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Recent advances in speech deepfake detection (SDD) have significantly improved artifacts-based detection in spoofed speech. However, most models overlook speech naturalness, a crucial cue for distinguishing bona fide speech from spoofed…

音频与语音处理 · 电气工程与系统科学 2025-05-21 Taewoo Kim , Guisik Kim , Choongsang Cho , Young Han Lee

Neural compression offers a domain-agnostic approach to creating codecs for lossy or lossless compression via deep generative models. For sequence compression, however, most deep sequence models have costs that scale with the sequence…

机器学习 · 计算机科学 2022-12-29 Ricky T. Q. Chen , Matthew Le , Matthew Muckley , Maximilian Nickel , Karen Ullrich

Neural speech codecs provide discrete representations for speech language models, but emotional cues are often degraded during quantization. Existing codecs mainly optimize acoustic reconstruction, leaving emotion expressiveness…

声音 · 计算机科学 2026-05-13 Jiacheng Shi , Hongfei Du , Xinyuan Song , Y. Alicia Hong , Yanfu Zhang , Ye Gao

We propose a method named AudioFormer,which learns audio feature representations through the acquisition of discrete acoustic codes and subsequently fine-tunes them for audio classification tasks. Initially,we introduce a novel perspective…

声音 · 计算机科学 2023-08-28 Zhaohui Li , Haitao Wang , Xinghua Jiang

Deep Learning models encode rich semantic information in their hidden representations. However, it remains challenging to understand which parts of this information models actually rely on when making predictions. A promising line of…

机器学习 · 计算机科学 2026-02-04 Xuemin Yu , Ankur Garg , Samira Ebrahimi Kahou , Hassan Sajjad

We reformulate the problem of encoding a multi-scale representation of a sequence in a language model by casting it in a continuous learning framework. We propose a hierarchical multi-scale language model in which short time-scale…

计算与语言 · 计算机科学 2018-05-16 Thomas Wolf , Julien Chaumond , Clement Delangue

In speech deepfake detection, one of the critical aspects is developing detectors able to generalize on unseen data and distinguish fake signals across different datasets. Common approaches to this challenge involve incorporating diverse…

声音 · 计算机科学 2024-09-27 Davide Salvi , Viola Negroni , Luca Bondi , Paolo Bestagini , Stefano Tubaro

Discrete audio tokens are compact representations that aim to preserve perceptual quality, phonetic content, and speaker characteristics while enabling efficient storage and inference, as well as competitive performance across diverse…

Noise reduction techniques based on deep learning have demonstrated impressive performance in enhancing the overall quality of recorded speech. While these approaches are highly performant, their application in audio engineering can be…

声音 · 计算机科学 2023-10-18 Christian J. Steinmetz , Thomas Walther , Joshua D. Reiss

KV cache compression methods have mainly relied on scalar quantization techniques to reduce the memory requirements during decoding. In this work, we apply residual vector quantization, which has been widely used for high fidelity audio…

机器学习 · 计算机科学 2024-10-22 Ankur Kumar

This paper conducts a comprehensive layer-wise analysis of self-supervised learning (SSL) models for audio deepfake detection across diverse contexts, including multilingual datasets (English, Chinese, Spanish), partial, song, and…

音频与语音处理 · 电气工程与系统科学 2025-02-10 Yassine El Kheir , Youness Samih , Suraj Maharjan , Tim Polzehl , Sebastian Möller

This paper presents an experimental study on deep speaker embedding with an attention mechanism that has been found to be a powerful representation learning technique in speaker recognition. In this framework, an attention model works as a…

声音 · 计算机科学 2018-09-26 Qiongqiong Wang , Koji Okabe , Kong Aik Lee , Hitoshi Yamamoto , Takafumi Koshinaka

The enhanced Deep Hierarchical Video Compression-DHVC 2.0-has been introduced. This single-model neural video codec operates across a broad range of bitrates, delivering not only superior compression performance to representative methods…

图像与视频处理 · 电气工程与系统科学 2024-10-04 Ming Lu , Zhihao Duan , Wuyang Cong , Dandan Ding , Fengqing Zhu , Zhan Ma

We propose a novel decentralized feature extraction approach in federated learning to address privacy-preservation issues for speech recognition. It is built upon a quantum convolutional neural network (QCNN) composed of a quantum circuit…

Audio deepfakes represent a growing threat to digital security and trust, leveraging advanced generative models to produce synthetic speech that closely mimics real human voices. Detecting such manipulations is especially challenging under…

声音 · 计算机科学 2025-05-01 Andrea Di Pierno , Luca Guarnera , Dario Allegra , Sebastiano Battiato

Deep neural networks with discrete latent variables offer the promise of better symbolic reasoning, and learning abstractions that are more useful to new tasks. There has been a surge in interest in discrete latent variable models, however,…

机器学习 · 计算机科学 2018-07-23 Aurko Roy , Ashish Vaswani , Arvind Neelakantan , Niki Parmar

Generally speaking, the main objective when training a neural speech synthesis system is to synthesize natural and expressive speech from the output layer of the neural network without much attention given to the hidden layers. However, by…

声音 · 计算机科学 2021-06-28 Hieu-Thi Luong , Junichi Yamagishi

KV-cache quantizers usually optimize storage-space reconstruction, even though attention reads keys through logits and values through attention-weighted readout. We argue that persistent cache error should be measured in model-visible…

机器学习 · 计算机科学 2026-05-21 Jorge L. Ruiz Williams

While neural-based models have led to significant advancements in audio feature extraction, the interpretability of the learned representations remains a critical challenge. To address this, disentanglement techniques have been integrated…

声音 · 计算机科学 2025-10-07 Benoît Giniès , Xiaoyu Bie , Olivier Fercoq , Gaël Richard

Quantum Error Correction (QEC) decoding faces a fundamental accuracy-efficiency tradeoff. Classical methods like Minimum Weight Perfect Matching (MWPM) exhibit variable performance across noise models and suffer from polynomial complexity,…

量子物理 · 物理学 2026-04-16 David Zenati , Eliya Nachmani
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