Creating and sharing knowledge for telecommunications
... André Filipe Rodrigues Guarda

Researcher

André Guarda

Academic position: Post. Doc.
Joining date: 01-09-2016
Roles in IT: Researcher
Thematic Line: Information and Data Sciences
Group: Multimedia Signal Processing – Lr

Email: Send Email
Address: IT Branch – Leiria
Morro do Lena - Alto do Vieiro
Leiria
2411 - 901
Tel: 244820340
Fax: 244820310



Scientific Achievements

  • PhD, Instituto Superior Técnico, 26-11-2021
  • MSc, Instituto Politécnico de Leiria, 19-05-2016
  • Licenciatura, Instituto Politécnico de Leiria, 30-07-2013
As Co-supervisor
Early Access
  • A. Seleem, A. Guarda, Nuno M. M. Rodrigues, F. Pereira, A Double Deep Learning-based Solution for Efficient Event Data Coding and Classification, IEEE Access, Vol., No., pp. 1 - 1, 2025,
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Published
  • A. Seleem, A. Guarda, Nuno M. M. Rodrigues, F. Pereira, Adaptive bridge model for compressed domain point cloud classification, Eurasip Journal on Image and Video Processing, Vol. 2024, No. 1, pp. -, June, 2024,
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  • A. Seleem, A. Guarda, Nuno M. M. Rodrigues, F. Pereira, Deep Learning-based Compressed Domain Multimedia for Man and Machine: A Taxonomy and Application to Point Cloud Classification, IEEE Access, Vol. 11, No. -, pp. 128979 - 128997, November, 2023,
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  • A. Guarda, Nuno M. M. Rodrigues, F. Pereira, Neighborhood Adaptive Loss Function for Deep Learning-based Point Cloud Coding with Implicit and Explicit Quantization, IEEE Multimedia, Vol. 28, No. 3, pp. 107 - 116, July, 2021,
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  • A. Guarda, Nuno M. M. Rodrigues, F. Pereira, Adaptive Deep Learning-based Point Cloud Geometry Coding, IEEE Journal on Selected Topics in Signal Processing, Vol. 15, No. 2, pp. 415 - 430, February, 2021,
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  • A. Guarda, Nuno M. M. Rodrigues, F. Pereira, Constant Size Point Cloud Clustering: a Compact, Non-Overlapping Solution, IEEE Transactions on Multimedia, Vol. 23, No. 1, pp. 77 - 91, December, 2020,
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  • A. Guarda, João M. Santos, L. A. S. C. Cruz, P.A. Assunção, Nuno M. M. Rodrigues, S.M.M. Faria, A Method to Improve HEVC Lossless Coding of Volumetric Medical Images, Signal Processing: Image Communication, Vol. 59, No., pp. 96 - 104, November, 2017,
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  • A. Guarda, M. Ruivo, L. Coelho, A. Seleem, Nuno M. M. Rodrigues, F. Pereira, Deep Learning-Based Point Cloud Coding and Super-Resolution: A Joint Geometry and Color Approach, IEEE Transactions on Multimedia, Vol. 27, No., pp. 914 - 926, 2025,
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  • A. Guarda, Nuno M. M. Rodrigues, F. Pereira, The JPEG Pleno Learning-Based Point Cloud Coding Standard: Serving Man and Machine, IEEE Access, Vol. 13, No., pp. 43289 - 43315, 2025,
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  • M. Ghafari, A. Guarda, Nuno M. M. Rodrigues, F. Pereira, Learning-Based Point Cloud Decoding with Independent and Scalable Reduced Complexity, IEEE International Conference on Image Processing ICIP, Abu Dhabi, United Arab Emirates, October, 2024,
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  • D. Mari, A. Guarda, Nuno M. M. Rodrigues, S. Milani, F. Pereira, Point Cloud Geometry Scalable Coding with a Quality-Conditioned Latents Probability Estimator, IEEE International Conference on Image Processing ICIP, Abu Dhabi, United Arab Emirates, October, 2024,
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  • M. Ghafari, A. Guarda, Nuno M. M. Rodrigues, F. Pereira, Point Cloud Geometry Coding with Relational Neighborhood Self-Attention, IEEE International Workshop on Multimedia Signal Processing MMSP, West Lafayette, IN, United States, October, 2024,
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  • M. Ghafari, A. Guarda, Nuno M. M. Rodrigues, F. Pereira, Deep Learning-based Point Cloud Geometry Coding with Attention Models, IEEE International Symposium on Multimedia (ISM), Laguna Hills, CA, United States, December, 2023,
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  • A. Guarda, Nuno M. M. Rodrigues, F. Pereira, Point Cloud Geometry and Color Coding in a Learning-Based Ecosystem for JPEG Coding Standards, IEEE International Conference on Image Processing ICIP, Kuala Lumpur, Malaysia, October, 2023,
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  • M. Ruivo, A. Guarda, F. Pereira, Learning-Based Rate Control for Learning-Based Point Cloud Geometry Coding, IEEE International Conference on Image Processing ICIP, Kuala Lumpur, Malaysia, October, 2023,
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  • A. Seleem, A. Guarda, Nuno M. M. Rodrigues, F. Pereira, Deep Learning-Based Compressed Domain Point Cloud Classification, IEEE International Conference on Image Processing ICIP, Kuala Lumpur, Malaysia, October, 2023,
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  • M. Ruivo, A. Guarda, F. Pereira, Learning-based Point Cloud Geometry Coding Rate Control, IEEE Data Compression Conference - DCC, Snowbird, UT, United States, March, 2023,
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  • L. Coelho, A. Guarda, F. Pereira, Deep Learning-based Point Cloud Joint Geometry and Color Coding: Designing a Perceptually-Driven Differentiable Training Distortion Metric, IEEE International Conference on Multimedia Big Data BigMM, Naples, Italy, December, 2022,
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  • A. Seleem, A. Guarda, Nuno M. M. Rodrigues, F. Pereira, Impact of Conventional and Deep Learning-based Point Cloud Geometry Coding on Deep Learning-based Classification Performance, IEEE International Symposium on Multimedia (ISM), Naples, Italy, December, 2022,
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  • M. Ruivo, A. Guarda, F. Pereira, Double-Deep Learning-Based Point Cloud Geometry Coding with Adaptive Super-Resolution, IEEE European Workshop on Visual Information Processing - EUVIP, Lisbon, Portugal, September, 2022,
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  • A. Guarda, Nuno M. M. Rodrigues, F. Pereira, Point Cloud Geometry Scalable Coding With a Single End-to-End Deep Learning Model, IEEE International Conference on Image Processing ICIP, Abu Dhabi, United Arab Emirates, Vol., pp. 3354 - 3358, October, 2020,
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  • A. Guarda, Nuno M. M. Rodrigues, F. Pereira, Deep Learning-based Point Cloud Geometry Coding with Resolution Scalability, IEEE International Workshop on Multimedia Signal Processing MMSP, Tampere, Finland, Vol., pp. 1 - 6, September, 2020,
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  • A. Guarda, Nuno M. M. Rodrigues, F. Pereira, Deep Learning-Based Point Cloud Geometry Coding: RD Control Through Implicit and Explicit Quantization, IEEE International Conference on Multimedia & Expo Workshops (ICMEW), London, United Kingdom, Vol., pp. 1 - 6, July, 2020,
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  • A. Guarda, Nuno M. M. Rodrigues, F. Pereira, Point Cloud Coding: Adopting a Deep Learning-based Approach, Picture Coding Symp., Ningbo, China, Vol., pp. 1 - 5, November, 2019,
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  • A. Guarda, Nuno M. M. Rodrigues, F. Pereira, Deep Learning-based Point Cloud Coding: a Behavior and Performance Study, IEEE European Workshop on Visual Information Processing - EUVIP, Rome, Italy, Vol., pp. 34 - 39, October, 2019,
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  • A. Guarda, J. Bioucas-Dias, Nuno M. M. Rodrigues, F. Pereira, Improving Point Cloud to Surface Reconstruction with Generalized Tikhonov Regularization, IEEE Workshop on MultiMedia Signal Processing - MMSP, Luton, United Kingdom, Vol., pp. 1 - 6, October, 2017,
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  • João M. Santos, A. Guarda, L. A. S. C. Cruz, Nuno M. M. Rodrigues, S.M.M. Faria, Compression of medical images using MRP with bi-directional prediction and histogram packing, Picture Coding Symp., Nuremberg, Germany, Vol., pp. 1 - 5 - https://doi.org/10.1109/PCS.2016.7906386, December, 2016,
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  • S.M.M. Faria, João M. Santos, A. Guarda, Nuno M. M. Rodrigues, Contributions to Lossless Coding of Medical Images using Minimum Rate Predictors, IEEE International Conf. on Image Processing - ICIP, Quebec City, Canada, Vol., pp. 2935 - 2939 - https://doi.org/10.1109/ICIP.2015.7351340, September, 2015,
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  • A. Guarda, João M. Santos, L. A. S. C. Cruz, P.A. Assunção, Nuno M. M. Rodrigues, S.M.M. Faria, Orientation dependent inter-slice prediction for volumetric medical images, Conf. on Telecommunications - ConfTele, Aveiro, Portugal, Vol. -, pp. - - -, September, 2015,
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  • A. Guarda, João M. Santos, D. B. G. Graziosi, Nuno M. M. Rodrigues, S.M.M. Faria, A Novel Trilateral Filter Technique for Depth Map Processing in 3D Video Coding, 3DTV Conf. - 3DTV-CON, Budapest, Hungary, Vol. -, pp. 1 - 4 - https://doi.org/10.1109/3DTV.2014.6874731, July, 2014,
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  • A. Guarda, Nuno M. M. Rodrigues, F. Pereira, IT/IST/IPLeiria Response to the Call for Evidence on JPEG Pleno Point Cloud Coding, ISO/IEC JTC 1/SC29/WG1 M90019, January 2021,
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Closed Projects1

Acronym Name Funding Agency Start date Ending date
Deep-PCR Deep learning-based Point Cloud Representation FCT 01-01-2022 31-12-2024