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Publications

• Book Highlight
  1. P. P. Markopoulos, S. Kundu, S. Chamadia, N. Tsagkarakis, and D. A. Pados (2018) “Outlier-resistant data processing with L1-norm principal component analysis,” in: Naik G. (eds) Advances in Principal Component Analysis. Springer, Singapore.
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• Select Journal Articles (2017-present)
  1. E. Shtaiwi, G. Sklivanitis, D. A. Pados and E. S. Bentley, "Tunneling Under Interference With Reconfigurable Intelligent Surfaces," in IEEE Wireless Communications Letters, doi: 10.1109/LWC.2025.3568636
     
     
  2. S. Yildirim, K. Pelekanakis, G. Sklivanitis, D. A. Pados, P. Paglierani, R. Petroccia, "Secret Underwater Acoustic Key Generation Challenged by Eve's Simulator," in IEEE Journal of Oceanic Engineering, vol. 50, no. 2, pp. 489-506, April 2025.
     
     
  3. S. Colonnese, G. Scarano, M. Marra, P. P. Markopoulos, and D. A. Pados, “Joint analysis and segmentation of time-varying data with outliers,”�� Signal Processing (Elsevier), vol. 145, pp. 1-15, Feb. 2024.
     
     
  4. S. Naderi, D. A. Pados, G. Sklivanitis, E. S. Bentley, J. Suprenant, and M. J. Medley, “Self-optimizing near and far-field MIMO transmit waveforms, ”�� IEEE Journal Select. Areas Comm., Special Issue on EM Signal and Info. Theory for Comm., pp. 1-10, Apr. 2024.
     
     
  5. S. Yildirim, K. Pelekanakis, G. Sklivanitis, D. A. Pados, P. Paglierani, R. Petroccia, J. Alves, F. Molfese, and F. Cuomo, “Secret underwater acoustic key generation challenged by Eve's simulator, ”�� IEEE Journal of Oceanic Engineering, pp. 1-18, Aug. 2023.
     
     
  6. M. Kulhandjian, H. Kulhandjian, C. D’Amours, H. Yanikomeroglu, D. A. Pados, and G. Khachatrian, “Low-complexity decoder for overloaded uniquely decodable synchronous CDMA, ”�� IEEE Access, vol. 10, pp. 46255-46275, May 2022.
     
     
  7. S. Colonnese, P. P. Markopoulos, G. Scarano, and D. A. Pados, F“FT calculation of the L1-norm principal component of a data matrix, ”�� Signal Processing (Elsevier), vol. 189, pp. 1-9, Dec. 2021.
     
     
  8. H. Kamrani, A. Zolghadrasli, P. P. Markopoulos, M. Langberg, D. A. Pados, and G. N. Karystinos, “Reduced-rank L1-norm principal-component analysis with performance guarantees,”�� IEEE Transactions on Signal Processing, vol. 69, pp. 240-255, Jan. 2021.
     
     
  9. X. Zhong and H. He, "GrHDP solution for optimal consensus control of multi-agent discrete-time systems,"��IEEE Transactions on Systems, Man and Cybernetics: Systems, vol. 50, no. 7, pp. 2362-2374, July 2020.
     
     
  10. J. M. Jornet, Priyangshu Sen, D. A. Pados, S. N. Batalama, E. Einarsson, and J. P. Bird, “Ultra-broadband wireless communication at true Terahertz frequencies: Testbed, first experimental results and next steps,”�� Computer Networks (Elsevier), vol. 179, pp. 1-31, Jun. 2020.
      
      
  11. Z. Wan, C. Jiang, M. Fahad, Z. Ni, Y. Guo, and H. He, "Robot-assisted pedestrian regulation based on deep reinforcement learning,"��IEEE Transactions on Cybernetics, vol. 50, no. 4, pp. 1669-1682, Apr. 2020.
      
      
  12. P. Paudyal, P. Munankarmi, Z. Ni, and T. Hansen, "A hierarchical control framework with a novel bidding scheme for residential community energy optimization,"��IEEE Transactions on Smart Grid , vol. 11, no. 1, pp. 710-719, Jan. 2020.
      
      
  13. A. Das and Z. Ni, "A novel fitted rolling horizon control approach for real-time policy making in microgrid,"��IEEE Transactions on Smart Grid, vol. 11, no. 4, pp. 3535 - 3544, July 2020.
      
      
  14. Ying Liu, K. Tountas, D. A Pados, S. N. Batalama, and M. J. Medley, ‘‘L1-subspace tracking for streaming data,” ��Pattern Recognition (Elsevier), vol. 97, pp. 1-13, Jan. 2020.
      
      
  15. R. Haq and Z. Ni, "A new hybrid model for short-term electricity load forecasting,"��IEEE Access,��vol. 7, no. 1, pp. 125413 - 125423, Dec. 2019.
      
      
  16. S. Paul, Z. Ni, and C. Mu, "A learning based solution for an adversarial repeated game in cyber-physical power systems,"��IEEE Transactions on Neural Networks and Learning Systems , vol. 31, no. 11, pp. 4512 - 4523, Nov. 2020.
      
      
  17. Z. Ni and S. Paul, "A multi-stage game in smart grid security: A reinforcement learning solution,"��IEEE Trans. on Neural Networks and Learning Systems,��vol. 30 , no. 9, pp. 2684-2695, Sept. 2019. (Featured on Research Frontier of IEEE CIS Newsletter, Issue 82, Nov. 2019).
      
      
  18. Z. Ni, N. Malla, and X. Zhong, "Prioritizing useful experience replay for heuristic dynamic programming-based learning systems," ��IEEE Transactions on Cybernetics, vol. 49, no. 11, pp. 3911 - 3922, Nov. 2019.
      
      
  19. C. Mu, K. Wang, Z. Ni, and C. Sun, "Cooperative differential game-based optimal control and its application to power systems,"��IEEE Transactions on Industrial Informatics, vol.16, no. 8, pp. 5169 - 5179, Aug. 2020.
      
      
  20. C. Jiang, Z. Ni, Y. Guo, and H. He, "Pedestrian flow optimization to reduce the risk of crowd disasters through human-robot interaction,"��IEEE Trans. on Emerging Topics in Computational Intelligence, vol. 4, no. 3, pp. 298 - 311, June 2020.
      
      
  21. P. P. Markopoulos, N. Tsagkarakis, D. A. Pados, and G. N Karystinos, ‘‘Realified L1-PCA for direction-of-arrival estimation: Theory and algorithms,”�� EURASIP Journal on Advances in Signal Processing, vol. 30, pp. 1-16, Jun. 2019.
      
      
  22. D. Wang and X. Zhong, "Advanced policy learning near-optimal regulation,"��IEEE/CAA Journal of Automatica Sinica, vol. 6, no. 3, pp. 743-749, 2019.
      
      
  23. S. K. Saha, Y. Ghasempour, M. K. Haider, T. Siddiqui, P. DeMelo, N. Somanchi, L. Zakrajsek, A. Singh, O. Torres, D. Uvaydov, J. Jornet, E. Knightly, D. Koutsonikolas, D. A. Pados, Z. Sun, and N. Thawdar, “X60: A programmable testbed for wideband 60 GHz WLANs with phased arrays,”�� Computer Commun. (Elsevier), vol. 133, pp. 77-88, Jan. 2019.
      
      
  24. M. S. Pour, E. Bou-Harb, K. Varma, N. Neshenko, D. A. Pados, and Kim-Kwang R. Choo, ‘‘Comprehending the IoT cyber threat landscape: A data dimensionality reduction technique to infer and characterize internet-scale IoT probing campaigns,” Digital Investigation (Elsevier), vol. 28, pp. S40-S49, Jan. 2019.
      
      
  25. Y. Liu, D. A. Pados, Joohee Kim, and Chen Zhang, ‘‘Reconstruction of compressed-sensed multiview video with disparity and motion compensated total-variation minimization,’’��IEEE Transactions on Circuits and Systems for Video Technology, vol. 28, pp. 1288-1302, Jun. 2018.
      
      
  26. N. Tsagkarakis, P. P. Markopoulos, G. Sklivanitis and D. A. Pados, “L1-norm principal-component analysis of complex data,”��IEEE Transactions on Signal Processing, vol. 66, no. 12, pp. 3256-3267, Jun. 2018.
      
      
  27. G. Sklivanitis, A. Gannon, K. Tountas, D. A. Pados, S. N. Batalama, S. Reichhart, M. Medley, N. Thawdar, U. Lee, J. Matyjas, S. Pudlewski, A. Drozd, A. Amanna, F. Latus, Z. Goldsmith, D. Diaz “Airborne cognitive networking: Design, development, and deployment,”�� IEEE Access, special issue on Networks of Unmanned Aerial Vehicles: Wireless Communications, Applications, Control and Modeling, vol. 6, pp. 47217-47239, Jun. 2018.
      
      
  28. E. Demirors, G. Sklivanitis, G. E. Santagati, T. Melodia, and S. N. Batalama, “A high-rate software-defined underwater acoustic modem with real-time adaptation capabilities,”�� IEEE Access, special issue on Underwater Wireless Communications and Networking, vol. 6, pp. 18602-18615, Mar. 2018.
      
      
  29. P. P. Markopoulos, S. Kundu, S. Chamadia and D. A. Pados, “Efficient L1-Norm principal-component analysis via bit flipping,”��IEEE Transactions on Signal Processing, vol. 65, no. 16, pp. 4252-4264, Aug. 2017.
      
      
• Select Conference Articles (2017-present)
  1. G. Sklivanitis, P. P. Markopoulos, D. A. Pados, and R. Diamant, "Robust graph localization for underwater acoustic networks," in Proc.��UCOMMS’21, NATO STO Center for Maritime Research and Experim., La Spezia, Italy, Aug. 31-Sep. 2, 2021.
     
     
  2. K. Varma, L. Nyman, K. Tountas, G. Sklivanitis, A. Nayak, and D. A. Pados, "Autonomous plankton classification from r �� econstructed holographic imagery by�� �� L �� 1 �� -PCA-assisted convolutional neural networks," in Proc. MTS/IEEE OCEANS, ��Biloxi, MS and Singapore, Oct. 2020.
     
     
  3. X. Zhong, and H. He, "Event-triggered Multi-agent Optimal Regulation Using Adaptive Dynamic Programming" in��Proc. International Joint Conference on Neural Networks, Glasgow, UK, July 2020.
     
     
  4. C. Bailey, S. Chamadia, and D. A. Pados, "An alternative signature design using L1 principal components for spread-spectrum steganography," in�� Proc. IEEE ICASSP 2020 (International Conf. on Acoust., Speech, and Signal Proc.), Barcelona, Spain, May 2020, pp. 2693-2696.
     
     
  5. G. Sklivanitis, K. Tountas, N. Tsagkarakis, D. A. Pados, and S. N. Batalama, "Optimal joint channel estimation and data detection by L1-norm PCA for streetscape IoT," in�� Proc. IEEE ICASSP 2020 (International Conf. on Acoust., Speech, and Signal Proc.), Barcelona, Spain, May 2020, pp. 9051-9054.
     
     
  6. G. Gallone, K. Varma, D. A. Pados, and S. Colonnese, "Detection of change by L1-norm principal-component analysis," in�� Proc. SPIE, Defense + Commercial Sensing, Big Data II: Learning, Analytics, and Applications Conf., Anaheim, CA, Apr. 2020, pp. 1-7.
     
     
  7. K. Tountas, G. Sklivanitis, D. A. Pados, and M. J. Medley, "Tensor data conformity evaluation for interference-resistant localization," in�� Proc. IEEE Asilomar Conf. on Signals, Systems, and Computers, Pacific Grove, CA, USA, Nov. 2019 pp. 1582-1586.
     
     
  8. K. Tountas, D. Chachlakis, P. P. Markopoulos, and D. A. Pados, "Iterative re-weighted L1-PCA of tensor data," in��Proc. Asilomar Conf. on Signals, Systems, and Computers,��Pacific Grove, CA, Nov. 2019, pp. 1658-1661.
     
     
  9. K. Tountas, G. Sklivanitis, and D. Pados, "Beacon-assisted underwater localization by L1-norm space-time tensor subspaces," in��Proc. MTS/IEEE OCEANS, Seattle, WA, Oct. 2019.
     
     
  10. G. Sklivanitis, Y. Li, B. Ouyang, J. Thomas, T. Su, D. Pados, "Design and experimental evaluation of an active underwater inflatable co-prime sonar array (UICSA)," in��Proc. IEEE MTS/OCEANS, Seattle, WA, Oct. 2019.
      
      
  11. G. Orru, T. Cattai, S. Colonnese, G. Scarano, F. De Vico Fallani, P. P. Markopoulos, and D. A. Pados, "Deep L1-PCA of time-variant data with application to brain connectivity measurements," in�� Proc. 27th European Signal Processing Conference (EUSIPCO), A Coruña, Spain, Sept. 2019, pp. 1-5.
      
      
  12. G. Sklivanitis, G. Real, and D. A. Pados, "Robust direction finding in the fluctuating oceans by complex L1-norm principal component analysis," in��Proc. Intern. Conference and Exhibition on Underwater Acoustics, Hersonissos, Greece, July 2019.
      
      
  13. K. Tountas, G. Sklivanitis, and D. A. Pados, "Dynamic joint PHY-MAC waveform design for IoT connectivity," in��Proc. IEEE ICASSP 2019 (International Conf. on Acoust., Speech, and Signal Proc.), Brighton, UK, May 2019, pp. 8399-8403.
      
      
  14. D. Xie and X. Zhong, "Deep Deterministic Policy Gradients with Transfer Learning Framework in StarCraft Micromanagement", in��Proc. IEEE International Conference on Electro/Information Technology, Brookings, SD, May 2019.
      
      
  15. D. Xie, X. Zhong, Q. Yang, and Y. Huang, "Comprehensive Cooperative Deep Deterministic Policy Gradients for Multi-Agent Systems in Unstable Environment", in��Proc. SPIE, Baltimore, MD, Apr. 2019.
      
      
  16. K. Tountas, D. A. Pados, and M. J. Medley, "Conformity evaluation and L1-norm principal-component analysis of tensor data," in��Proc. SPIE, Defense + Commercial Sensing, Big Data: Learning, Analytics, and Applications Conf., Baltimore, MD, Apr. 2019, vol. 10989, pp. 1-11.
      
      
  17. M. K. Kulhandjian, H. K. Kulhandjian, Claude D’Amours, and D. A. Pados, "Digital recording system identification based on blind deconvolution," in�� Proc. 2019 Wireless Telecomm. Symposium (WTS), New York, NY, Apr. 2019, pp. 1-8.
      
      
  18. E. G. M. Verzegnassi, K. Tountas, D. A. Pados, and F. Cuomo, "Data conformity evaluation: A novel approach for IoT security," in�� Proc. 2019 IEEE 5th World Forum on Internet of Things (WF-IoT), Limerick, Ireland, Apr. 2019, pp. 842-846.
      
      
  19. K. Tountas, G. Sklivanitis, and D. A. Pados, "Directional space-time waveform design for interference-avoiding MIMO configurations," in��Proc. IEEE International Workshop on Antenna Technology (iWAT), Miami, FL, USA, Mar. 2019.
      
      
  20. K. Tountas, G. Sklivanitis, D. A. Pados, and S. N. Batalama, "All-spectrum digital waveform design via bit flipping," in��Proc. IEEE Global Communications Conference (GLOBECOM), Abu Dhabi, UAE, Dec. 2018.
      
      
  21. Gannon, G. Sklivanitis, P. P. Markopoulos, D. A. Pados, S. N. Batalama, "Semi-blind signal recovery in impulsive noise with L1-norm PCA," in��Proc. IEEE Asilomar Conf. on Signals, Systems, and Computers, Pacific Grove, CA, Nov. 2018.
      
      
  22. G. Sklivanitis, J. Ashdown, K. Tountas, and D. A. Pados, "Sparse waveform design for secure LPD/LPI underwater acoustic communications," in��Proc. MTS/IEEE OCEANS, Charleston, SC, Oct. 2018.
      
      
  23. A. Gannon, S. Balakrishnan, G. Sklivanitis, D. A. Pados, and S. N. Batalama, "Short data record filtering for adaptive underwater acoustic communications," in��Proc. 10th IEEE Sensor Array and Multichannel Signal Processing Workshop, Sheffield, UK, July 2018.
      
      
  24. Ying Liu and D. A. Pados, "Conformity evaluation of data samples by L1-norm principal-component analysis," in��Proc. SPIE, Commercial + Scientific Sensing and Imaging Symp., Compressive Sensing Conf., Orlando, FL, Apr. 2018, vol. 10658, pp. 1-9.
      
      
  25. G. Sklivanitis, K. Tountas, D. A. Pados, and S. N. Batalama, "Small-sample-support channel estimation for massive MIMO systems," in�� Proc. IEEE ICASSP 2018 (International Conf. on Acoust., Speech, and Signal Proc.), Calgary, AB, Canada, Apr. 2018, pp. 3904-3908.
      
      
  26. C. Bailey and D. A. Pados, "Blind modulation detection via staged GLRT," in Proc. SPIE, Defense + Security, Orlando, FL, Apr. 2018, vol. 10646, pp. 1-8.
      
      
  27. S. Chamadia and D. A. Pados, "Computational advances in sparse L1-norm principal-component analysis of multi-dimensional data," in��Proc. 7th��IEEE��Intern. Workshop on Computational Advances in Multi-Sensor Adaptive Processing (CAMSAP), Curacao, Dec. 2017, pp. 1-4.
      
      
  28. S. Huang, G. Sklivanitis, D. A. Pados, and S. N. Batalama, "Underwater acoustic communications using quasi-orthogonal chirps," in��Proc. IEEE Asilomar Conf. on Signals, Systems, and Computers, Pacific Grove, CA, pp. 1749-1753, Nov. 2017.
      
      
  29. Y. Liu, D. A. Pados, S. N. Batalama and M. J. Medley, "Iterative re-weighted L1-norm principal-component analysis," in��Proc. Asilomar Conf. on Signals, Systems, and Computers, Pacific Grove, CA, pp. 425-429, Nov. 2017.
      
      
  30. S. K. Saha, Y. Ghasempour, M. K. Haider, T. Siddiqui, P. DeMelo, N. Somanchi, L. Zakrajsek, Arjun Singh, O. Torres, D. Uvaydov, J. M. Jornet, E. Knightly, D. Koutsonikolas, D. A. Pados, and Zhi Sun, "X60: A programmable testbed for wideband 60 GHz WLANs with phased arrays," in ��Proc. ACM WiNTECH, Snowbird, UT, Oct. 20, 2017, pp. 1-8.
      
      
  31. N. Thawdar, Ulysses Lee, Weifeng Su, and D. A. Pados, "Differential amplify-and-forward cooperative relaying in a software-defined radio testbed with an aerial relay node," in�� Proc. IEEE MILCOM, Baltimore, MD, Oct. 2017, pp. 348-353.
      
      
  32. Ying Liu, D. A. Pados, S. N. Batalama, and M. J. Medley, "Iterative re-weighted L1-norm principal-component analysis," in�� Proc. Asilomar Conf. on Signals, Systems, and Computers, Pacific Grove, CA, Oct. 2017, pp. 425-429.
      
      
  33. S. Chamadia and D. A. Pados, "Outlier processing via L1-principal subspaces," in�� Proc. 30th Intern. FLAIRS Conf., Marco Island, FL, May 2017, pp. 508-513.
      
      
  34. L. Zakrajsek, D. A. Pados, and J. Jornet, "Design and performance analysis of ultra-massive multi-carrier multiple input multiple output communication in the Terahertz band," in�� Proc. SPIE, Commercial + Scientific Sensing and Imaging Symp., Image Sensing Technologies: Materials, Devices, Systems, and Applic. Conf., Anaheim, CA, Apr. 2017, vol. 10209, pp. 102090A-1-102090A-11.
      
      
  35. P. P. Markopoulos, D. A. Pados, G. N. Karystinos, and M. Langberg, "L1-norm principal-component analysis in L2-norm-reduced-rank data subspaces," in ��Proc. SPIE, Commercial + Scientific Sensing and Imaging Symp., Compressive Sensing Conf., Anaheim, CA, Apr. 2017, vol. 10211, pp. 1021104_1-1021104_10.
      
      
  36. G. Sklivanitis, P. P. Markopoulos, S. N. Batalama, and D. A. Pados, "Adaptive sparse-binary waveform design for all-spectrum channelization," in�� Proc. SPIE, Commercial + Scientific Sensing and Imaging Symp., Compressive Sensing Conf., Anaheim, CA, Apr. 2017, vol. 10211, pp. 102110B_1-102110B_12.
      
      
  37. S. Chamadia and D. A. Pados, "Optimal sparse L1-norm principal-component analysis," in�� Proc. IEEE ICASSP 2017 (International Conf. on Acoust., Speech, and Signal Proc.), New Orleans, LA, Mar. 2017, pp. 2686-2690.
      
      
  38. G. Sklivanitis, P. P. Markopoulos, S. N. Batalama, and D. A. Pados, "Sparse waveform design for all-spectrum channelization," in�� Proc. IEEE ICASSP 2017 (International Conf. on Acoust., Speech, and Signal Proc.), New Orleans, LA, Mar. 2017, pp. 3764-3768.
      
      
• Other Conference Presentations (2017-present)
  • D. A. Pados, "Autonomous localization, channelization, and networking,"��Keynote Address in 1st IEEE WoWMoM Workshop on Wireless Networking, Planning, and Computing for UAV Swarms,��Washington DC, USA, Jun. 2019.
    
    
  • K. Tountas, G. Sklivanitis, D. A. Pados, "Infrastructure-less 3D localization of autonomous underwater vehicles,"��in��AUVSI Xponential, All things Unmanned,��Chicago, IL, Apr. 2019.