Research areas

• Signal processing for communications
• Sensor array and multichannel processing
• Multilinear algebra and tensor decompositions
• Tensor-based signal processing
• Blind and semi-blind estimation
• Reconfigurable surfaces and wireless sensing
• MIMO communications/radar systems

Current professional service and memberships

• Senior Area Editor, IEEE Transactions on Signal Processing
• Senior Area Editor, IEEE Signal Processing Letters
• Member, Signal Processing Theory and Methods (SPTM) Technical Committee, IEEE Signal Processing Society
• Vice-Chair, EURASIP Signal Processing for Multi-Sensor Systems Technical Area Committee (SPMuS)

Publications

• Google Scholar.
• List of journal articles and conference papers.
• List of book chapters and patents.

Recent news

• October 2024: I will give an invited talk at the LoRAINNe’24 workshop on Low-Rank Approximations and their Interactions with Neural Networks, which will take place at the IDMC (Institut des Sciences du Digital) in Nancy, France. Workshop details here.
• October 2024: We host the 2024 Workshop on Communication, Sensing, and Allocation in Future Wireless Systems, partially supported by CAPES, DAAD, CNPq, and IEEE SPS.
• October 2024: My name appears again in the Stanford/Elsevier's top 2% scientist rankings.
• October 2024: My previous student, Gilderlan Araújo, was a finalist in the 2024 Best PhD Thesis Award (promoted by the Brazilian Society of Telecommunications) and received an honorable mention.
• August 2024: The Northeast Brazil IEEE SPS Chapter is launched! Interesting activities to come soon!
• July 2024: Our team had four papers accepted for the ASILOMAR-SSC 2024 conference!
• June 2024: I was appointed Chief Editor for the IEEE SPS SigPort. My term starts in January 2025.
• December 2023: The 𝘐𝘕𝘊𝘛-𝘚𝘪𝘨𝘯𝘢𝘭𝘴 project entitled “Signal Processing, Communications, Sensing, and Surveillance” is launched! The project is funded by the Brazilian Council for Scientific and Technological Development (CNPq) as part of the National Institutes of Science and Technology (INCT) initiative. More information here.
• December 2023: The international cooperation project “Signal Processing for Integrated Communications and Sensing with Applications to Next Generation Wireless Communication Networks” was accepted! The project is funded by the CNPq (Brazilian Council of Scientific and Technological Development) and has partner universities in Chile, Ecuador, and the USA.
• November 2023: I was invited to give a seminar at Ericsson Research Headquarters, Sweden, on “Tensor decompositions and applications to wireless communications.”
• July 2023: The IEEE CAMSAP 2023 workshop is coming up! It will be held from December 10 to 13, 2023, in Herradura, Costa Rica. Click here to learn more details about this exciting event.
• December 2022: Our bilateral French-Brazilian proposal, “Data Science and Artificial Intelligence for Biomedical Applications,” was accepted! CAPES/Brazil and COFECUB/France jointly fund the research project, which starts in January 2023.
• October 2022: I was invited to give a seminar at the 7th Zhejiang University Graduate International Workshop on Intelligent Signal Processing in Hangzhou, China, on the topic “Tensor-based approach for IRS phase-shift feedback control.”
• January 2022: I started my term as IEEE SPS Director-at-Large for Regions 7 & 9.
• October 1019: We are organizing the 11th IEEE Sensor Array and Multichannel workshop (SAM 2020), which will be held in Hangzhou, China, from June 6 to 12, 2020. More info and call for papers here.
• April 2019: I am a plenary speaker at the Workshop on Smart Antennas (WSA 2019) in Vienna. I will discuss “Tensor perspectives on large-scale MIMO array processing.”
• February 2019: I was invited to give a plenary talk at the Sensor Array and Multichannel Signal Processing and Data Analytics (SAM-DA) workshop in Hangzhou in May 2019.
• January 2018: I started my term at the Brazilian Academy of Sciences.

Announcements

• INCT-Signals project: We have open positions for doctoral theses, postdoctoral researchers, and visiting scholars in signal processing, wireless communications, and experimental radio platforms. Click here for more information.
• I am interested in supervising strong, motivated Masters and PhD students and qualified post-doctoral researchers. Online application form is available here.

Invited talks (last 10 years)

• Overview of tensor decompositions and some applications to wireless communications. Location/date: University of Lorraine, France ( LoRAINNe’24 workshop on Low-Rank Approximations and their Interactions with Neural Networks), November 2024.
• Tensor decompositions and applications to wireless communications. Location/date: University of California Irvine, EUA, November 2024.
• Joint channel and symbol estimation for hybrid reconfigurable surfaces, University of California Los Angeles, EUA, November 2024.
• Tensor decompositions and applications to wireless communications. Location/date: Ericsson Research, Kista, Sweden, November 2023.
• Intelligent reconfigurable surfaces for wireless communications. Location/date: University of Côte DAzur, France, December 2022.
• 5G Technology at the Digital Silk Road. Location/date: China Innovation and Entrepreneurship Fair, Guangzhou, China, November 2022.
• Tensor-based approach for IRS phase-shift feedback control, The 7th Zhejiang University Graduate International Workshop on Intelligent Signal Processing. Location/date: Hangzhou, China, October 2022.
• Tensor-based channel estimation for intelligent reflecting surface assisted MIMO communications. Location/date: TU Ilmenau, Ilmenau, Germany, September 2022.
• Tensor Train Models and Algorithms. Location/date: Federal University of Rio de Janeiro, Institute of Mathematics, November 2019.
• Tensor-CS for MmWave Channel Estimation. Location/date: TU Ilmenau, Ilmenau, Germany, September 2019.
• MmWave MIMO Channel Estimation: Combining Tensors and Compressive Sensing. Location/date: TU Munich, Munich, Germany, August 2019.
• A Tensor Perspective on Large-Scale MIMO Array Processing. Location/date: Sensor Array and Multichannel Signal Processing and Data Analytics (SAM-DA) workshop, Hangzhou, May 2019.
• A Tensor Perspective on Large-Scale MIMO Array Processing. Location/date: Workshop on Smart Antennas (WSA 2019), Vienna, April 2019.
• A Tensor Perspective on Large-Scale MIMO Array Processing. Location/date: IDEX Forum Numerica, I3S Laboratory, France, April 2019.
• Tensor-based Compressed Estimation of Frequency-selective MmWave MIMO Channels. Location/date: TU Ilmenau, Ilmenau, Germany, August 2018.
• Hybrid Beamforming and Massive MIMO for 5G Wireless Systems. Location/date: Ericsson Research, Kista, Sweden, October 2017.
• A Rank-one Tensor Modeling Approach to the Joint Channel and Symbol Estimation in Two-hop MIMO Relaying Systems. Location/date: TU Ilmenau, Ilmenau, Germany, August 2017.
• Low-complexity equalizer for massive MIMO systems based on array separability. Location/date: TU Ilmenau, Ilmenau, Germany, August 2017.
• Tensor-Based MIMO Relaying Communication Systems. Location/date: TU Ilmenau, Ilmenau, Germany, December 2016.
• Distributed Large-Scale Tensor Decomposition. Location/date: TU Ilmenau, Ilmenau, Germany, December 2016.
• Distributed Large-Scale Tensor Decompositions in Collaborative Networks. Location/date: 8th Conference on Three-Way Methods in Chemistry and Psychology (TRICAP 2015), May 2015.
• Channel Estimation for Millimeter-Wave Very Large MIMO Systems. Location/date: EURECOM, Sophia Antipolis, France, April 2015.