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In this paper, we develop upon the emerging topic of loss function learning, which aims to learn loss functions that significantly improve the performance of the models trained under them. Specifically, we propose a new meta-learning…

机器学习 · 计算机科学 2024-07-02 Christian Raymond , Qi Chen , Bing Xue , Mengjie Zhang

The fine-tuning of deep pre-trained models has revealed compositional properties, with multiple specialized modules that can be arbitrarily composed into a single, multi-task model. However, identifying the conditions that promote…

In this paper, we empirically investigate the effect of audio preprocessing on music tagging with deep neural networks. We perform comprehensive experiments involving audio preprocessing using different time-frequency representations,…

声音 · 计算机科学 2021-02-23 Keunwoo Choi , György Fazekas , Kyunghyun Cho , Mark Sandler

The brain prepares for learning even before interacting with the environment, by refining and optimizing its structures through spontaneous neural activity that resembles random noise. However, the mechanism of such a process has yet to be…

机器学习 · 计算机科学 2025-05-12 Jeonghwan Cheon , Sang Wan Lee , Se-Bum Paik

Recent advancements in foundation models have sparked interest in respiratory audio foundation models. However, the effectiveness of applying conventional pre-training schemes to datasets that are small-sized and lack diversity has not been…

音频与语音处理 · 电气工程与系统科学 2025-05-22 Daisuke Niizumi , Daiki Takeuchi , Masahiro Yasuda , Binh Thien Nguyen , Yasunori Ohishi , Noboru Harada

A new loss function for speaker recognition with deep neural network is proposed, based on Jeffreys Divergence. Adding this divergence to the cross-entropy loss function allows to maximize the target value of the output distribution while…

声音 · 计算机科学 2023-12-29 Pierre-Michel Bousquet , Mickael Rouvier

Multi-channel acoustic signal processing is a well-established and powerful tool to exploit the spatial diversity between a target signal and non-target or noise sources for signal enhancement. However, the textbook solutions for optimal…

音频与语音处理 · 电气工程与系统科学 2025-01-14 Reinhold Haeb-Umbach , Tomohiro Nakatani , Marc Delcroix , Christoph Boeddeker , Tsubasa Ochiai

In this paper, we develop upon the topic of loss function learning, an emergent meta-learning paradigm that aims to learn loss functions that significantly improve the performance of the models trained under them. Specifically, we propose a…

神经与进化计算 · 计算机科学 2024-03-05 Christian Raymond , Qi Chen , Bing Xue , Mengjie Zhang

Embedding paralinguistic properties is a challenging task as there are only a few hours of training data available for domains such as emotional speech. One solution to this problem is to pretrain a general self-supervised speech…

计算与语言 · 计算机科学 2022-11-04 Florian Lux , Ching-Yi Chen , Ngoc Thang Vu

Telecommunication networks make extensive use of power amplifiers to broaden the coverage from transmitter to receiver. Achieving high power efficiency is challenging and comes at a price: the wanted linear performance is degraded due to…

系统与控制 · 计算机科学 2018-04-23 Maarten Schoukens , Jules Hammenecker , Adam Cooman

Neural networks have become ubiquitous with guitar distortion effects modelling in recent years. Despite their ability to yield perceptually convincing models, they are susceptible to frequency aliasing when driven by high frequency and…

音频与语音处理 · 电气工程与系统科学 2025-05-19 Alistair Carson , Alec Wright , Stefan Bilbao

This article investigates the use of deep neural networks (DNNs) for hearing-loss compensation. Hearing loss is a prevalent issue affecting millions of people worldwide, and conventional hearing aids have limitations in providing…

音频与语音处理 · 电气工程与系统科学 2024-12-16 Peter Leer , Jesper Jensen , Laurel H. Carney , Zheng-Hua Tan , Jan Østergaard , Lars Bramsløw

Pre-trained model representations have demonstrated state-of-the-art performance in speech recognition, natural language processing, and other applications. Speech models, such as Bidirectional Encoder Representations from Transformers…

音频与语音处理 · 电气工程与系统科学 2023-03-07 Vikramjit Mitra , Vasudha Kowtha , Hsiang-Yun Sherry Chien , Erdrin Azemi , Carlos Avendano

This Paper discusses the usefulness of the residual signal for speaker recognition. It is shown that the combination of both a measure defined over LPCC coefficients and a measure defined over the energy of the residual signal gives rise to…

声音 · 计算机科学 2022-03-18 Marcos Faundez-Zanuy , Daniel Rodríguez-Porcheron

The evaluation of synthetic and processed speech has long been a cornerstone of audio engineering and speech science. Although subjective listening tests remain the gold standard for assessing perceptual quality and intelligibility, their…

音频与语音处理 · 电气工程与系统科学 2025-09-05 Yu Tsao

Loss-gradients are used to interpret the decision making process of deep learning models. In this work, we evaluate loss-gradient based attribution methods by occluding parts of the input and comparing the performance of the occluded input…

机器学习 · 计算机科学 2022-07-19 Vinod Subramanian , Siddharth Gururani , Emmanouil Benetos , Mark Sandler

When training neural networks as classifiers, it is common to observe an increase in average test loss while still maintaining or improving the overall classification accuracy on the same dataset. In spite of the ubiquity of this…

机器学习 · 计算机科学 2021-03-16 Arthur E. W. Venter , Marthinus W. Theunissen , Marelie H. Davel

In this paper, we address a sub-topic of the broad domain of audio enhancement, namely musical audio bandwidth extension. We formulate the bandwidth extension problem using deep neural networks, where a band-limited signal is provided as…

音频与语音处理 · 电气工程与系统科学 2021-01-07 Serkan Sulun , Matthew E. P. Davies

This paper proposes an explicit way to optimize the super-resolution network for generating visually pleasing images. The previous approaches use several loss functions which is hard to interpret and has the implicit relationships to…

图像与视频处理 · 电气工程与系统科学 2020-09-02 Tomoki Yoshida , Kazutoshi Akita , Muhammad Haris , Norimichi Ukita

The choice of a loss function is an important factor when training neural networks for image restoration problems, such as single image super resolution. The loss function should encourage natural and perceptually pleasing results. A…

图像与视频处理 · 电气工程与系统科学 2021-10-19 Aamir Mustafa , Aliaksei Mikhailiuk , Dan Andrei Iliescu , Varun Babbar , Rafal K. Mantiuk