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Related papers: Upsampling artifacts in neural audio synthesis

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Topological acoustics is an emerging field that lies at the intersection of condensed matter physics, mechanical structural design and acoustics engineering. It explores the design and construction of novel artificial structures, such as…

Applied Physics · Physics 2023-03-01 Haoran Xue , Yihao Yang , Baile Zhang

Ultrasound offers a safe, cost-effective, and widely accessible technology for fetal brain imaging, making it especially suitable for routine clinical use. However, it suffers from view-dependent artifacts, operator variability, and a…

Image and Video Processing · Electrical Eng. & Systems 2026-01-13 Mohammad Khateri , Morteza Ghahremani , Sergio Valencia , Camilo Jaimes , Alejandra Sierra , Jussi Tohka , P. Ellen Grant , Davood Karimi

Training deep CNNs to capture localized image artifacts on a relatively small dataset is a challenging task. With enough images at hand, one can hope that a deep CNN characterizes localized artifacts over the entire data and their effect on…

Computer Vision and Pattern Recognition · Computer Science 2017-11-15 Parag Shridhar Chandakkar , Baoxin Li

Synthesizing photo-realistic images and videos is at the heart of computer graphics and has been the focus of decades of research. Traditionally, synthetic images of a scene are generated using rendering algorithms such as rasterization or…

Image restoration represents a fundamental challenge in low-level vision, focusing on reconstructing high-quality images from their degraded counterparts. With the rapid advancement of deep learning technologies, transformer-based methods…

Computer Vision and Pattern Recognition · Computer Science 2024-12-11 Yuhan He , Yuchun He

Electroencephalography (EEG) has countless applications across many of fields. However, EEG applications are limited by low signal-to-noise ratios. Multiple types of artifacts contribute to the noisiness of EEG, and many techniques have…

Signal Processing · Electrical Eng. & Systems 2021-06-25 S Sadiya , T Alhanai , MM Ghassemi

With the advancement of audio generation, generative models can produce highly realistic audios. However, the proliferation of deepfake general audio can pose negative consequences. Therefore, we propose a new task, deepfake general audio…

Sound · Computer Science 2024-06-13 Zeyu Xie , Baihan Li , Xuenan Xu , Zheng Liang , Kai Yu , Mengyue Wu

Generative models of music audio are typically used to generate output based solely on a text prompt or melody. Boomerang sampling, recently proposed for the image domain, allows generating output close to an existing example, using any…

Sound · Computer Science 2025-07-08 Alexander Fichtinger , Jan Schlüter , Gerhard Widmer

U-Net and its variants have been widely used in medical image segmentation. However, most current U-Net variants confine their improvement strategies to building more complex encoder, while leaving the decoder unchanged or adopting a simple…

Image and Video Processing · Electrical Eng. & Systems 2023-10-30 Weibin Yang , Longwei Xu , Pengwei Wang , Dehua Geng , Yusong Li , Mingyuan Xu , Zhiqi Dong

One of the decisions that arise when designing a neural network for any application is how the data should be represented in order to be presented to, and possibly generated by, a neural network. For audio, the choice is less obvious than…

Sound · Computer Science 2017-06-30 L. Wyse

In this work we investigate different avenues of improving the Neural Algorithm of Artistic Style (by Leon A. Gatys, Alexander S. Ecker and Matthias Bethge, arXiv:1508.06576). While showing great results when transferring homogeneous and…

Computer Vision and Pattern Recognition · Computer Science 2016-05-17 Roman Novak , Yaroslav Nikulin

Many convolutional neural networks (CNNs) rely on progressive downsampling of their feature maps to increase the network's receptive field and decrease computational cost. However, this comes at the price of losing granularity in the…

Computer Vision and Pattern Recognition · Computer Science 2023-05-17 Robin Hesse , Simone Schaub-Meyer , Stefan Roth

We present a detail-driven deep neural network for point set upsampling. A high-resolution point set is essential for point-based rendering and surface reconstruction. Inspired by the recent success of neural image super-resolution…

Computer Vision and Pattern Recognition · Computer Science 2019-03-22 Wang Yifan , Shihao Wu , Hui Huang , Daniel Cohen-Or , Olga Sorkine-Hornung

The advance of technology for transmitting Data-over-Sound in various IoT and telecommunication applications has led to the concept of machine-to-machine over-the-air acoustic signalling. Reverberation can have a detrimental effect on such…

Audio and Speech Processing · Electrical Eng. & Systems 2019-08-14 Amogh Matt , Dan Stowell

Despite several years of research in deepfake and spoofing detection for automatic speaker verification, little is known about the artefacts that classifiers use to distinguish between bona fide and spoofed utterances. An understanding of…

Audio and Speech Processing · Electrical Eng. & Systems 2022-05-05 Wanying Ge , Massimiliano Todisco , Nicholas Evans

Recent advances in deep neural networks (DNNs) have significantly improved various audio processing applications, including speech enhancement, synthesis, and hearing-aid algorithms. DNN-based closed-loop systems have gained popularity in…

Audio and Speech Processing · Electrical Eng. & Systems 2025-11-07 Chuan Wen , Guy Torfs , Sarah Verhulst

The extraction of text in high quality is essential for text-based document analysis tasks like Document Classification or Named Entity Recognition. Unfortunately, this is not always ensured, as poor scan quality and the resulting artifacts…

Computer Vision and Pattern Recognition · Computer Science 2023-06-06 David Kreuzer , Michael Munz

Given the recent surge in developments of deep learning, this article provides a review of the state-of-the-art deep learning techniques for audio signal processing. Speech, music, and environmental sound processing are considered…

Sound · Computer Science 2019-05-28 Hendrik Purwins , Bo Li , Tuomas Virtanen , Jan Schlüter , Shuo-yiin Chang , Tara Sainath

Large medical imaging data sets are becoming increasingly available, but ensuring sample quality without significant artefacts is challenging. Existing methods for identifying imperfections in medical imaging rely on data-intensive…

Image and Video Processing · Electrical Eng. & Systems 2023-11-15 Daniele Ravi , Frederik Barkhof , Daniel C. Alexander , Lemuel Puglisi , Geoffrey JM Parker , Arman Eshaghi

Dynamic range limitations in signal processing often lead to clipping, or saturation, in signals. The task of audio declipping is estimating the original audio signal, given its clipped measurements, and has attracted much interest in…

Audio and Speech Processing · Electrical Eng. & Systems 2021-02-09 Pavel Záviška , Pavel Rajmic , Alexey Ozerov , Lucas Rencker