Deep learning for downscaling remote sensing images: Fusion and super-resolution

M Sdraka, I Papoutsis, B Psomas… - … and Remote Sensing …, 2022 - ieeexplore.ieee.org
The past few years have seen an accelerating integration of deep learning (DL) techniques
into various remote sensing (RS) applications, highlighting their power to adapt and …

Quantization and entropy coding in the versatile video coding (VVC) standard

H Schwarz, M Coban, M Karczewicz… - … on circuits and …, 2021 - ieeexplore.ieee.org
The paper provides an overview of the quantization and entropy coding methods in the
Versatile Video Coding (VVC) standard. Special focus is laid on techniques that improve …

A study of the perceptually weighted peak signal-to-noise ratio (WPSNR) for image compression

J Erfurt, CR Helmrich, S Bosse… - … on Image Processing …, 2019 - ieeexplore.ieee.org
The peak signal-to-noise ratio (PSNR) is the most used objective measure for assessing
perceptual image quality when it comes to image and video compression tasks, despite the …

Conceptual compression via deep structure and texture synthesis

J Chang, Z Zhao, C Jia, S Wang, L Yang… - … on Image Processing, 2022 - ieeexplore.ieee.org
Existing compression methods typically focus on the removal of signal-level redundancies,
while the potential and versatility of decomposing visual data into compact conceptual …

Saliency-driven versatile video coding for neural object detection

K Fischer, F Fleckenstein, C Herglotz… - ICASSP 2021-2021 …, 2021 - ieeexplore.ieee.org
Saliency-driven image and video coding for humans has gained importance in the recent
past. In this paper, we pro-pose such a saliency-driven coding framework for the video …

Video compression using generalized binary partitioning, trellis coded quantization, perceptually optimized encoding, and advanced prediction and transform coding

J Pfaff, H Schwarz, D Marpe, B Bross… - … on Circuits and …, 2019 - ieeexplore.ieee.org
In this paper, we describe a video coding design that enables a higher coding efficiency
than the HEVC standard. The proposed video codec follows the design of block-based …

Xpsnr: A low-complexity extension of the perceptually weighted peak signal-to-noise ratio for high-resolution video quality assessment

CR Helmrich, M Siekmann, S Becker… - ICASSP 2020-2020 …, 2020 - ieeexplore.ieee.org
The objective PSNR metric is known to correlate quite poorly with subjective assessments of
video coding quality. Thus, a number of alternative VQA measures such as (MS-) SSIM and …

A scene change and noise aware rate control method for VVenC, an open VVC encoder implementation

CR Helmrich, C Bartnik, J Brandenburg… - 2022 Picture Coding …, 2022 - ieeexplore.ieee.org
Contemporary motion picture content, consisting of scenes with different amounts of visual
complexity or camera noise, represents demanding input for video encoders operating in …

Residual attention augmented U-shaped network for one-bit SAR image restoration

LB Guo, YY Dong, C Dong - IEEE Transactions on Geoscience …, 2024 - ieeexplore.ieee.org
The application of one-bit sampling technology in synthetic aperture radar (SAR) systems
has great potential due to its attractive advantages such as fast sampling speed, low data …

Finalization of VVenC's screen content detector and two-pass rate control using pre-filtering statistics

CR Helmrich, A Henkel, T Hinz… - … on Image Processing …, 2023 - ieeexplore.ieee.org
For improved performance, practical video encoders integrate algorithms for screen content
detection and rate control. This paper outlines recently implemented optimizations to both …