PDI - Resultado de Búsqueda

Mauricio Alejandro Araya López

Assistant Professor

UNIVERSIDAD TECNICA FEDERICO SANTA MARIA

Valparaíso, Chile

Data Science, Machine Learning and Reinforcement Learning; Astroinformatics and Intelligent Astronomical Data Processing; Real-Time, Distributed and HPC Systems.

Informatics Engineering, UNIVERSIDAD TECNICA FEDERICO SANTA MARIA. Chile, 2008
Informatics, UNIVERSITY OF LORRAINE. Francia, 2013
Informatics Civil Engineering, UNIVERSIDAD TECNICA FEDERICO SANTA MARIA. Chile, 2008

Young Researcher Full Time

UNIVERSIDAD TECNICA FEDERICO SANTA MARIA

Casa Central

Valparaíso, Chile

2013 - 2018
ATER (teaching and research) Part Time

UNIVERSITY OF LORRAINE

IUT-Charlemagne

Nancy, Francia

2012 - 2013
Academic Full Time

UNIVERSIDAD TECNICA FEDERICO SANTA MARIA

Casa Central

Valparaíso, Chile

2019 - A la fecha

Part-Time Lecturer Part Time

Universidad Técnica Federico Santa María

Valparaíso, Chile

2008 - 2009
Part-Time Lecturer Part Time

Pontificia Universidad Católica de Valparaíso

Valparaíso, Chile

2008 - 2008
Part-Time Lecturer Part Time

Pontificia Universidad Católica de Valparaíso

Valparaíso, Chile

2014 - 2015
Part-Time Lecturer Part Time

Universidad Andres Bello

Viña del Mar, Chile

2018 - 2018

- Germán Ortega (2016): Diploma Thesis UTFSM: “Visualización Volumétrica de Cubos Espectroscópicos”
- Andrés Riveros (2015-2016): Master Thesis PUC: “Automatic Identification of Spectral Lines Through Spectrum
Reconstruction”
- Humberto Farías (2016): Professional Master UTFSM: “Propuesta de implantación de Apache Spark para el
procesamiento de grandes volúmenes de datos en el observatorio virtual Chileno”
- Renato Sanhueza (2018): Diploma Thesis UTFSM: “A Modern Solution to the Problem of Distributed Object Control for ACS”
- Patricio Sard (2018): Diploma Thesis UTFSM: “Ingestión de Datos de Alto Nivel al Observatorio Virtual”
- Martín Villanueva (2018): Diploma Thesis UTFSM: “A Variational Approach for Astronomical Source
Representation and Description”
- Martín Villanueva (2019): Master Thesis UTFSM: “A Computational Framework for Structural Analysis of Astronomical Molecular Cloud”

- “Astropartículas: Neutrinos, Rayos Gamma y Otros Mensajeros del Cosmos”. Claudio Dib and Mauricio Araya. Viernes de Cultura + Ciencia. Proyecto Asociativo Explora Valparaíso Museo Fonck, Viña del Mar, Chile (06/2016).
- Scientific committee for a National Astroinformatics Center to be built in Chile within the next years. This initiative is led by the Smart Industry division of CORFO and has direct funding of the Minister of Economy.

Best Paper Award

Association française pour l'intelligence artificielle

Francia, 2011

Best Paper Award.


Content-Based Medical Image Retrieval and Intelligent Interactive Visual Browser for Medical Education, Research and Care Sotomayor, Camilo G.; Mendoza, Marcelo; Castaneda, Victor; Farias, Humberto; Molina, Gabriel; Pereira, Gonzalo; Hartel, Steffen; Solar, Mauricio; Araya, Mauricio Article ISI DIAGNOSTICS (2021)
Bio-Inspired Deep Reinforcement Learning for Autonomous Navigation of Artificial Agents Lehnert H.; Araya M.; Carrasco-Davis R.; Escobar M.-J. Article ISI SCOPUS IEEE LATIN AMERICA TRANSACTIONS (2019)
HDMClouds: a hierarchical decomposition of molecular clouds based on Gaussian mixtures Villanueva,Martín; Araya, Mauricio; Torres, Claudio; Amigo, Pía Article ISI paper MONTHLY NOTICES OF THE ROYAL ASTRONOMICAL SOCIETY (2019)
Designing and prototyping the control system for the cherenkov telescope array. Oya, I.; Fuessling, M.; Oliveira, P.; Araya, M.; et al. Article SCOPUS VIII INTERNATIONAL CONGRESS OF ENGINEERING PHYSICS (2018)
JOVIAL: Notebook-based astronomical data analysis in the cloud Araya, M.; Osorio, M.; Diaz, M.; Ponce, C.; Villanueva, M.; Valenzuela, C.; Solar, M. Article ISI SCOPUS ASTRONOMY AND COMPUTING (2018)
Unsupervised learning of structure in spectroscopic cubes Araya, M.; Mendoza, M.; Solar, M.; Mardones, D.; Bayo, A. Article SCOPUS Astronomy and Computing (2018)
Indexing data cubes for content-based searches in radio astronomy Araya M.; Candia G.; Gregorio, R; Mendoza M.; Solar M. Article ISI SCOPUS ASTRONOMY AND COMPUTING (2016)
A brief survey on the Virtual Observatory Araya M.; Solar M.; Antognini, J Article ISI NEW ASTRONOMY (2015)
Active learning of MDP models Mauricio Araya; Olivier Buffet; Vincent Thomas; François Charpillet Article Lecture Notes in Computer Science (2012)
Near-optimal BRL using optimistic local transitions Mauricio Araya; Olivier Buffet; Vincent Thomas Article Proceedings of the 29th International Conference on Machine Learning (2012)
A closer look at MOMDPs Mauricio Araya; Vincent Thomas; Olivier Buffet; François Charpillet Article Proceedings - International Conference on Tools with Artificial Intelligence (2010)
A POMDP extension with belief-dependent rewards Mauricio Araya; Olivier Buffet; Vincent Thomas; François Charpillet Article Advances in Neural Information Processing Systems 23 (2010)
Combining a probabilistic sampling technique and simple heuristics to solve the dynamic path planning problem Nicolas Barriga; Mauricio Araya; Mauricio Solar Article Proceedings - International Conference of the Chilean Computer Science Society (2010)
An amateur telescope control system: Towards a generic telescope control model Rodrigo Tobar; Horst von Brand; Mauricio Araya; Joao López Article Proceedings of SPIE - The International Society for Optical Engineering (2008)


A new content-based image retrieval system for SARS-CoV-2 computer-aided diagnosis G. Molina, M. Mendoza, I. Loayza, C. Nuñez, M. Araya, V. Castañeda and M. Solar. ConferencePaper (2021)
Mixed membership models for source separation of spectral lines Mendoza, Marcelo; Barrientos, Alejandro; Solar, Mauricio; Araya, Mauricio ConferencePaper (2018)
Multiresolution and Hierarchical Analysis of Astronomical Spectroscopic Cubes using 3D Discrete Wavelet Transform Villanueva, Martín; Araya, Mauricio ConferencePaper (2018)
JOVIAL: Jupyter Override for Astronomical Libraries Araya, Mauricio; Hochfarber, Teodoro; Valenzuela, Camilo; Farias, Humberto; Solar, Mauricio ConferencePaper (2017)
Scaling Up Data Cube Indexing Services for Content-based Searches in the Chilean Virtual Observatory Mendoza, Marcelo; Barrientos, Alejandro; Solar, Mauricio; Araya, Mauricio ConferencePaper (2017)
The chivo library: advanced computational methods for astronomy Araya, Mauricio; Solar, Mauricio; Mardones, Diego; Arevalo, Luis; Mendoza, Marcelo; Valenzuela, Camilo; Hochfarber, Teodoro; Villanueva, Martín; Jara, Marcelo; Simonsen, Axel ConferencePaper (2017)
Cloud services on an astronomy data center Solar, Mauricio; Araya, Mauricio; Farias, Humberto; Mardones, Diego; Wang, Zhong ConferencePaper ISI SCOPUS 18TH INTERNATIONAL SYMPOSIUM ON MEDICAL INFORMATION PROCESSING AND ANALYSIS (2016)
Chilean virtual observatory Solar M.; Araya M.; Arévalo L.; Parada V.; Contreras R.; Mardones, D. ConferencePaper SCOPUS Proceedings - 2015 41st Latin American Computing Conference, CLEI 2015 (2015)
Evaluating a NoSQL Alternative for Chilean Virtual Observatory Services Antognini,, Jonathan; Araya, Mauricio; Solar, Mauricio; Valenzuela, Camilo; Lira, Francisco ConferencePaper (2015)
Exorcising the Ghost in the Machine: Synthetic Spectral Data Cubes for Assessing Big Data Algorithms Araya M.; Solar M.; Mardones, D.; Hochfarber, T ConferencePaper ISI ASTRONOMICAL DATA ANALYSIS SOFTWARE AND SYSTEMS: XXIV (2015)
Open Skies with Cloud Computing Solar, Mauricio; Araya. Mauricio ConferencePaper (2015)
Chilean Virtual Observatory services implementation for the ALMA public data Antognini, J; Solar M.; Ibsen, J; Araya M.; Nyman, L; Mardones, D.; Valenzuela C.; Ramirez, P; Fernandez, C.; Garcés M. ConferencePaper ISI SCOPUS 18TH INTERNATIONAL SYMPOSIUM ON MEDICAL INFORMATION PROCESSING AND ANALYSIS (2014)
A Greedy Approximation of Bayesian Reinforcement Learning with Probably Optimistic Transition Model Kawaguchi, Kenji; Araya. Mauricio ConferencePaper (2013)
Integrating a university team in the ALMA software development process: A successful model for distributed collaborations Mora M.; Ibsen, J; Chiozzi G.; Troncoso, N.; Tobar, R; Araya M.; Avarias, J.; Hoffstadt, A ConferencePaper ISI SCOPUS Proceedings of SPIE - The International Society for Optical Engineering (2010)
Docker-based implementation for an astronomical data analysis cloud serviceDocker-based implementation for an astronomical data analysis cloud service Diaz, M.; Araya, M.; Jauregui, C.; Valenzuela, C.; Pizarro, L.; Osorio, M.; Solar, M. ConferencePaper To appear
Packaging and high availability for distributed control systems Araya, M.; Pizarro, M.; von Brand, H. ConferencePaper To appear
Towards large-scale RoI indexing for content-aware data discovery Araya, M.; Cáceres, R.; Gutierrez, L.; Mendoza, M.; Ponce, C.; Valenzuela, C. ConferencePaper To appear
Wrapping and deploying legacy astronomical code into python environments: An applied case study Villanueva, M.; Valenzuela, C.; Sanchez, M.; Araya, M. ConferencePaper to appear


A new machine learning approach for CTA particle shower reconstruction Mauricio Araya; Edson Carquín Proyecto (2019)
Open Data Center Services for Chilean Astronomy: Cloud Computing. Araya,, Mauricio; Solar, Mauricio; Arroyuelo, Diego Proyecto (2018)
Open Data Center Services for Chilean Astronomy=> Cloud Computing UTFSM (PI_L_18_13) Proyecto 2018-2019 Director(a)
Strengthening Governance Capacity for Smart Sustainable Cities. Erasmus+ (EAC/A05/2017) Proyecto 2018-2021 Investigador(a)
China-Chile Astronomical Datacenter (Chi2AD) Academia de Ciencias China (CAS) (CASSACA) Proyecto 2016-2022 Coinvestigador(a)
Implementación de Herramientas y Procesos del Observatorio Virtual Chileno FONDEF (IT15I10041) Proyecto 2016-2018 Subdirector(a)
Implementation of Tools and Processes for the Chilean Virtual Observatory. Solar, Mauricio; Araya, Mauricio; Mendoza, Marcelo; Finger, Ricardo; Mardones, Diego Proyecto (2016)
Open Data Center Services for Chilean Astronomy: Data Ingestion and Curation Solar, Mauricio; Araya, Mauricio; Mendoza, Marcelo Proyecto (2016)
Open Data Center Services for Chilean Astronomy=> Data Ingestion and Curation DGIP/UTFSM (216.24.1) Proyecto 2016-2016 Coinvestigador(a)
CONSOLIDACION DEL AREA DE ASTROINFORMATICA EN INVESTIGACION Y DOCENCIA Araya, Mauricio; Solar, Mauricio Proyecto (2014)
Centro Avanzado de Ingeniería Eléctrica y Electrónica PIA (FB-0008) Proyecto 2013-2023 Investigador(a)
Consolidación del Área de Astroinformática en Investigación y Docencia PAI (79130008) Proyecto 2013-2016 Inv. Principal
Doctorado=> Near-Optimal Algorithms for Sequential Information-Gathering Decision Problems. PFCHA (25090018) Proyecto 2009-2013 Tesista
Master 2 de Investigación y Doctorado Araya, Mauricio Proyecto (2009)
Centro científico tecnológico de Valparaíso PIA (FB-0821) Proyecto 2008-2018 Investigador(a)
Analysis of Alternate Realtime Platforms for ACS Dirección de Postgrado UTFSM Proyecto 2007-2008 Inv. Principal
SOFTWARE DEVELOPMENT FOR ALMA=> BUILDING UP EXPERTISE TO MEET ALMA SOFTWARE REQUIREMENTS WITHIN A CHILEAN UNIVERSITY ASTRONOMIA (31060008) Proyecto 2007-2009 Tesista
Centro Avanzado de Ingenieria Electrica y Electronica. Yuz, Juan; Araya, Mauricio Proyecto (0)
Centro Cientifico Tecnologico de Valparaiso Schmidt, Ivan; Araya, Mauricio Proyecto (0)