Dr. Nikolaos V. Boulgouris,  SMIEEE, FHEA
Reader

Department of Electronic and Electrical Engineering
College of Engineering, Design, and Physical Sciences
Brunel University of London
United Kingdom

Tel: +44 (0) 1895267629

Publications

Note regarding Brunel University of London and the China Scholarship Council PhD Scholarship 2025/26.
The scholarship program offers academically outstanding Chinese students the opportunity to pursue a PhD at Brunel University of London. The scholarships are jointly supported by the China Scholarship Council (CSC) and Brunel University of London.
If you believe you are eligible to apply, and you are looking for a PhD supervisor from Brunel, please do not hesitate to write to me (please use "CSC PhD supervision" on the subject line of your email).
More information about the program is available at:
https://www.brunel.ac.uk/scholarships/brunel-university-of-london-and-the-china-scholarship-council-phd-scholarship-202526
Other prospective PhD students can contact me by e-mail by including "Prospective PhD student" in the subject line of their message. Please check some PhD funding opportunities here

Short Bio

Nikolaos V. Boulgouris is a Reader (Associate Professor) with the Department of Electronic and Electrical Engineering of Brunel University London. From 2004 to 2010 he was an academic member of staff with King's College London, and before that he was a researcher with the Department of Electrical and Computer Engineering of the University of Toronto, Canada. He has published more than 100 papers in international journals and conferences (Google scholar search) and he has participated in numerous national and international research consortia.

Dr. Boulgouris served as Technical Program Chair for the 2018 IEEE International Conference on Image Processing (ICIP). He served as Senior Area Editor for the IEEE Transactions on Image Processing and as Associate Editor for the IEEE Transactions on Circuits and Systems for Video Technology, from which he received the 2017 Best Associate Editor Award. He also served as Associate Editor for the IEEE Transactions on Image Processing, and the IEEE Signal Processing Letters. He was co-editor of the book Biometrics: Theory, Methods, and Applications, which was published by Wiley - IEEE Press Series on Computational Intelligence, and guest co-editor for two journal special issues. He served as an elected member of the IEEE Multimedia Signal Processing Technical Committee (MMSP - TC) and the IEEE Image, Video, and Multidimensional Signal Processing Technical Committee (IVMSP - TC). Dr. Boulgouris is a Senior Member of the IEEE and a Fellow of the Higher Education Academy.  

Scientific Interests
  Artifical Intelligence
  Explainable Machine learning
  Large Language Models
  Signal/image sensing and learning
  Biometrics and biomedical signal analysis and recognition

Applications
  Deep neural networks
  Brain signal analysis
  Security and surveillance
  Visual gait analysis and recognition
  Non-destructive testing


Editorial Activities
  Senior Area Editor   IEEE Transactions on Image Processing, February 2016 - 2022.
  Associate Editor       IEEE Transactions on Circuits and Systems for Video Technology, Jan. 2016 - Dec. 2019.
  Associate Editor       IEEE Transactions on Image Processing, July 2015 - February 2016.
  Associate Editor       IEEE Transactions on Image Processing, June 2010 - June 2014.
  Associate Editor       IEEE Signal Processing Letters, March 2007- March 2011.
  Book Editor               Biometrics: Theory, Methods, and Applications, Wiley - IEEE, 2009.
  Guest Editor              EURASIP Journal on Image and Video Processing 2009.
  Guest Editor              EURASIP Journal on Applied Signal Processing 2008.

Professional Activities
  External Examiner    Imperial College London, UG courses (2019-2023).
  Elected member       IEEE MMSP Technical Committee (MMSP - TC), 2020 - 2022.
  Elected member       IEEE IVMSP Technical Committee (IVMSP - TC), 2014 - 2019.
  Member                     Full College, Engineering and Physical Sciences Research Council (EPSRC).
  Expert Evaluator     Engineering and Physical Sciences Research Council (EPSRC)
Commonwealth Scholarship Commission (CSC)
The Leverhulme Trust
Swiss National Science Foundation (SNSF)
National Research Foundation of Singapore (NRF)
Fonds Wetenschappelijk Onderzoek - Vlaanderen (FWO)
Hellenic Quality Assurance Agency (HQAA)
  External Examiner    University of West London, MSc course approval (2017).
  PhD Examiner           Over 30 PhD examinations in the UK and abroad.
  Tutorial Speaker       Visual Image Search and Visual Analytics (VISVA) Summer School, Singapore, 2016.
  Member                     IEEE TAB Committee on Biometrics, 2007-2009
  Panel member          Associate Editor Orientation session, IEEE ICASSP 2009.

Research grants
  1. European Commission/UKRI, ELOQUENCE, Horizon-CL4-2023-HUMAN-01-03: Natural Language Understanding and Interaction in Advanced Language Technologies (AI Data and Robotics Partnership), 2024-2026. (Co-I)
     
  2. D-Xpert: AI-Based Recommender System for Smart Energy Saving, Innovate UK, Accelerating trustworthy AI: Phase 2 Collaborative R&D, 2024, (Co-I).
     
  3. Brunel Research Interdisciplinary Lab award, Natural participatory online interactions, December 2022-June 2023, (Co-I)
     
  4. Action on Hearing Loss, Innovative techniques for precise atraumatic placement of cochlear implant, 1 October 2017 - 30 September 2020 (Co-I)
     
  5. TWI Limited, Improved structural integrity through enhanced electron beam monitoring, 1 February 2014 - 30 June 2015 (Co-I)
     
  6. TWI Limited, Development of novel guided wave technique to inspect and monitor large and complex structures (PhD Studentship), 1 November 2012 - 31 October 2015 (Co-I)
     
  7. TWI Limited, Advanced signal processing applied to imaging of large complex structures using guided ultrasound (PhD Studentship), 1 May 2012 - 30 April 2015 (PI)
     
  8. European Commission, ACTIBIO - unobtrusive authentication using activity related and soft biometrics, March 2008 - February 2011 (PI)
     

Conference Organizing Committee
  Workshop Co-organiser,    Integrating Image Processing with Large-Scale Language/Vision Models for Advanced Visual Understanding, (in IEEE ICIP2024).
  Keynote Chair,    IEEE Image, Video, and Multidimensional Signal Processing workshop, IVMSP 2022.
  Publications Chair,    IEEE International Conference on Acoustics, Speech, and Signal Processing, 2021.
  Panel Chair,    IEEE International Conference on Multimedia and Expo (ICME), 2020.
  Technical Program Chair,    IEEE International Conference on Image Processing, 2018.
  Technical Program Chair,    Digital Media Industry & Academic Forum DMIAF 2016.
  Technical Program Chair,    International Conference on Systems, Signals, and Image Processing, IWSSIP 2015.
  Keynote Chair,    IEEE Workshop on Multimedia Signal Processing, 2017.
  Workshop Chair,    Human Identification in Multimedia, HIM'17 (in conjunction with IEEE ICME2017).
  Publicity Chair,    3D True Vision Conference, 3DTV-CON 2017.
  Publicity Chair,    IEEE Visual Communications and Image Processing 2015.
  Special Sessions Chair,    Digital Signal Processing conference 2013
  Publicity Chair,    Digital Signal Processing conference, 2009.

Conference Technical Committee
  Area Chair
      IEEE International Conference on Image Processing 2011, 2014-2017, 2019-2024.
      IEEE International Conference on Automatic Face and Gesture Recognition 2023.
      IEEE International Conference on Acoustics, Speech, and Signal Processing 2015, 2016, 2017, 2019, 2020.
      European Signal Processing Conference, EUSIPCO 2011, 2008.
  Awards Committee member
      IEEE International Conference on Image Processing 2014, 2016, 2018, 2019.
  SP Grand Challenge committee member (Grand challenge on Hyperspectral Skin Vision )
      IEEE International Conference on Acoustics, Speech, and Signal Processing 2024.
  Technical program committee member for numerous major conferences, including:
      IEEE International Conference on Image Processing (2001-2023).
      IEEE International Conference on Acoustics, Speech, and Signal Processing (2011, 2013-2017, 2019-2021).

        EDITED BOOK

  1. N. V. Boulgouris, K. N. Plataniotis, E. Micheli-Tzanakou, editors, Biometrics: theory, methods, and applications, Wiley-IEEE Press, Series on Computational Intelligence.

Top

    JOURNAL PUBLICATIONS 

  1. M. Raia, T. Stogiannopoulos, N. Mitianoudis, N. V. Boulgouris, "Person Identification using Temporal Analysis of Facial Blood Flow," MDPI Electronics, 13(22), 2024. download
     
  2. N. Hafeez, N. Boulgouris, P. Begg, R. Irving, C. Coulson, H. Wu, H. Jia, X. Du, "Real-Time Insertion Depth Tracking of Cochlear Implant Electrode Array With Bipolar Complex Impedance and Machine Intelligence," IEEE Transactions on Medical Robotics and Bionics, 2024. download
     
  3. P. Wang, F. Su, Z. Zhao, Y. Zhao, and N. V. Boulgouris, "GAReID: Grouped and Attentive High-Order Representation Learning for Person Re-Identification," IEEE Trans. on Neural Networks and Learning Systems, 2022. download
     
  4. S. Datta and N. V. Boulgouris, "Recognition of Grammatical Class of Imagined Words from EEG Signals using Convolutional Neural Network," Neurocomputing, vol. 365, pp 301-309, November 2021. open access
     
  5. P. Wang, Z. Zhao, F. Su, X. Zu, and N. V. Boulgouris, "HOReID: Deep High-Order Mapping Enhances Pose Alignment for Person Re-Identification," IEEE Transactions on Image Processing, vol. 30, pp 2908 - 2922, 2021. download
     
  6. N. Hafeez, X. Du, N. Boulgouris, P. Begg, R. Irving, C. Coulson, G. Tourrel, "Real-Time Data-Driven Approach for Prediction and Correction of Electrode Array Trajectory in Cochlear Implantation," Applied Sciences, December 2021. download
     
  7. L. Hou, X. Du, N. Boulgouris, C. Coulson, R. Irving, P. Begg, P. Brett, "A Novel Capacitive Cochlear Implant Electrode Array Sensing System to Discriminate Failure Patterns," Otology & Neurotology, 42 (5), pp 713-720, 2021.
     
  8. L. Du, Z. Wang, L. Wang, Z. Zhao, F. Su, B. Zhuang, and N. V. Boulgouris, "Adaptive Visual Interaction based Multi-target Future State Prediction for Autonomous Driving Vehicles," IEEE Transactions on Vehicular Technology (Special Issue on Machine Learning-based Internet of Vehicles), vol. 68, no 5, pp 4249-4261, May 2019. download
     
  9. P. S. Lowe, R. Sanderson, N. V. Boulgouris, A. Haig, and W. Balachandran, "Inspection of cylindrical structures using the first longitudinal guided wave mode in isolation for higher flaw sensitivity", IEEE Sensors, vol 16, no 3, pp 706-714, February 2016. open access
     
  10. A. Kitsikidis, N. V. Boulgouris, K. Dimitropoulos, and N. Grammalidis, "Unsupervised Dance Motion Patterns Classification from Fused Skeletal Data using Exemplar-based HMMs", International Journal of Heritage in the Digital Era, vol. 4, no 2, pp 209-220, 2015.
     
  11. S. Fateri, P. S. Lowe, B. Engineer, N. V. Boulgouris, "Investigation of ultrasonic guided waves interacting with piezoelectric transducers", IEEE Sensors, vol 15, no 8, pp 4319-4328, August 2015. open access
     
  12. S. Fateri, N. V. Boulgouris, A. Wilkinson, W. Balachandran, and T.-H. Gan, "Frequency-sweep examination for wave mode identification in multimodal ultrasonic guided wave signal", IEEE Trans.on Ultrasonics, Ferroelectrics, and Frequency Control, vol 61, no 9, pp 1515-1524, September 2014. open access
     
  13. N. V. Boulgouris and X. Huang, "Gait recognition using HMMs and dual discriminative observations for sub-dynamics analysis", IEEE Trans. Image Processing, vol 22, no 9, pp 3636-3647, September 2013. download
     
  14. N. Thomos, N. V. Boulgouris and S.-H. Chang, "Comments on ``Iterative channel decoding of FEC-based multiple-description codes"", IEEE Trans. Image Processing, Vol. 22, no 11, November 2013. download
     
  15. X. Huang and N. V. Boulgouris, "Gait recognition with shifted energy image and structural feature extraction", IEEE Trans. Image Processing, vol. 21, no 4, pp. 2256-2268, April 2012. download
     
  16. J. Hu and N. V. Boulgouris, "Visual recognition of event and activities based on momentum of motion energy mass", Applied Artificial Intelligence, vol. 26, pp. 81-96, Feb. 2012.
     
  17. S. Memon, N. Manivannan, A. Noor, W. Balachadran, and N. V. Boulgouris, "Fingerprint Sensors: Liveness Detection Issue and Hardware based Solutions", Sensors & Transducers Journal, Vol. 136, Issue 1, pp. 35-49, January 2012.
     
  18. J. Hu and N. V. Boulgouris, "Fast human activity recognition based on structure and motion", Pattern Recognition Letters, Volume 32, Issue 14, pp. 1814-1821, October 2011. download
     
  19. X. Huang and N. V. Boulgouris, "Gait recognition based on multiple views", EURASIP Journal on Advances on Signal Processing, 2008.
     
  20. N. V. Boulgouris and Z. X. Chi, "Human gait recognition based on matching of body components", Pattern Recognition, Vol. 40, No 6, pp. 1763-1770, June 2007. download
     
  21. N. V. Boulgouris and Z. X. Chi, "Gait Recognition Using Radon Transform and Linear Discriminant Analysis," IEEE Transactions on Image Processing, vol. 16, no 3, pp. 731-740, 2007. download
     
  22. N. Thomos, S. Argyropoulos, N. V. Boulgouris, and M. G. Strintzis, "Robust transmission of H.264 streams using adaptive group slicing and unequal error protection", EURASIP Journal on Applied Signal Processing, 2006.
     
  23. N. Thomos, N. V. Boulgouris, and M. G. Strintzis, "Product code optimization for determinate state LDPC decoding in robust image transmission", IEEE Trans. Image Processing, August 2006. download
     
  24. A. Giannoula, N. V. Boulgouris, D. Hatzinakos, and K. N. Plataniotis, "Watermark Detection for interpolated noisy images", IEEE Trans. Circuits and Systems II, Vol. 53, No 5, May 2006.download
     
  25. N. V. Boulgouris, K. N. Plataniotis, D. Hatzinakos, "Gait recognition using linear time normalization", ELSEVIER Pattern Recognition, Vol. 39, pp. 969-979, May 2006. download
     
  26. N. V. Boulgouris, K. E. Zachariadis, A. Kanlis, and M. G. Strintzis, "Multiple Description Wavelet Coding of Layered Video Using Optimal Redundancy Allocation", EURASIP Journal on Applied Signal Processing, Vol. 2006, pp. 1-19.
     
  27. N. Thomos, N. V. Boulgouris, and M. G. Strintzis, "Optimized transmission of JPEG2000 streams over wireless channels", IEEE Trans. Image Processing , Vol. 15, No 1, pp. 54-67, January 2006. download  
     
  28. N. V. Boulgouris, D. Hatzinakos, and K. N. Plataniotis, "Gait recognition: a challenging signal processing technology for biometric identification.", IEEE Signal Processing Magazine, Vol. 22, No 6, pp. 78-90, November 2005. download
     
  29. N. Thomos, N. V. Boulgouris, and M. G. Strintzis, "Wireless image transmission using turbo codes and optimal unequal error protection", IEEE Trans. Image Processing , Vol. 14, No 11, pp. 1890-1901, November 2005. download
     
  30. D. Simitopoulos, S. A. Tsaftaris, N. V. Boulgouris, A. Briassouli, and M. G. Strintzis, "Fast watermarking of MPEG-1/2 streams using compressed-domain perceptual embedding and a generalized correlator detector", EURASIP Journal on Applied Signal Processing, Vol. 2004:8, pp 1088-1106, July 2004. download
     
  31. B. Mezaris, I. Kompatsiaris, N. V. Boulgouris, M. G. Strintzis, "Real-time compressed-domain spatiotemporal segmentation and ontologies for video indexing and retrieval", IEEE Trans. Circuits and Systems for Video Technology, Vol. 14, No 5, May 2004. download
     
  32. N. V. Boulgouris, N. Thomos, and M. G. Strintzis, "Transmission of images over noisy channels using error-resilient wavelet coding and forward error correction", IEEE Transactions on Circuits and Systems for Video Technology, Vol 13, No 12, pp. 1170-1181, Dec. 2003.  download
     
  33. N. V. Boulgouris and M. G. Strintzis, "A Family of Wavelet-based Stereo Image Coders", IEEE Transactions on Circuits and Systems for Video Technology, Vol. 12, No 10, pp 898-903, October 2002.  download
     
  34. N. V. Boulgouris, I. Kompatsiaris, V. Mezaris, D. Simitopoulos, M. G. Strintzis, "Segmentation and Content-based Watermarking for Color Image and Image Region Indexing and Retrieval", EURASIP Journal on Applied Signal Processing, pp 420-433, April 2002.   download
     
  35. M. G. Strintzis and N. V. Boulgouris, "Construction Of Optimal Subband Coders Using Optimized and Optimal Quantizers", IEEE Transactions on Image Processing, Vol. 11, No 3, pp 234-242, March 2002. download
     
  36. D. Tzovaras, N. V. Boulgouris, K. Argyraki, and M. G. Strintzis, "Rate-distortion Optimal Fast Thresholding for MPEG-2 Image Sequence Coding", European Transactions on Telecommunications, Vol. 12, No 3, pp 189-195, May/June 2001. 
     
  37. N. V. Boulgouris, D. Tzovaras, and M. G. Strintzis, "Lossless Image Compression Based on Optimal Prediction, Adaptive Lifting and Conditional Arithmetic Coding", IEEE Transactions on Image Processing, Vol. 10, No 1, pp 1-14, January 2001.  download  
     
  38. N. V. Boulgouris and M. G. Strintzis, "Optimal Progressive and Lossless Image Coding Using Reduced Pyramids with Variable Decimation Ratios", IEEE Transactions on Image Processing, Vol 9, No 12, pp 2117-2123, December 2000. download  
     
  39. N. V. Boulgouris and M. G. Strintzis, "Orientation Sensitive Interpolative Pyramids for Lossless and Progressive Image Coding", IEEE Transactions on Image Processing , Vol 9, No 4, pp 710-715, April 2000. download
     

    FEATURE ARTICLE

  1. N. Nikolaidis, N. V. Boulgouris, L. P. Kondi, and C. Nikou,"Images of the Athenian Sun: Highlights From ICIP 2018 in Greece", IEEE Signal Processing Magazine, vol 36, no 3, pp 103-105, May 2019. download

Top

    CONFERENCE PUBLICATIONS 

  1. P. C.Ng, Z. Chi, M. Low, J. Lu, K. N. Plataniotis, N. V. Boulgouris, T. Bourlai, Y. M. Ro, "Hyperspectral skin vision challenge: can your camera see beyond your skin?", IEEE Intl. Conference on Acoustics Speech and Signal Processing, Seul, Korea, April 2024.
     
  2. K. Gkentsidis, T. Pistola, N. Mitianoudis, and N. V. Boulgouris, "Deep Person Identification Using Spatiotemporal Facial Motion Amplification", IEEE International Conference on Image Processing, Abu Dhabi, UAE, October 2020.
     
  3. T. Pistola, A. Papadopoulos, N. Mitianoudis, and N. V. Boulgouris, "Biometric Identification using Facial Motion Amplification", IEEE International Conference on Image Processing, Taipei, Taiwan, September 2019.
     
  4. Y. Huang, M. R. Swash, and N. V. Boulgouris, "Glasses-free LED holoscopic 3D wall with effective pixel mapping", IEEE International Conference on Image Processing, Taipei, Taiwan, September 2019.
     
  5. L. Hou, X. Du, and N. V. Boulgouris, "A Novel Sensing System for Robotic Cochlear Implants Electrode Array Placement", 2018 IEEE International Conference on Biomedical Robotics and Biomechatronics, August 2018.
     
  6. H. Ozen, N. V. Boulgouris, and R. Swash, "Gait Recognition Based on 3D Holoscopic Gait Energy Image", International Conference on 3D Immersion, IC3D2017, Brussels, December 2017.
     
  7. J. Broulim, V. Georgiev, N. V. Boulgouris, "On fast exhaustive search of the minimum distance of linear block codes" IEEE International Congress on Ultra Modern Telecommunications and Control Systems and Workshops (ICUMT), 2016.
     
  8. T. Kounalakis, N. V. Boulgouris, and G. A. Triantafyllidis, "Content-adaptive pyramid representation for 3D object classification", IEEE International Conference on Image Processing, Phoenix, September 2016.
     
  9. A. Kitsikidis, N. V. Boulgouris, K. Dimitropoulos, and N. Grammalidis, "Unsupervised dance motion patterns classification from fused skeletal data using exemplar-based HMMs", EuroMed, Lemessos, Cyprus, November, 2014.
     
  10. T. Kounalakis and N. V. Boulgouris, "Image classification of 2D and 3D images using pyramid scale decision voting", IEEE International Conference on Image Processing, Paris, France, October 2014. download
     
  11. W. W. Guo, W. Hu, N. V. Boulgouris, and I. Patras, "Semi-Supervised visual recognition with constrained graph regularized non Negative matrix factorization", IEEE International Conference on Image Processing, Melbourne, Australia, September 2013. download
     
  12. E. Kafetzakis, E. Panaousis, N. V. Boulgouris, and A. Kourtis, "Secure Communications for Mobile Verification Platforms", International Symposium on Wireless Communication System, Aug. 2013.
     
  13. T. Kounalakis and N. V. Boulgouris, "Sparsity-based classification using texture and depth", Intl. Conference on Digital Signal Processing, DSP 2013, Santorini, Greece, July 2013.
     
  14. X. Huang, N. V. Boulgouris, "Gait recognition using Linear Discriminant Analysis with Artificial Walking Conditions", IEEE Intl. Conference on Image Processing, Hong Kong, Sept 2010. download
     
  15. X. Huang, N. V. Boulgouris, "Gait recognition for random walking patterns and variable body postures", IEEE Intl. Conference on Acoustics Speech and Signal Processing, Dallas, March 2010. download
     
  16. X. Huang, N. V. Boulgouris, and A. Georgakis, "Gait recognition based on time-frequency analysis", International Conference on Digital Signal Processing, Santorini, Greece, July 2009.
     
  17. X. Huang and N. V. Boulgouris, "Model-based Human Gait Recognition Using Fusion of Features", IEEE Intl. Conference on Acoustics Speech and Signal Processing, Taipei, April 2009. download
     
  18. X. Huang and N. V. Boulgouris, "Gait recognition using multiple views", IEEE Intl. Conference on Acoustics Speech and Signal Processing, Las Vegas, March 2008. download
     
  19. S. Argyropoulos, N. Thomos, N. V. Boulgouris, and M. G. Strintzis, "Adaptive Frame Interpolation for Wyner-Ziv Coding", IEEE International Workshop on Multimedia Signal Processing, Crete, Greece, October 2007. download
     
  20. X. Huang and N. V. Boulgouris, "Robust object segmentation using adaptive thresholding", IEEE Intl. Conference on Image Processing, San Antonio, September 2007.
      download
     
  21. N. V. Boulgouris and Z. X. Chi, "Gait recognition based on human body components", IEEE Intl. Conference on Image Processing, San Antonio, September 2007. download
     
  22. V. Mezaris, N. V. Boulgouris, and Y. Kompatsiaris, "Knowledge-Assisted Video Analysis for Content-Adaptive Coding and Transmission", SAMT 2006, Athens, Greece, December 2006.
     
  23. N. V. Boulgouris and Z. X. Chi, "Gait representation and recognition based on Radon transform", IEEE International Conference on Image Processing, Atlanta, October 2006.
     
  24. N. Thomos, N. V. Boulgouris, and M. G. Strintzis, "Robust Image Transmission Based on Product-Code Optimization for Determinate State LDPC Decoding", IEEE International Conference on Image Processing, Atlanta, October 2006.
     
  25. N. Thomos, S. Argyropoulos, N. V. Boulgouris, and M. G. Strintzis, "Robust transmission of H.264/AVC video using adaptive slice grouping and unequal error protection", IEEE International Conference on Multimedia and Expo, Toronto, Canada, July 2006.
     
  26. N. Thomos, S. Argyropoulos, N. V. Boulgouris, and M. G. Strintzis, "Error-resilient transmission of H.264/AVC streams using Flexible Macrblock Ordering," proc. of European Workshop on the Integration of Knowledge, Semantics and Digital Media Technology (EWIMT 2005), London, UK, November 2005.
     
  27. N. V. Boulgouris, K. N. Plataniotis, and D. Hatzinakos, "An Angular Transform of gait sequences for Gait Assisted Recognition", IEEE International Conference on Image Processing, Singapore, Oct. 2004. download
     
  28. N. V. Boulgouris, K. Zachariadis, A. Kanlis, and M. G. Strintzis, "Multiple description wavelet coding of layered video", IEEE International Conference on Image Processing, Singapore, Oct. 2004. download
     
  29. N. Thomos, N. V. Boulgouris, and M. G. Strintzis, "Wireless transmission of images using JPEG2000", IEEE International Conference on Image Processing, Singapore, Oct. 2004. download
     
  30. A. Giannoula, N. V. Boulgouris, and D. Hatzinakos, "Optimal watermark detection on interpolated images under noise ", IEEE International Conference on Image Processing, Singapore, Oct. 2004.
     
  31. N. V. Boulgouris, K. N. Plataniotis, and D. Hatzinakos, "Gait Recognition Using Dynamic Time Warping", IEEE International Workshop on Multimedia Signal Processing, Sienna, Italy, September 2004.
     
  32. N. V. Boulgouris, K. N. Plataniotis, and D. Hatzinakos, "Gait analysis and recognition using image transforms", IEEE Canadian Conference on Electrical and Computer Engineering, Niagara Falls, May 2004.
     
  33. A. Giannoula, N. V. Boulgouris, and D. Hatzinakos, "Fused watermark detection on noisy interpolated images", IEEE Canadian Conference on Electrical and Computer Engineering, Niagara Falls, May 2004.
     
  34. N. Thomos, N. V. Boulgouris, and M. G. Strintzis,"Wireless Image Transmission  using Turbo Codes and Optimal Unequal Error Protection", IEEE Intl. Conference on Image Processing, Barcelona, Spain, 2003.
     
  35. V. Mezaris, N. V. Boulgouris, I. Kompatsiaris, D. Simitopoulos, and M. G. Strintzis, "Segmentation and content-based watermarking for image indexing", Information and Knowledge Management for Integrated Media Communication Workshop, Bordeaux, France, Apr. 2003. 
     
  36. N. V. Boulgouris, N. Thomos, M. G. Strintzis, "Image Transmission using Error-resilient Wavelet Coding and Forward Error Correction", IEEE Intl. Conference on Image Processing, Rochester, New York, September 2002.  download
     
  37. N. Thomos, N. V. Boulgouris, D. Simitopoulos, M. G. Strintzis, "List Viterbi decoding of convolutional codes for efficient data hiding", IEEE Intl. Conference on Image Processing, Rochester, New York, September 2002.
     
  38. N. V. Boulgouris, E. Kokkinou and M. G. Strintzis, "Fast Compressed-domain Segmentation For Video Indexing and Retrieval", 2002 Tyrrhenian International Workshop on Digital Communications, Capri, Italy, September 2002. 
     
  39. N. V. Boulgouris, N. Thomos, M. G. Strintzis, "Error-Resilient Coding and Forward Error Correction for Image Transmission over Unreliable Channels", EUSIPCO-2002, Toulouse, France, September 2002.
     
  40. D. Simitopoulos, S. Tsaftaris, N. V. Boulgouris, and M. G. Strintzis, "Compressed-domain Video Watermarking of MPEG Streams", IEEE International Conference on Multimedia and Expo, Lausanne, Switzerland, August 2002. 
     
  41. D. Simitopoulos, S. A. Tsaftaris, N. V. Boulgouris, and M. G. Strintzis, "Fast MPEG watermarking for copyright protection", IEEE International Conference on Electronics, Circuits and Systems, Dubrovnik, Croatia, September 2002. 
     
  42. N. Thomos, N. V. Boulgouris, E. Kokkinou, and M. G. Strintzis, "Efficient Data Hiding in JPEG2000 Images Using Sequential Decoding of Convolutional Codes", International Conference on Digital Signal Processing (DSP-2002), Santorini, Greece, July, 2002. 
     
  43. C. Kolida, S. Kyratzi, G. A. Triantafyllidis, N. V. Boulgouris, and  M. G. Strintzis, ?The Graphical User Interface for the OTELO Tele-Echography System?, SCI 2002, Systemics, Cybernetics and Informatics, Orlando, Florida, USA, July 2002. 
     
  44. K. E Zachariadis, N. V. Boulgouris, N. Thomos,  G. A Triantafyllidis, and M. G. Strintzis, ?Wavelet-based Communication of  Medical Image Sequences?, Intl. Workshop on Enterprise Networking and Computing in Health Care Industry, Nancy, France, June 2002. 
     
  45. N. V. Boulgouris, K. E. Zachariadis, A. Leontaris, M. G. Strintzis, "Drift-free Multiple Description Coding of Video", IEEE Workshop on Multimedia Signal Processing, Cannes, France, October 2001. download
       
  46. N. V. Boulgouris, F. D. Koravos, M. G. Strintzis, "Self-synchronizing Watermark Detection for MPEG-4 Objects", IEEE International Conference on Electronics, Circuits and Systems, ICECS 2001, Malta, Sep. 2001. 
     
  47. P. Bas, N. V. Boulgouris, F. D. Koravos, J.-M. Chassery, M. G. Strintzis, and B. Macq, "Robust Watermarking of Video Objects for MPEG-4 Applications", invited paper, Proc. SPIE, 2001. 
     
  48. M. G. Strintzis, N. V. Boulgouris, and S. Malassiotis: "Box Splines for the Hierarchical Coding of 3-D Surfaces", OFEA 2001, St. Petersburg, Russia, June 2001.
     
  49. N. V. Boulgouris, I. Kompatsiaris, V. Mezaris, and M. G. Strintzis, "Content-based Watermarking for Indexing Using Robust Segmentation", Workshop on Image Analysis For Multimedia Interactive Services, Tampere, Finland, May 2001. 
     
  50. N. V. Boulgouris and M. G. Strintzis, "Disparity-Compensated Wavelet Coding of Stereo Images Using Feedback", International Conference on Augmented, Virtual Environments and Three-Dimensional Imaging, Mykonos, Greece, May 2001.
     
  51. D. Simitopoulos, N. V. Boulgouris, A. Leontaris, and M. G. Strintzis, "Scalable Detection of Perceptual Watermarks in JPEG2000", Conference on Communications and Multimedia Security, Darmstadt, Germany, May 2001.
     
  52. N. V. Boulgouris, A. Leontaris, N. Thomos, and M. G. Strintzis, "Robust layered coding of video for transmission over noisy channels", IEEE International Symposium on Circuits and Systems, Sydney, Australia, May 2001.
     
  53. D. Simitopoulos, S. A. Tsaftaris, N. V. Boulgouris, and M. G. Strintzis, "Digital Watermarking of MPEG-1 and MPEG-2 Multiplexed Streams for Copyright Protection", International Workshop on Digital and Computational Video, Tampa, Florida, Feb. 2001.
     
  54. N. V. Boulgouris and M. G. Strintzis, "Embedded Coding of Stereo Images", IEEE International Conference on Image Processing, ICIP-2000, Vancouver, Canada, Sep. 2000.
     
  55. M. G. Strintzis, S. Malassiotis, and N. V. Boulgouris, "Hierarchical Coding of 3-D Surfaces Using Box Splines", EUSIPCO 2000 , Tampere, Finland, Sep. 2000. 
     
  56. N. V. Boulgouris, S. Zaharos, and M. G. Strintzis, "Adaptive Decorrelation and Entropy Coding for Context-based Lossless Image Compression", First Balkan Conference on Signal Processing, Communications, Circuits, and Systems, Istanbul, Turkey, June 2000. 
     
  57. N. V. Boulgouris, A. Leontaris and M. G. Strintzis, "Wavelet compression of 3D medical images using conditional arithmetic coding", IEEE International Symposium on Circuits and Systems, Geneva, Switzerland, May 2000.  download
     
  58. K. Argyraki, D. Tzovaras, N. V. Boulgouris, and M. G. Strintzis, "Rate-distortion Optimal Fast Thresholding for MPEG-2 Image Sequence Coding", Packet Video 2000 , Sardinia, Italy 
     
  59. N. V. Boulgouris, D. Vyzovitis and M. G. Strintzis, "Wavelet Image Coding using Intercontext Arithmetic Adaptation", In Proc. SPIE conf. on Image and Video Communications and Processing, San Jose, CA, Jan. 2000. 
     
  60. N. V. Boulgouris and M. G. Strintzis, "Reversible Multiresolution Image Coding Based on Adaptive Lifting", IEEE International Conference on Image Processing, ICIP-99, Kobe, Japan, Oct. 99. download
     
  61. D. Vyzovitis, N. V. Boulgouris and M. G. Strintzis, " Low redundancy arithmetic coding for visual information with application to stereo image coding", International Workshop on Synthetic - Natural Hybrid Coding and Three Dimensional Imaging, IWSNHC3DI 99, pp. 152-156, Santorini, Greece, Sep. 99. download 
     
  62. N. V. Boulgouris and M. G. Strintzis, "Stereo Image Coding Using Filter Bank Decompositions" International Workshop on Synthetic - Natural Hybrid Coding and Three Dimensional Imaging, IWSNHC3DI 99 , Santorini, Greece, Sep. 99. 
     
  63. N. V. Boulgouris and M. G. Strintzis, "Image Coding Using Optimal Interpolative Pyramids With Variable Sampling Ratios", International Workshop on Intelligent Communication Techologies and Applications, Neuchatel, Switzerland, May 1999.
     
  64. N. V. Boulgouris and M. G. Strintzis, "Directional Interpolation Pyramids for Still Image Compression", International Symposium on Computer Graphics , Image Processing and Vision , Rio de Janeiro, Brasil, Oct. 1998. 
     
  65. N. V. Boulgouris and M. G. Strintzis, "Lossless and Progressive Image Coding using Generalized Reduced Pyramids", 32th Conference on Information Sciences and Systems, CISS 98, Princeton, NJ. 
     
  66. M. G. Strintzis, T. Sevintikidis, N. Boulgouris, "Lossless and Progressive Image Coding Using Optimal Pyramidal Analysis", Proc. SPIE Vol. 3169, p. 563-574, Wavelet Applications in Signal and Image Processing V (1997).

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    BOOK CHAPTERS

  1. X. Huang and N. V. Boulgouris, "Unobtrusive biometric identification based on gait", in Biometrics: theory, methods, and applications, Wiley /IEEE Press, 2009.

  2. V. Mezaris, N. Thomos, N. V. Boulgouris, I. Kompatsiaris, "Knowledge-Assisted Analysis of Video for Content-Adaptive Coding and Transmission", Advances in Semantic Media Adaptation and Personalization, Studies in Computational Intelligence series, vol. 93, pp. 221-240, Springer-Verlag, 2008.

  3. S. Argyropoulos, N. V. Boulgouris, N. Thomos, Y. Kompatsiaris, and M. G. Strintzis, "Coding of 2D and 3D color image sequences", in Color Image processing: Methods and Applications, CRC Press, R. Lukac and K. N. Plataniotis editors, 2006.

  4. N. V. Boulgouris, N. Thomos, and M. G. Strintzis,"Error-resilient coding for multimedia communications," in Intelligent Integrated Media Communication Techniques, J. F. Tasic, M. Ansorge, M. Najim eds., Kluwer Academic Publishers, Boston, October 2003.

  5. D. Simitopoulos, S. A. Tsaftaris, N. V. Boulgouris, G. A. Triantafyllidis, and M.G.Strintzis, "Digital Watermarking for the Copyright Protection of Compressed Video", in Intelligent Integrated Media Communication Techniques, J. F. Tasic, M. Ansorge, M. Najim eds., Kluwer Academic Publishers, Boston, October 2003.

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