmnp/2023014
  4. Oliveira, D.C.; Laranjo, S.; Tiago, J.; Pinto, F.F.; Sequeira, A.. "NUMERICAL SIMULATION of DILATION PATTERNS of the ASCENDING AORTA in AORTOPATHIES". 20 1 (2020): https://scholar.tecnico.ulisboa.pt/records/uLFlBY0HihQXbGuJpOUx8haFSL_4E9QYWyNG.
    10.1142/S0219519419500684
  5. Oliveira, D.; Rosa, S.A.; Tiago, J.; Ferreira, R.C.; Agapito, A.F.; Sequeira, A.. "Bicuspid aortic valve aortopathies: An hemodynamics characterization in dilated aortas". (2019): https://scholar.tecnico.ulisboa.pt/records/sy0bYIfuwFbObxwlWfKPEMCPV_AsYmT16rsA.
    10.1080/10255842.2019.1597860
  6. Apura, J.; Tiago, J.; Bugalho de Moura, A.; Lourenço, J.A.; Sequeira, A.. "The effect of ventricular volume increase in the amplitude of intracranial pressure". (2019): https://scholar.tecnico.ulisboa.pt/records/IFxaMwULDHzPO4lKcvQhQ7xVOTtvdDxTA30r.
    10.1080/10255842.2019.1587413
  7. Sellountos, E.J.; Tiago, J.; Sequeira, A.. "Meshless velocity – vorticity local boundary integral equation (LBIE) method for two dimensional incompressible Navier-Stokes equations". 29 11 (2019): 4073. https://scholar.tecnico.ulisboa.pt/records/Iv5lWoudQAZXAnncpX6jHfX51OisZSdjIaeO.
    10.1108/HFF-06-2018-0310
  8. Ardakani, V.G.; Tu, X.; Gambaruto, A.M.; Velho, I.; Tiago, J.; Sequeira, A.; Pereira, R.. "Near-wall flow in cerebral aneurysms". 4 2 (2019): https://scholar.tecnico.ulisboa.pt/records/TrWTnTbKErCBmM35Oorx0Dvdclr1r6r4w-zx.
    10.3390/fluids4020089
  9. Guerra, T.; Catarino, C.; Mestre, T.; Santos, S.; Tiago, J.; Sequeira, A.. "A data assimilation approach for non-Newtonian blood flow simulations in 3D geometries". 321 (2018): 194. https://scholar.tecnico.ulisboa.pt/records/W0oSGHHdsmQMQEgk-oN1vNyOEjLVZmfAP66U.
    10.1016/j.amc.2017.10.029
  10. Tiago, Jorge. "Rapid Fire Abstract session - Congenital Heart Disease". 18 suppl{\_ (2017): iii109. https://scholar.tecnico.ulisboa.pt/records/6G5bfHNh3PYkPwIEoavDZmMTbSy3Yj6uePhh.
    10.1093/ehjci/jex282
  11. Tiago, J.; Guerra, T.; Sequeira, A.. "A velocity tracking approach for the data assimilation problem in blood flow simulations". (2017): https://scholar.tecnico.ulisboa.pt/records/lbJNy1dVT1X7t4JvhyEGphsBHF2Q-gDVXLda.
    10.1002/cnm.2856
  12. Kafi, O.; El Khatib, N.; Tiago, J.; Sequeira, A.. "Numerical simulations of a 3D fluid-structure interaction model for blood flow in an atherosclerotic artery". 14 1 (2017): 193. https://scholar.tecnico.ulisboa.pt/records/8cNWgiD7jGqH1W7VWn6JbU8aF8J0VfBtQZ_s.
    10.3934/mbe.2017012
  13. Hatami, J.; Ferreira, F.C.; da Silva, C.L.; Tiago, J.; Sequeira, A.. "Computational modeling of megakaryocytic differentiation of umbilical cord blood-derived stem/progenitor cells". 94 (2016): 117-127. https://scholar.tecnico.ulisboa.pt/records/mKt63sAzQYUTzD2RzHBchVNY4_QrFrXApROz.
    10.1016/j.compchemeng.2016.07.027
  14. Adélia Sequeira; Ana Joao; Jorge Tiago; Alberto Gambaruto. "Computational advances applied to medical image processing: an update". (2016): 1. https://scholar.tecnico.ulisboa.pt/records/o6ipatLrCh49Pe3fUjGkD5q0I69y6NW-CEYB.
    10.2147/oab.s70327
  15. Silva, T.; Sequeira, A.; Santos, R.F.; Tiago, J.. "Existence, uniqueness, stability and asymptotic behavior of solutions for a mathematical model of atherosclerosis". 9 1 (2016): 362. https://scholar.tecnico.ulisboa.pt/records/R6O-I2UhqrfgRCPlRuyDOPSQYidEre5g0_XP.
    10.3934/dcdss.2016.9.343
  16. Guerra, T.; Sequeira, A.; Tiago, J.. "Existence of optimal boundary control for the navier-stokes equations with mixed boundary conditions". 72 2-3 (2015): 283. https://scholar.tecnico.ulisboa.pt/records/w_bdi7r1BHyAolO0tFfVa54tLImYwDsJW9tx.
    10.4171/PM/1968
  17. Tiago, J.. "Numerical simulations for the stabilization and estimation problem of a semilinear partial differential equation". 98 (2015): 37. https://scholar.tecnico.ulisboa.pt/records/5kI_lNUKje-RVIrUpWsdfZAQS1dhNQUFLSA3.
    10.1016/j.apnum.2015.08.003
  18. Buchot, J.-M.; Raymond, J.-P.; Tiago, J.. "Coupling estimation and control for a two dimensional burgers type equation". 21 2 (2015): 560. https://scholar.tecnico.ulisboa.pt/records/si2ku7L44l_ejNnnYC1Nx1FJxO1jUD0IRJOK.
    10.1051/cocv/2014037
  19. Sequeira, A.; Volpert, V.; Tiago, J.; Gambaruto, A.. "Patient-specific blood flow simulations: Setting dirichlet boundary conditions for minimal error with respect to measured data". 9 6 (2014): 116. https://scholar.tecnico.ulisboa.pt/records/hggMJolULou2Q1aW08SuEFoXhm2x_1h1ZKSS.
    10.1051/mmnp/20149608
  20. Guerra, T.; Tiago, J.; Sequeira, A.. "Optimal control in blood flow simulations". 64 (2014): 69. https://scholar.tecnico.ulisboa.pt/records/k7RpzNpWa6PUa0S8C7ZfbOup5ujwkFn35YFV.
    10.1016/j.ijnonlinmec.2014.04.005
  21. Guerra, T.; Tiago, J.; Sequeira, A.. "On the optimal control of a class of non-Newtonian fluids". (2013): 15. https://scholar.tecnico.ulisboa.pt/records/FSnjKWoxnxGWTUxILQvCrcjFl7qYFGC70JIj.
    10.1007/s11565-013-0195-7
  22. Tiago, Jorge. "Mathematical Modeling of Atherosclerotic Plaque Formation Coupled with a Non-Newtonian Model of Blood Flow". (2013): https://scholar.tecnico.ulisboa.pt/records/BYlWGPDf60mb2cEGf_-mu1fOLj3u2oMyqcp3.
    10.1155/2013/405914
  23. Jorge Filipe Duarte Tiago. "A local existence result for an optimal control problem modeling the manoeuvring of an underwater vehicle". 11 4 (2010): 2583. https://scholar.tecnico.ulisboa.pt/records/bt-cu5qVA943an9xf_FyRY3pIlfrLmRryos0.
    10.1016/j.nonrwa.2009.09.002
  24. Tiago, Jorge. "Una herramienta de simulación numérica para el análisis de la capacidad de maniobrabilidad de un submarino". (2010): https://scholar.tecnico.ulisboa.pt/records/xc7368BP4_MHf8oevdZq_TdvHHXQPh8U8_xX.
    10.1007/bf03322577
  25. Pedregal, P.; Tiago, J.. "Existence results for optimal control problems with some special nonlinear dependence on state and control". 48 2 (2009): 437. https://scholar.tecnico.ulisboa.pt/records/8gZKOKwZhy4d19KZCdz-BSAuk6cvduF7cBPf.
    10.1137/08071805X
  26. Pedregal, P.; Tiago, J.. "New existence result for autonomous one-dimensional optimal control problems". 134 2 (2007): 255. https://scholar.tecnico.ulisboa.pt/records/r4J-tRTA_r7xWxZQ_nRro1P2gvJSUPz0LNMS.
    10.1007/s10957-007-9227-8

Other

Other output
  1. Boundary Control Problems in Hemodynamics. 2018. Adélia Sequeira; Jorge Tiago; Telma Guerra. https://scholar.tecnico.ulisboa.pt/records/u8Nm3xs_hsFslzzJOY2xskWK3zWKbhtPMXWR.
    10.1007/978-3-319-91092-5_3
Activities

Oral presentation

Presentation title Event name
Host (Event location)
2024/07/19 Some advances in variational approaches for data assimilation in hemodynamics Minisymposium on Optimization and stabilization of infinite-dimensional dynamical systems at French-German-Spanish Conference on Optimization
(Gijon, Spain)
2024/07/16 Semi-discrete data assimilation approach for pulsatile 3D blood flow modeling. Minisymposium New Trends in Control and Inverse Problems at the 9th European Congress of Mathematics
(Seville, Spain)
2023/06/16 The role of variational approaches in blood flow modelling Workshop in Biomedical Fluid Mechanics,
Institute of Mathematics (Prague, Czech Republic)
2023/04/26 Variational Techniques in Blood Flow Modeling Minisymposium on Computational Techniques for Cardiovascular Blood Flow and FSI Simulations, CFC2023 - The Computational Fluids Conference
IACM - International Association for Computational Mechanics, (Cannes, France)
2022/05/06 Optimal control and cardiovascular modeling Geometric control, optimal feedback stabilization and applications. Minisymposion on FGP2022 -French-German Series of Conferences on Optimization
Faculdade de Engenharia da Universidade do Porto (Porto, Portugal)

Supervision

Thesis Title
Role 		Degree Subject (Type)
Institution / Organization
2022/02/11 - Current Control approaches for the fitting of non-standard boundary conditions in blood flow modelling
Supervisor
 Matemática (PhD)
Universidade de Lisboa Instituto Superior Técnico, Portugal
2023/03/01 - 2033/12/07 Applying Physics Informed Neural Networks for the recon- struction of blood flow from patient-specific Data
Supervisor
 Engenharia e Ciência de Dados (Master)
Universidade de Lisboa Instituto Superior Técnico, Portugal
2024/02/20 - 2024/11/01 Development of a Mathematical Model for the Left Ventricle to Analyze Stiffness Variations During the Cardiac Cycle
Co-supervisor
 Biomedical Eng (Master)
Politecnico di Torino, Italy
2024/02/20 - 2024/09/27 Enhancing the numerical approximation of parametrized optimal control problems through proper orthogonal decomposition and artificial neural networks. Supervisors: J. Tiago and A. Manzoni (Pol Milano)
Supervisor
 MMA (Master)
Universidade de Lisboa Instituto Superior Técnico Departamento de Matemática, Portugal

Politecnico di Milano Dipartimento di Matematica, Italy
2024/01/04 - 2024/07/10 Multiple Boundary Control of Elliptic Problem
Supervisor
 MMA (Master)
Universidade de Lisboa Instituto Superior Técnico Departamento de Matemática, Portugal
2024/02/20 - 2024/07/04 Dirichlet Boundary Control of the Poisson Equation with Mixed Boundary Conditions
Supervisor
 MMA (Master)
Universidade de Lisboa Instituto Superior Técnico Departamento de Matemática, Portugal
2021/02/15 - 2021/12/17 Boundary control of the time dependent Stokes equations with mixed boundary conditions
Supervisor
 Matemática Aplicada e Computação (Master)
Universidade de Lisboa Instituto Superior Técnico, Portugal
2020 - 2021/01/22 Using medical data to adjust flow boundary conditions in computational hemodynamics
Supervisor
 Engenharia Biomédica (Master)
Universidade de Lisboa Instituto Superior Técnico, Portugal
2019/09/15 - 2020/06/30 Aortic valve configuration influence on the flow dynamics in the ascending aorta
Co-supervisor
 Computational Engineering (Other)
Universidade de Lisboa Instituto Superior Técnico, Portugal
2018/10/01 - 2019/12/06 Computational analysis of aortic hemodynamics -comparison of outflow modelling strategies
Supervisor
 Biomedical Engineering (Master)
Universidade de Lisboa Instituto Superior Técnico, Portugal
2019 - 2019/11/14 Geometric analysis of intracoronary pressure curves
Supervisor
 Engenharia Biomédica (Master)
Universidade de Lisboa Instituto Superior Técnico, Portugal
2015 - 2019/07/25 Study of Cerebral Aneurysms Through Experimental Biomarkers and Computational Hemodynamics
Co-supervisor
 Engenharia Computacional (PhD)
Universidade de Lisboa Instituto Superior Técnico, Portugal
2014/10/01 - 2019/07/25 Study of Cerebral Aneurysms Through Experimental Biomarkers and Computational Hemodynamics
Co-supervisor
 PhD Comp Eng (PhD)
Universidade de Lisboa Instituto Superior Técnico, Portugal
2015/09/10 - 2019/07/08 Study of Cerebral Aneurysms Through Experimental Biomarkers and Computational Hemodynamics
Co-supervisor
 Computational Engineering (PhD)
Universidade de Lisboa Instituto Superior Técnico, Portugal
2018/03/01 - 2018/11/26 Numerical simulations of atherosclerotic plaque growth using experimental data
Supervisor
 Biomedical Engineering (Master)
Universidade de Lisboa Instituto Superior Técnico, Portugal
2015 - 2016/06/24 Numerical simulation of the dilatation pattern of the ascending aorta in Aortopathies
Co-supervisor
 Engenharia Biomédica (Master)
Universidade de Lisboa Instituto Superior Técnico, Portugal
2016 - 2016/06/20 A numerical approximation for the Navier-Stokes equations using the finite element method
Supervisor
 Matemática e Aplicações (Master)
Universidade de Lisboa Instituto Superior Técnico, Portugal
2015 - 2015/12/10 Analysis of hemodynamic indicators in Bicuspid Aortic Valves using a computational mathematical model
Co-supervisor
 Engenharia Biomédica (Master)
Universidade de Lisboa Instituto Superior Técnico, Portugal

Event organisation

Event name
Type of event (Role) 		Institution / Organization
2023/09/08 - 2023/09/08 Minisymposium on Optimal control and parameter estimation problems with applications in biomedicine, at ENUMATH (2023/08/08 - 2023/08/08)
Other (Co-organisor)
 Universidade de Lisboa Instituto Superior Técnico, Portugal
2023/08/04 - 2023/08/08 European Conference on Numerical Mathematics and Advanced Applications (ENU- MATH2023) (2023/08/04 - 2023/08/08)
Conference (Co-organisor)
 Universidade de Lisboa Instituto Superior Técnico, Portugal
2023/02/02 - 2023/02/02 Minisymposium on Mathematical models in the life sciences, medicine and biology, at Journées d’Analyse Numérique et Optimisation -JANO14, ENSMR, Rabat, Marrocco (2023/02/20 - 2023/02/22)
Symposium (Co-organisor)
 École Nationale Supérieure des Mines de Rabat, Morocco
2022/05/03 - 2022/05/06 Minisymposium on Optimal Control of Fluid Flows. FGP2022 Conference on Optimization, FEUP, Porto (2022/05/03 - 2022/05/06)
Symposium (Co-organisor)
 Universidade do Porto Faculdade de Engenharia, Portugal
2017/11/13 - 2017/11/15 UTAustin | Portugal Workshop on Modeling and Simulations of Cardiovascular Diseases and Cancer (2017/11/13 - 2017/11/15)
Workshop (Member of the Organising Committee)
 Universidade de Lisboa Instituto Superior Técnico, Portugal

Event participation

Activity description
Type of event 		Event name
Institution / Organization
2016/10/06 - 2016/10/08 Invited Speaker at the IBEROMAT2016, joint meeting of Spanish Royal Society of Mathematics and Portuguese Society of Mathematics, Santiago de Compostela, Spain, 6 - 8 October, 2016.
Conference
 IBEROMAT2016
Universidade de Santiago de Compostela, Spain

Jury of academic degree

Topic
Role 		Candidate name (Type of degree)
Institution / Organization
2023/12/06 Coupling light propagation and diffusion in drug delivery: a mathematical approach
(Thesis) Arguer
 Hugo Peña Gomez (PhD)
Universidade de Coimbra, Portugal
2022/12/16 Accelerating Quantitative Cardiovascular MRI: flow quantification and T1 mapping
(Thesis) Arguer
 Andreia Gaspar (PhD)
Universidade de Lisboa Instituto Superior Técnico, Portugal
2021/01/28 A multiscale modelling of the cardiovascular fluid dynamics for clinical and space applications
(Thesis) Arguer
 Caterina Gallo (PhD)
Politecnico di Torino, Italy

Consulting

Activity description Institution / Organization
2015/01/04 - 2015/07/03 Valorlis/ADIST consulting protocol: “Mathematical Modeling and Numerical Simulation of an Anaerobic Digester”. Role: work package leader. Budget: 9.000 Euros. The protocol consisted of several meetings for problem definition and planning, large scale numerical simulations and a final report Universidade de Lisboa Instituto Superior Técnico Departamento de Matemática, Portugal

Course / Discipline taught

Academic session Degree Subject (Type) Institution / Organization
2019/09/13 - Current Computational Mathematics Computational Mathematics Degree Universidade de Lisboa Instituto Superior Técnico Departamento de Matemática, Portugal
2019/09/10 - 2020/02/10 Mathematical Models in Biomedicine Applied Mathematics and Biomedical Engineering (Mestrado) Universidade de Lisboa Instituto Superior Técnico, Portugal
2016/09/13 - 2017/02/10 Numerical Analysis of Partial Differential Equations Master Course Universidade de Lisboa Instituto Superior Técnico, Portugal