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Roberto Azevedo

4 accepted papers

2025

Bridging the Gap between Gaussian Diffusion Models and Universal Quantization for Image Compression

CVPR 2025poster

Generative neural image compression supports data representation with extremely low bitrate, allowing clients to synthesize details and consistently producing highly realistic images. By leveraging the similarities between quantization error and additive noise, diffusion-based generative image compr…

Cited by 0SourcePDFScholar
2024

Combining Frame and GOP Embeddings for Neural Video Representation

CVPR 2024poster

Implicit neural representations (INRs) were recently proposed as a new video compression paradigm with existing approaches performing on par with HEVC. However such methods only perform well in limited settings e.g. specific model sizes fixed aspect ratios and low-motion videos. We address this issu…

Cited by 1SourcePDFScholar
2024

Lossy Image Compression with Foundation Diffusion Models

ECCV 2024poster

"Incorporating diffusion models in the image compression domain has the potential to produce realistic and detailed reconstructions, especially at extremely low bitrates. Previous methods focus on using diffusion models as expressive decoders robust to quantization errors in the conditioning signals…

Cited by 11SourcePDFScholar
2023

Video Compression With Entropy-Constrained Neural Representations

CVPR 2023poster

Encoding videos as neural networks is a recently proposed approach that allows new forms of video processing. However, traditional techniques still outperform such neural video representation (NVR) methods for the task of video compression. This performance gap can be explained by the fact that curr…

Cited by 22SourcePDFScholar