Search Results for author: Rafael Rodrigues

Found 5 papers, 0 papers with code

Performance analysis of Deep Learning-based Lossy Point Cloud Geometry Compression Coding Solutions

no code implementations7 Feb 2024 Joao Prazeres, Rafael Rodrigues, Manuela Pereira, Antonio M. G. Pinheiro

Moreover, both subjective evaluations were used to benchmark a set of objective point cloud quality metrics.

Subjective Quality Evaluation of Point Clouds Using a Head Mounted Display

no code implementations29 Oct 2023 Joao Prazeres, Rafael Rodrigues, Manuela Pereira, Antonio M. G. Pinheiro

This paper reports on a subjective quality evaluation of static point clouds encoded with the MPEG codecs V-PCC and G-PCC, the deep learning-based codec RS-DLPCC, and the popular Draco codec.

Objective quality assessment of medical images and videos: Review and challenges

no code implementations14 Dec 2022 Rafael Rodrigues, Lucie Lévêque, Jesús Gutiérrez, Houda Jebbari, Meriem Outtas, Lu Zhang, Aladine Chetouani, Shaymaa Al-Juboori, Maria Martini, Antonio M. G. Pinheiro

Quality assessment is a key element for the evaluation of hardware and software involved in image and video acquisition, processing, and visualization.

Segmentation of Skeletal Muscle in Thigh Dixon MRI Based on Texture Analysis

no code implementations9 Apr 2019 Rafael Rodrigues, Antonio M. G. Pinheiro

The texture descriptor consists of the Histogram of Oriented Gradients (HOG), Wavelet-based features, and a set of statistical measures computed from both the original and the Laplacian of Gaussian filtering of the grayscale MRI.

Segmentation Texture Classification

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