no code implementations • 19 Feb 2025 • Daniele Mari, André F. R. Guarda, Nuno M. M. Rodrigues, Simone Milani, Fernando Pereira
Experimental results obtained by integrating SRQH in the emerging JPEG Pleno learning-based PC coding standard show that SRQH allows decoding the PC at different qualities and resolutions with a single bitstream while incurring only in a limited RD penalty and increment in complexity w. r. t.
no code implementations • 5 Feb 2025 • Abdelrahman Seleem, André F. R. Guarda, Nuno M. M. Rodrigues, Fernando Pereira
This paper proposes a novel lossy Deep Learning-based Joint Event data Coding (DL-JEC) solution adopting a single-point cloud representation, thus enabling to exploit the correlation between the spatiotemporal and polarity event information.
no code implementations • 12 Sep 2024 • André F. R. Guarda, Nuno M. M. Rodrigues, Fernando Pereira
Efficient point cloud coding has become increasingly critical for multiple applications such as virtual reality, autonomous driving, and digital twin systems, where rich and interactive 3D data representations may functionally make the difference.
no code implementations • 22 Jul 2024 • Abdelrahman Seleem, André F. R. Guarda, Nuno M. M. Rodrigues, Fernando Pereira
This paper proposes a novel double deep learning-based architecture for both event data coding and classification, using a point cloud-based representation for events.
no code implementations • 11 Apr 2024 • Daniele Mari, André F. R. Guarda, Nuno M. M. Rodrigues, Simone Milani, Fernando Pereira
The widespread usage of point clouds (PC) for immersive visual applications has resulted in the use of very heterogeneous receiving conditions and devices, notably in terms of network, hardware, and display capabilities.
no code implementations • 28 Oct 2023 • Abdelrahman Seleem, André F. R. Guarda, Nuno M. M. Rodrigues, Fernando Pereira
The potential of the proposed taxonomy is demonstrated for the specific case of point cloud classification by designing novel compressed domain processors using the JPEG Pleno Point Cloud Coding standard under development and adaptations of the PointGrid classifier.
no code implementations • 4 Aug 2022 • André F. R. Guarda, Nuno M. M. Rodrigues, Manuel Ruivo, Luís Coelho, Abdelrahman Seleem, Fernando Pereira
This document describes a deep learning-based point cloud geometry codec and a deep learning-based point cloud joint geometry and colour codec, submitted to the Call for Proposals on JPEG Pleno Point Cloud Coding issued in January 2022.