Nicholas D. Sidiropoulos
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  • Group alumnus Xiao Fu is promoted to Associate Professor with tenure at Oregon State University, EECS Department. Well-deserved congratulations!
  • Group alumnus Kejun Huang receives the prestigious NSF CAREER award! Well-deserved congratulations!
  • Prof. Sidiropoulos receives the 2023 IEEE SPS Claude Shannon - Harry Nyquist Technical Achievement Award "for exemplary contributions to tensor decomposition, beamforming, and spectral analysis". Video from the awards ceremony.
  • 2022 IEEE Signal Processing Society Best Paper Award: H. Sun, X. Chen, Q. Shi, M. Hong, X. Fu, and N.D. Sidiropoulos, "Learning to Optimize: Training Deep Neural Networks for Interference Management," IEEE Transactions on Signal Processing, vol. 66, no. 20, pp. 5438-5453, 15 Oct.15, 2018. Video from the awards ceremony.
  • 2022 IEEE Signal Processing Society Donald G. Fink Overview Paper Award: N.D. Sidiropoulos, L. De Lathauwer, X. Fu, K. Huang, E.E. Papalexakis, and C. Faloutsos, "Tensor Decomposition for Signal Processing and Machine Learning," IEEE Transactions on Signal Processing, vol. 65, no. 13, pp. 3551-3582, July 1, 2017. Video from the awards ceremony.
  • Prof. Sidiropoulos gave a Distinguished Mercer Lecture in the ECE Department of Rensselaer Polytechnic Institute, March 22, 2023, on "Tensors in Statistical Learning and Combinatorial Optimization".
  • Prof. Sidiropoulos lectured on "Tensors in Statistical Learning and Combinatorial Optimization" at Harvard University, Feb. 3, 2023.
  • Magda Amiridi successfully defends her PhD and moves to Apple Research in Cupertino, CA!
  • Group alumnus Xiao Fu wins the prestigious NSF CAREER award! Well-deserved congratulations!
  • Group alumnus Aritra Konar has accepted a tenure-track assistant professor position at KU Leuven, in Belgium. Founded in 1425, KU Leuven has been a centre of learning for nearly six centuries. Today, it is Belgium's highest-ranked university as well as one of the oldest and most renowned research universities in Europe, ranked #42 in the Times Higher Education World University Rankings. Dr. Konar is joining KU Leuven's Electrical Engineering Department and the STADIUS Center for Dynamical Systems, Signal Processing, and Data Analytics. Well-deserved congratulations!
  • Prof. Sidiropoulos receives the 2022 Technical Achievement Award of the European Association for Signal Processing (EURASIP) "for contributions to tensor decomposition, beamforming, and spectral analysis".
  • New NSF grant: SII Center: SpectrumX, NSF 2132700 (N. Sidiropoulos is senior personnel) - see https://www.spectrumx.org/.
  • Videos of many recent research presentations by group members are available here.
  • Salah Ibrahim successfully defended his PhD dissertation and is headed to Interdigital in Pennsylvania - Congratulations!
  • New NSF grant: Blind Carbon Copy on Dirty Paper: Seamless Spectrum Underlay made Practical, NSF ECCS-2118002, PI: N. Sidiropoulos.
  • Check out our recent group papers at KDD 2021, IJCAI 2021, SDM 2021, AAAI 2021, WSDM 2021, ICDM 2020, KDD 2020, SDM 2020, PAKDD 2020, AAAI 2020 - many presentations are available here.
  • Nikos Kargas successfully defended his PhD dissertation and is headed to Amazon Alexa in Cambridge, U.K. - Congratulations!
  • Charilaos Kanatsoulis successfully defended his PhD dissertation and joined the Department of Electrical and Systems Engineering at the University of Pennsylvania as a postdoctoral researcher working with Prof. Alejandro Ribeiro - Congratulations!
  • New NSF grant: SII Planning: WHISPERS: Wireless Hardware Innovations and Signal Processing for Enhanced Radio-astronomy and Scientific Spectrum Sharing, NSF AST-2037838, PI: Robert Weikle; co-PIs N. Sidiropoulos, Randall Berry, Anthony Beasley, Gerhard Schoenthal.
  • Our paper "Tensor Decomposition for Signal Processing and Machine Learning", published in IEEE Transactions on Signal Processing in 2017, is #1 in Google Scholar metrics for TSP for 2017-2022. It also tops the charts of most popular / most frequently accessed TSP papers in IEEExplore.
  • N. Sidiropoulos gave keynote talks at IEEE SPAWC 2019, Cannes; IEEE MLSP 2019, Pittsburg; and Asilomar CSSC, Pacific Grove, CA.
  • Postdoctoral researcher Aritra Konar won his first NSF grant on graph matching via submodular optimization and published important papers in highly selective graph mining venues (ICDM 2019, KDD 2020) - Congratulations!
  • Ahmed Samir Zamzam and Bo Yang successfully defended their PhD and joined NREL and Amazon Alexa, respectively. Congratulations Ahmed and Bo!
  • First-year PhD student Magda Amiridi (UVA) and Nikos Kargas (UMN) won Best Student Paper Award at the 2019 IEEE Data Science Workshop (DSW) for the paper "Statistical Learning Using Hierarchical Modeling of Probability Tensors". Congratulations! Link to story.
  • In March 2019, the IEEE Communications Society has compiled and published a list of Best Readings in Machine Learning in Communications. "Learning to Optimize: Training Deep Neural Networks for Interference Management" (by H. Sun, X. Chen, Q. Shi, M. Hong, X. Fu, and N. D. Sidiropoulos, IEEE Transactions on Signal Processing, vol. 66, no. 20, pp. 5438-5453, October 2018) is included in the list. Link to story.
  • Prof. Sidiropoulos was appointed Louis T. Rader Professor, effective 8/25/2018. Lou Rader had a trailblazing career in industry and academia, including as VP and General Manager of the Communications and Controls Division at GE, President of the Univac Division at Sperry Rand, and Chair of the ECE Department at UVA (1969-1974). He was a Fellow of IEEE and a member of NAE.
  • Mohamed Salah Ibrahim's paper Mirror-Prox SCA Algorithm for Multicast Beamforming and Antenna Selection was chosen as one of six best student paper finalists at IEEE SPAWC 2018. The paper was co-authored with Dr. Aritra Konar, a graduate of (and now postdoctoral researcher in) our group.
  • Video presentation for ICML 2018 paper Learning Hidden Markov Models from Pair-wise Co-occurrences https://youtu.be/a_YsNDBeiFc.
  • Group alumnus Kejun Huang joined the Computer and Information Science and Engineering Department at the University of Florida, Gainesville. Congratulations Kejun! - well-deserved!
  • Ahmed S. Zamzam has been awarded the UMN Doctoral Dissertation Fellowship (DDF) for 2018/2019. The DDF program gives the University's most accomplished Ph.D. candidates an opportunity to devote full-time effort to dissertation research and writing during the fellowship year. Congratulations Ahmed!
  • Aritra Konar defended his Ph.D. in Sept. 2017, and moved to the University of Virginia as a postdoctoral research associate. Congratulations Aritra!
  • Group alumnus Xiao Fu joined Oregon State University as Assistant Professor in the Electrical Engineering and Computer Science Department, in Aug. 2017. Xiao recently won his first NSF grant as PI - well-deserved congratulations!
  • In 2017, Google Scholar released its Classic Papers: Articles That Have Stood the Test of Time. Our paper "Transmit Beamforming for Physical Layer Multicasting" published in 2006 is one of those classic papers, in the top-10 in the Signal Processing category.
  • Our paper "Tensor Decomposition for Signal Processing and Machine Learning" has been in the top-100 IEEE-wide downloads every month since July 2017, with over 13,000 downloads as of October 2018. IEEE is the largest professional organization in the world, with 400,000 members. As of early 2018, IEEExplore holds over 4 million published articles.
  • "Tensor Decomposition for Signal Processing and Machine Learning": IEEE TSP overview paper, ICASSP tutorial slides, and supplementary material (programs, data, demos).
  • Nikos Sidiropoulos has been appointed Vice President of the IEEE Signal Processing Society (2017-2019). He is responsible for membership services, development, and the overall member experience.
  • Nov. 2016: Check out this three-minute video trailer of our NIPS paper "Anchor-Free Correlated Topic Modeling: Identifiability and Algorithm".
  • Oct. 2016: Xiao Fu was recognized as the "Outstanding Postdoctoral Scholar" by the Postdoctoral Association and faculty judges of the University of Minnesota. Congratulations Xiao!
  • Kejun Huang defended his Ph.D. in May 2016, and continues as a postdoctoral researcher in our group. Congratulations Kejun!
  • Aritra Konar has been awarded the UMN Doctoral Dissertation Fellowship (DDF) for 2016/2017. The DDF program gives the University's most accomplished Ph.D. candidates an opportunity to devote full-time effort to dissertation research and writing during the fellowship year. Congratulations Aritra!
  • Bo Yang won a Best Student Paper Award (second prize) at the 6th IEEE Workshop on Computational Advances in Sensor Array Processing (CAMSAP 2015) for the paper "Joint Factor Analysis and Latent Clustering", co-authored with Xiao Fu and N. D. Sidiropoulos. The 3 awards were selected from 12 finalists, which were picked from 134 accepted papers based on highest review scores and eligibility (first author is a student). The final selection process included student presentations in a special poster session before the conference and judging by a panel of senior experts.
  • Balasubramanian Gopalakrishnan defended his Ph.D. in May 2015, and joined Qualcomm San Jose, as member of technical staff. Congratulations Bala!
  • Prof. Sidiropoulos appointed ADC Chair in Digital Technology (Jan. 1, 2015).
  • Kejun Huang wins prestigious UM Informatics Institute fellowship - congratulations Kejun!
  • Prof. Sidiropoulos delivered the inaugural plenary lecture at EUSIPCO, Sep. 2, 2014, Lisbon, Portugal, entitled "Tensor Decomposition Theory and Algorithms in the Era of Big Data". EUSIPCO is the flagship conference of the European Association for Signal Processing (EURASIP).
  • Prof. Sidiropoulos delivered a plenary lecture at ISWCS, Aug. 28, 2014, Barcelona, Spain, entitled "Frugal Sensing and Estimation over Wireless Networks".
  • Xiao Fu and John Tranter co-authored a paper that received a Best Student Paper Award (third prize) at IEEE ICASSP 2014 in Florence, Italy. Congratulations Xiao and John!
  • Xiao Fu and John Tranter co-authored a paper that was voted best student paper in the sensor array and multichannel signal processing category at IEEE ICASSP 2014 in Florence, Italy. The paper is a candidate for a conference-wide Best Student Paper Award. Congratulations Xiao and John!
  • Omar Mehanna finished his Ph.D. and joined Qualcomm in May! - congratulations and best wishes for a stellar career and a great journey in life Omar!
  • Prof. Sidiropoulos was elected Fellow of the European Association for Signal Processing (EURASIP), "for contributions to tensor decomposition and signal processing for communications".
  • Omar Mehanna has been awarded the UMN Doctoral Dissertation Fellowship (DDF) for 2013/2014. The DDF program gives the University's most accomplished Ph.D. candidates an opportunity to devote full-time effort to dissertation research and writing during the fellowship year.
  • Prof. Sidiropoulos received the 2013 Distinguished Alumni Award, Dept. ECE, University of Maryland, College Park.
  • The paper by N. D. Sidiropoulos, T. N. Davidson, and Z.-Q. Luo, "Transmit Beamforming for Physical Layer Multicasting", IEEE Transactions on Signal Processing, 54(6), Part 1, pp. 2239-2251, June 2006 received the IEEE Signal Processing Society 2011 best paper award.
  • The paper by O. Mehanna, N. D. Sidiropoulos, and G. Giannakis, "Multicast beamforming with antenna selection", received the best student paper award at IEEE SPAWC 2012, June 17-20, 2012, Cesme, Turkey.