Rodrigo Astroza

Líneas de investigación

• Monitoreo de salud estructural
• identificación de sistemas de estructuras civiles
• dinámica teórica y experimental de estructuras
• ingeniería sísmica
• problemas inversos en ingeniería estructural
• modelado de elementos finitos y respuesta sísmica de depósitos de suelo.

Proyectos adjudicados

• GUIDELINES AND RECOMMENDATIONS FOR THE SEISMIC ANALYSIS OF CHILEAN BRIDGES (2018) Fuente: Comisión Nacional de Investigación Científica y Tecnológica(Santiago;CL) | Rol:
• SEISMIC RESPONSE OF THE SANTIAGO BASIN (2019) Fuente: Agencia Nacional de Investigación y Desarrollo(Santiago;CL) | Rol:
• UNCERTAINTY-INFORMED MULTI-HAZARD RISK EVALUATION OF DEGRADING CIVIL STRUCTURES (2020) Fuente: Agencia Nacional de Investigación y Desarrollo(Santiago;CL) | Rol:

Tus publicaciones

• BAYESIAN PARAMETER ESTIMATION OF RESISTOR-CAPACITOR MODELS FOR BUILDING THERMAL DYNAMICS Autores: Chen, Y., Castiglione, J., Astroza, R., Li, Y., Año: 2021
• BAYESIAN PARAMETER AND JOINT PROBABILITY DISTRIBUTION ESTIMATION FOR A HYSTERETIC CONSTITUTIVE MODEL OF REINFORCING STEEL Autores: Birrell, M., Astroza, R., Carreno, R., Restrepo, J., Araya-Letelier, G., Año: 2021 Link: https://doi.org/10.1016/j.strusafe.2020.102062
• FINITE ELEMENT MODEL UPDATING ACCOUNTING FOR MODELING UNCERTAINTY Autores: Astroza, R., Alessandri, A., Conte, P., Año: 2020 Link: https://doi.org/10.1007/978-3-030-12075-7_24
• BIOPOLYMER-WASTE FIBER REINFORCEMENT FOR EARTHEN MATERIALS Autores: Gonzalez-Calderon, H., Araya-Letelier, G., Kunze, S., Burbano-Garcia, C., Reidel, Ú., Sandoval, C., Astroza, R., Bas, F., Año: 2020 Link: https://doi.org/10.3390/polym12081819
• PARAMETER ESTIMATION OF RESISTOR-CAPACITOR MODELS FOR BUILDING THERMAL DYNAMICS USING THE UNSCENTED KALMAN FILTER Autores: Chen, Y., Castiglione, J., Astroza, R., Li, Y., Año: 2021 Link: https://doi.org/10.1016/j.jobe.2020.101639
• NON-UNIQUE ESTIMATES IN MATERIAL PARAMETER IDENTIFICATION OF NONLINEAR FE MODELS GOVERNED BY MULTIAXIAL MATERIAL MODELS USING UNSCENTED KALMAN FILTERING Autores: Ramancha, K., Madarshahian, R., Astroza, R., Conte, P., Año: 2020 Link: https://doi.org/10.1007/978-3-030-12075-7_29
• SYSTEM IDENTIFICATION OF A FIVE-STORY BUILDING USING SEISMIC STRONG-MOTION DATA Autores: Astroza, R., Hernández, F., Díaz, P., Gutierrez, G., Año: 2020 Link: https://doi.org/10.1007/978-3-030-12115-0_24
• CALIBRATION OF A LARGE NONLINEAR FINITE ELEMENT MODEL OF A HIGHWAY BRIDGE WITH MANY UNCERTAIN PARAMETERS Autores: Astroza, R., Barrientos, N., Li, Y., Saavedra Flores, E., Año: 2020 Link: https://doi.org/10.1007/978-3-030-12075-7_20
• SEISMIC RESPONSE ANALYSIS AND MODAL IDENTIFICATION OF A FULL-SCALE FIVE-STORY BASE-ISOLATED BUILDING TESTED ON THE NEES@UCSD SHAKE TABLE Autores: Astroza, R., Conte, P., Restrepo, I., Ebrahimian, H., Hutchinson, T., Año: 2021 Link: https://doi.org/10.1016/j.engstruct.2021.112087
• BAYESIAN INFERENCE FOR CALIBRATION AND VALIDATION OF UNIAXIAL REINFORCING STEEL MODELS Autores: Birrell, M., Astroza, R., Restrepo, I., Loftizadeh, K., Carreño, R., Bazáez, R., Hernández, F., Año: 2021 Link: https://doi.org/10.1016/j.engstruct.2021.112386
• TIME VARIANT SYSTEM IDENTIFICATION OF SUPERSTRUCTURES OF BASE-ISOLATED BUILDINGS Autores: Hernández, F., Díaz, P., Astroza, R., Ochoa-Cornejo, F., Zhang, X., Año: 2021 Link: https://doi.org/10.1016/j.engstruct.2021.112697
• SEISMIC FRAGILITY ASSESSMENT OF CHILEAN SKEWED HIGHWAY BRIDGES Autores: Aldea, S., Bazaez, R., Astroza, R., Hernandez, F., Año: 2021 Link: https://doi.org/10.1016/j.engstruct.2021.113300
• BAYESIAN UPDATING AND IDENTIFIABILITY ASSESSMENT OF NONLINEAR FINITE ELEMENT MODELS Autores: Ramancha, K., Astroza, R., Madarshahian, R., Conte, P., Año: 2022 Link: https://doi.org/10.1016/j.ymssp.2021.108517
• BAYESIAN NONLINEAR FINITE ELEMENT MODEL UPDATING OF A FULL-SCALE BRIDGE-COLUMN USING SEQUENTIAL MONTE CARLO Autores: Ramancha, K., Astroza, R., Conte, P., Restrepo, I., Todd, D., Año: 2020 Link: https://doi.org/10.1007/978-3-030-47638-0_43
• OUTPUT-ONLY NONLINEAR FINITE ELEMENT MODEL UPDATING USING AUTOREGRESSIVE PROCESS Autores: Castiglione, J., Astroza, R., Azam, E., Linzell, D., Año: 2020 Link: https://doi.org/10.1007/978-3-030-47638-0_9
• NONLINEAR MODEL UPDATING USING RECURSIVE AND BATCH BAYESIAN METHODS Autores: Song, M., Astroza, R., Ebrahimian, H., Moaveni, B., Papadimitriou, C., Año: 2020 Link: https://doi.org/10.1007/978-3-030-47638-0_31
• REAL-TIME THERMAL DYNAMIC ANALYSIS OF A HOUSE USING RC MODELS AND JOINT STATE-PARAMETER ESTIMATION Autores: Li, Y., Castiglione, J., Astroza, R., Chen, Y., Año: 2021
• AUTO-REGRESSIVE MODEL BASED INPUT AND PARAMETER ESTIMATION FOR NONLINEAR FINITE ELEMENT MODELS Autores: Castiglione, J., Astroza, R., Eftekhar Azam, S., Linzell, D., Año: 2020 Link: https://doi.org/10.1016/j.ymssp.2020.106779
• ADAPTIVE KALMAN FILTERS FOR NONLINEAR FINITE ELEMENT MODEL UPDATING Autores: Song, M., Astroza, R., Ebrahimian, H., Moaveni, B., Papadimitriou, C., Año: 2020 Link: https://doi.org/10.1016/j.ymssp.2020.106837
• MODELING THE LOSS OF VIBRATION ENERGY IN BUILDINGS TO ELASTIC-WAVES USING HIGH-FIDELITY FE MODELING AND ABSORBENT EXTERIOR BOUNDARIES Autores: Pinto, J., Ledezma, C., Astroza, R., Abell , A., Año: 2021 Link: https://doi.org/10.1080/13632469.2021.1927904
• BAYESIAN MODEL-UPDATING IMPLEMENTATION IN A FIVE-STORY BUILDING Autores: Oscar D. Hurtado;Albert R. Ortiz;Daniel Gomez;Rodrigo Astroza; Año: 2023 Link: https://doi.org/10.3390/buildings13061568
• TWO-DIMENSIONAL SIMULATION OF THE SEISMIC RESPONSE OF THE SANTIAGO BASIN CHILE Autores: Bustos, J.;Pastén, C.;Pavez, D.;Acevedo, M.;Ruiz, S.;Astroza, R.; Año: 2023 Link: https://doi.org/10.1016/j.soildyn.2022.107569
• UNCERTAINTY QUANTIFICATION IN CONSTITUTIVE MODELS OF HIGHWAY BRIDGE COMPONENTS: SEISMIC BARS AND ELASTOMERIC BEARINGS Autores: Pinto, F.J.;Toledo, J.;Birrell, M.;Bazáez, R.;Hernández, F.;Astroza, R.; Año: 2023 Link: https://doi.org/10.3390/ma16051792
• A BAYESIAN APPROACH FOR FATIGUE DAMAGE DIAGNOSIS AND PROGNOSIS OF WIND TURBINE BLADES Autores: Jaramillo, F.;Gutiérrez, J.M.;Orchard, M.;Guarini, M.;Astroza, R.; Año: 2022 Link: https://doi.org/10.1016/j.ymssp.2022.109067
• A EXPERIMENTAL STUDY OF A CABLE-PULLEYS SPRING-DAMPER ENERGY DISSIPATION SYSTEM FOR BUILDINGS Autores: Hernández, F.;Astroza, R.;Beltrán, J.F.;Zhang, X.;Mercado, V.; Año: 2022 Link: https://doi.org/10.1016/j.jobe.2022.104034
• A LIFECYCLE ASSESSMENT OF A LOW-ENERGY MASS-TIMBER BUILDING AND MAINSTREAM CONCRETE ALTERNATIVE IN CENTRAL CHILE Autores: Felmer, G.;Morales-Vera, R.;Astroza, R.;González, I.;Puettmann, M.;Wishnie, M.; Año: 2022 Link: https://doi.org/10.3390/su14031249
• ADOBE MIXTURES REINFORCED WITH FIBRILLATED POLYPROPYLENE FIBERS: PHYSICAL/MECHANICAL/FRACTURE/DURABILITY PERFORMANCE AND ITS LIMITS DUE TO FIBER CLUSTERING Autores: Burbano-Garcia, C.;Araya-Letelier, G.;Astroza, R.;Silva, Y.F.; Año: 2022 Link: https://doi.org/10.1016/j.conbuildmat.2022.128102
• PROBABILISTIC CHARACTERIZATION OF A HIGH-CYCLE ACCUMULATION MODEL FOR SANDS Autores: Birrell, M.;Pastén, C.;Abell, J.A.;Astroza, R.; Año: 2022 Link: https://doi.org/10.1016/j.compgeo.2022.104798
• SOILBASEMENT INTERACTION EFFECTS ON THE SEISMIC RESPONSE OF TALL BUILDINGS WITH BASEMENT LEVELS Autores: Pinto, F.J.;Ledezma, C.;Abell, J.A.;Astroza, R.;Dashti, S.; Año: 2022 Link: https://doi.org/10.1016/j.engstruct.2022.114406
• STATISTICAL ANALYSIS OF THE MODAL PROPERTIES OF A SEISMICALLY-DAMAGED FIVE-STORY RC BUILDING IDENTIFIED USING AMBIENT VIBRATION DATA Autores: Astroza, R.;Ebrahimian, H.;Conte, J.P.;Restrepo, J.I.;Hutchinson, T.C.; Año: 2022 Link: https://doi.org/10.1016/j.jobe.2022.104411
• TEST DATA-INFORMED NONLINEAR FINITE ELEMENT MODEL UPDATING AND DAMAGE INFERENCE OF A SHAKE-TABLE TESTED BRIDGE COLUMN CONSIDERING BOND-SLIP UNDER MULTIPLE EARTHQUAKES Autores: Liu, Z.;Abtahi, S.;Astroza, R.;Li, Y.; Año: 2022 Link: https://doi.org/10.1080/13632469.2022.2087798
• BIOPOLYMER-WASTE FIBER REINFORCEMENT FOR EARTHEN MATERIALS: CAPILLARY MECHANICAL IMPACT AND ABRASION PERFORMANCE Autores: Gonzalez-Calderon, H.;Araya-Letelier, G.;Kunze, S.;Burbano-Garcia, C.;Reidel, U.;Sandoval, C.;Astroza, R.;Bas, F.; Año: 2020 Link: https://doi.org/10.3390/polym12081819