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Ali Dehghanfirouzabadi

Profesor asociado

Universidad Tecnológica Metropolitana (UTEM)

SANTIAGO, Chile

Speech Processing; Singal Processing; Telecommunication Engineering

BSc in Electrical Engineering, Yazd University. Irán, 2007
MSc in Electrical Engineering, Yazd University. Irán, 2009
PhD in Electrical Engineering, Yazd University. Irán, 2015

Lecturer Part Time

Islamic Azad Yazd Univeristy

Ingeniería

Yazd, Irán

2011 - 2012
Lecturer Part Time

Yazd University

Ingeniería

Yazd, Irán

2010 - 2014
Associate Professor Full Time

Universidad Tecnológica Metropolitana

Ingeniería

Santiago, Chile

2017 - At present

Postdoctoral Researcher Full Time

Universidad de Satiago de Chile

Santiago, Chile

2016 - 2017
Postdoctoral Researcher Full Time

Universidad de Chile

Santiago, Chile

2015 - 2016
Postdoctoral Researcher Full Time

Pontificia Universidad Católica de Chile, Santiago

Santiago, Chile

2017 - 2018


A New Internet of Things Hybrid VLC/RF System for m-Health in an Underground Mining Industry Iturralde, Daniel; Sanchez, Ivan; Ndjiongue, Alain Richard Article ISI SENSORS (2024)
Optimizing Connectivity and Coverage for Millimeter-Wave-Based Networks Adasme, Pablo; Cordero, Sergio Article ISI SYMMETRY-BASEL (2024)
A-Survey: Identification and Classification of Fingerprints via the Extreme Learning Machine Algorithm Martinez-Pereira, Diego Article ISI INTELIGENCIA ARTIFICIAL-IBEROAMERICAL JOURNAL OF ARTIFICIAL INTELLIGENCE (2023)
Speaker Counting Based on a Novel Hive Shaped Nested Microphone Array by WPT and 2D Adaptive SRP Algorithms in Near-Field Scenarios Adasme, Pablo Article ISI SENSORS (2023)
3D Multiple Sound Source Localization by Proposed T-Shaped Circular Distributed Microphone Arrays in Combination with GEVD and Adaptive GCC-PHAT/ML Algorithms Irarrazaval, Pablo; Adasme, Pablo Article ISI SENSORS (2022)
A Novel and Adaptive Angle Diversity-Based Receiver for 6G Underground Mining VLC Systems Sanchez, Ivan; Ijaz, Muhammad; Plets, David Article ISI ENTROPY (2022)
An Enhanced VLC Channel Model for Underground Mining Environments Considering a 3D Dust Particle Distribution Model Sanchez, Ivan; SOTO, ISMAEL; Seguel, Fabian Article WOS Core Collection ISI SENSORS (2022)
Novel cluster partitioning models for visible light communication networks Adasme, Pablo; Seguel, Fabian Article ISI PHOTONIC NETWORK COMMUNICATIONS (2022)
Novel Multilayer Extreme Learning Machine as a Massive MIMO Receiver for Millimeter Wave Communications Yungaicela-Naula, Noe M.; Marey, Mohamed Article ISI IEEE ACCESS (2022)
Bit Error Rate Analysis for OFDM Schemes Applied to Underground Mining VLC Systems Sanchez, Ivan; IEEE Article ISI 2021 THIRD SOUTH AMERICAN COLLOQUIUM ON VISIBLE LIGHT COMMUNICATIONS (SACVLC 2021) (2021)
Fuzzy-PID controller design for UAV hybrid energy propelled with differential box Adasme, Pablo; Seguel, Fabian; IEEE Article ISI 2021 THIRD SOUTH AMERICAN COLLOQUIUM ON VISIBLE LIGHT COMMUNICATIONS (SACVLC 2021) (2021)
Multilayer Extreme Learning Machine as Equalizer in OFDM-based Radio-over-fiber Systems Mora, Marco Article WOS Core Collection ISI IEEE Latin America Transactions (2021)
Novel p-Median-based Formulations for Maximizing Coverage in 5G/6G Wireless Networks Sandoval, Cesar; Adasme, Pablo; SOTO, ISMAEL; IEEE Article ISI 2021 THIRD SOUTH AMERICAN COLLOQUIUM ON VISIBLE LIGHT COMMUNICATIONS (SACVLC 2021) (2021)
3D Multiple Sound Source Localization by Proposed Cuboids Nested Microphone Array in Combination with Adaptive Wavelet-Based Subband GEVD Irarrazaval, Pablo; Adasme, Pablo Article ISI ELECTRONICS (2020)
A novel method for estimating the number of speakers based on generalized eigenvalue-vector decomposition and adaptive wavelet transform by using K-means clustering Irarrazaval, Pablo; Adasme, Pablo Article ISI SCOPUS Signal, Image and Video Processing (2020)
A VLC Channel Model for Underground Mining Environments With Scattering and Shadowing Sanchez, Ivan; Seguel, Fabian; SOTO, ISMAEL Article ISI IEEE ACCESS (2020)
Degree-Constrained k-Minimum Spanning Tree Problem Adasme, Pablo Article ISI COMPLEXITY (2020)
Interference Mitigation for Visible Light Communications in Underground Mines Using Angle Diversity Receivers Seguel, Fabian; SOTO, ISMAEL Article ISI SCOPUS SENSORS (2020)
Multiresolution Speech Enhancement Based on Proposed Circular Nested Microphone Array in Combination with Sub-Band Affine Projection Algorithm Irarrazaval, Pablo; Adasme, Pablo; Durney, Hugo Article ISI APPLIED SCIENCES-BASEL (2020)
OFDM tolerance to additive white Gaussian and laser phase noises in optical heterodyning systems accompanied by the feasible pilot-assisted equalization Article ISI SCOPUS OPTICAL REVIEW (2020)
Relaxation of the Radio-Frequency Linewidth for Coherent-Optical Orthogonal Frequency-Division Multiplexing Schemes by Employing the Improved Extreme Learning Machine Mora, Marco; SOTO, ISMAEL Article ISI SYMMETRY-BASEL (2020)
A Novel Frequency Domain Visible Light Communication (VLC) Three-Dimensional Trilateration System for Localization in Underground Mining SOTO, ISMAEL; Seguel, Fabian; Iturralde, Daniel Article ISI SCOPUS APPLIED SCIENCES-BASEL (2019)
Extreme Learning Machines to Combat Phase Noise in RoF-OFDM Schemes Mora, Marco Article ISI SCOPUS ELECTRONICS (2019)
Facility Location with Tree Topology and Radial Distance Constraints Adasme, Pablo Article ISI SCOPUS COMPLEXITY (2019)
Noise estimation for the velocity in MRI phase-contrast Irarrazaval, Pablo; Uribe, Sergio; Tejos, Cristian Article ISI SCOPUS MAGNETIC RESONANCE IMAGING (2019)
Velocity Variability in MRI Phase-Contrast Irarrazaval, Pablo; Uribe, Sergio; Tejos, Cristian; IEEE Article ISI 29TH EUROPEAN SIGNAL PROCESSING CONFERENCE (EUSIPCO 2021) (2018)
A novel strategy for LED re-utilization for visible light communications Firoozabadi, A. Dehghan; Azurdia-Meza, Cesar Article ISI SCOPUS Optik (2017)
Estimation of exoplanetary planet-to-star radius ratio with homomorphic processing Article ISI SCOPUS ASTRONOMY AND COMPUTING (2017)
Evaluation of Llaima volcano activities for localization and classification of LP, VT and TR events Article ISI SCOPUS Journal of Electrical Engineering (2017)
Incorporating GammaTone filterbank and Welch Spectral Estimation in Subband Processing-based localization of multiple simulations speakers Dehghan Firoozabadi, Ali; Abutalebi, Hamid Reza Article ISI SCOPUS APPLIED ACOUSTICS (2017)
Unsupervised Method for Correlated Noise Removal for Multi-wavelength Exoplanet Transit Observations Dehghan Firoozabadi, Ali; Mahu, Rodrigo; Yoma, Nestor Becerra; Sedaghati, Elyar Article ISI SCOPUS PUBLICATIONS OF THE ASTRONOMICAL SOCIETY OF THE PACIFIC (2017)
A Novel Nested Circular Microphone Array and Subband Processing-Based System for Counting and DOA Estimation of Multiple Simultaneous Speakers Article ISI CIRCUITS SYSTEMS AND SIGNAL PROCESSING (2016)
Subband processing-based approach for the localisation of two simultaneous speakers Firoozabadi, Ali Dehghan Article ISI IET SIGNAL PROCESSING (2014)


A Novel Quasi-Spherical Nested Microphone Array and Multiresolution Modified SRP by GammaTone Filterbank for Multiple Speakers Localization ConferencePaper ISI SCOPUS (2019)
All-optical Routers Modeled through the Matrix Method with NVidia CUDA Development Framework Azurdia-Meza, C. A. ConferencePaper SCOPUS Proceedings of the 2020 IEEE/SICE International Symposium on System Integration, SII 2020 (2019)
BER improvement using the better than double-jump 2 pulse in OFDM schemes prone to frequency offset Azurdia-Meza, C. A. ConferencePaper ISI SCOPUS Proceedings of the International Symposium on Wireless Communication Systems (2019)
Estimation the Number of Speakers Based on Adaptive Wavelet Transform by Generalized Eigenvalue Decomposition and K-means Clustering ConferencePaper SCOPUS Proceedings of the 2020 IEEE/SICE International Symposium on System Integration, SII 2020 (2019)
Integer Programming Models for Wireless Networks with Star Backbone Topology Juan, E. S. ConferencePaper SCOPUS Proceedings of the 2020 IEEE/SICE International Symposium on System Integration, SII 2020 (2019)
Spanish Syllables Recognition by Wavelet and Cross Covariance Juan, E. S. ConferencePaper SCOPUS Proceedings of the 2020 IEEE/SICE International Symposium on System Integration, SII 2020 (2019)
3D localization of multiple simultaneous speakers with discrete wavelet transform and proposed 3D nested microphone array ConferencePaper SCOPUS European Signal Processing Conference (2018)
Comparison between FastICA and InfoMax for the blind separation of audio signals Juan, E. S.; Canete, L; Melendez, C ConferencePaper SCOPUS 2018 11th International Symposium on Communication Systems, Networks and Digital Signal Processing, CSNDSP 2018 (2018)
Sound Source Localization by Proposed Subband Adaptive GEVD Algorithm Based on GammaTone Filter Bank in Undesirable Acoustical Conditions Durney H. ConferencePaper SCOPUS 2018 11th International Symposium on Communication Systems, Networks and Digital Signal Processing, CSNDSP 2018 (2018)
Evaluation of the Sinc Parametric Linear Combination Pulse in Digital Communication Systems ConferencePaper (2016)
Proposed energy based method for light receiver localization in underground mining ConferencePaper (2016)
Adaptive filter based on NARX Model for Atmospheric Noise Removal on Exo-Planet Observations ConferencePaper (2015)
Noise reduction of seismic signal for Llaima volcano Guevara, D.; Dehghan Firoozabadi A.; Soto, I.; Huenupán F. ConferencePaper ISI SCOPUS CHILECON 2015 - 2015 IEEE Chilean Conference on Electrical, Electronics Engineering, Information and Communication Technologies, Pro (2015)
Noise Reduction Seismic Signal for Llaima Volcano ConferencePaper (2015)
Localization of Multiple Simultaneous Speakers by Combining the Information from Different Subbands Abutalebi, H. R. ConferencePaper (2013)
Combination of Nested Microphone Array and Subband Processing for Multiple Simultaneous Speaker Localization Abutalebi, H. R. ConferencePaper (2012)
A new region search method based on DOA estimation for speech source localization by SRP-PHAT method Abutalebi, H. R. ConferencePaper (2010)
SRP-ML: A Robust SRP-based speech source localization method for Noisy environments Abutalebi, H. R. ConferencePaper (2010)
Two microphone array proposed structures for increasing SRP-PHAT method's localization accuracy Abutalebi, H. R. ConferencePaper (2010)
Hybrid wavelet Thresholding- spectral subtraction for noise reduction from speech Abutalebi, H. R.; Aghabozorgi, M. R. ConferencePaper (2009)


3D Sound Source Localization and Tracking Based on Audio-Visual Information in Adverse Environmental Conditions Dehghanfiroozabadi, Ali Proyecto (2019)
Multiuser VLC for underground minings FONDEF (IT17M10012) Proyecto 2018-2020 Investigador(a)
Evaluation of communication systems for real-time signal processing applications Universidad de Santiago de Chile (041613DA_POSTDOC) Proyecto 2016-2016 Inv. Responsable
Magnetic resonance imaging technology for aging related diseases=> brain, heart and vessels PIA (ACT 1416) Proyecto 2016-2017 Investigador(a)
Center for Multidisciplinary Research on Signal Processing - ProyectoAnillo ACT 1120. PIA (ACT 1120) Proyecto 2015-2016 Investigador(a)
Speech source localization in smart Meeting rooms Telecommunication Center (Teh.1256/490 AD) Proyecto 2013-2014 Subdirector(a)