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Related papers: Advancing Zero-Shot Open-Set Speech Deepfake Sourc…

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In this work, we seek to build effective code-switched (CS) automatic speech recognition systems (ASR) under the zero-shot setting where no transcribed CS speech data is available for training. Previously proposed frameworks which…

Computation and Language · Computer Science 2022-11-10 Brian Yan , Matthew Wiesner , Ondrej Klejch , Preethi Jyothi , Shinji Watanabe

Detecting LLM-generated text in specialized and high-stakes domains like medicine and law is crucial for combating misinformation and ensuring authenticity. However, current zero-shot detectors, while effective on general text, often fail…

Computation and Language · Computer Science 2025-06-10 Zhihui Chen , Kai He , Yucheng Huang , Yunxiao Zhu , Mengling Feng

We show how replay attacks undermine audio deepfake detection: By playing and re-recording deepfake audio through various speakers and microphones, we make spoofed samples appear authentic to the detection model. To study this phenomenon in…

One of the most impressive results of recent NLP history is the ability of pre-trained language models to solve new tasks in a zero-shot setting. To achieve this, NLP tasks are framed as natural language prompts, generating a response…

Computation and Language · Computer Science 2022-12-29 Chunting Zhou , Junxian He , Xuezhe Ma , Taylor Berg-Kirkpatrick , Graham Neubig

Despite progress in automated fact-checking, most systems require a significant amount of labeled training data, which is expensive. In this paper, we propose a novel zero-shot method, which instead of operating directly on the claim and…

Computation and Language · Computer Science 2023-12-20 Zhangdie Yuan , Andreas Vlachos

Spoken language understanding systems using audio-only data are gaining popularity, yet their ability to handle unseen intents remains limited. In this study, we propose a generalized zero-shot audio-to-intent classification framework with…

Automatic speaker verification is susceptible to various manipulations and spoofing, such as text-to-speech synthesis, voice conversion, replay, tampering, adversarial attacks, and so on. We consider a new spoofing scenario called "Partial…

Audio and Speech Processing · Electrical Eng. & Systems 2023-02-07 Lin Zhang , Xin Wang , Erica Cooper , Nicholas Evans , Junichi Yamagishi

Generative zero-shot learning (ZSL) methods typically synthesize visual features for unseen classes using predefined semantic attributes, followed by training a fully supervised classification model. While effective, these methods require…

Machine Learning · Computer Science 2025-07-03 Md Shakil Ahamed Shohag , Q. M. Jonathan Wu , Farhad Pourpanah

Current research in audio deepfake detection is gradually transitioning from binary classification to multi-class tasks, referred as audio deepfake source tracing task. However, existing studies on source tracing consider only closed-set…

Text-to-speech (TTS) systems have seen significant advancements in recent years, driven by improvements in deep learning and neural network architectures. Viewing the output speech as a data distribution, previous approaches often employ…

In this paper, we study zero-shot learning in audio classification via semantic embeddings extracted from textual labels and sentence descriptions of sound classes. Our goal is to obtain a classifier that is capable of recognizing audio…

Audio and Speech Processing · Electrical Eng. & Systems 2021-02-12 Huang Xie , Tuomas Virtanen

Recent research on speech enhancement (SE) has seen the emergence of deep-learning-based methods. It is still a challenging task to determine the effective ways to increase the generalizability of SE under diverse test conditions. In this…

Audio and Speech Processing · Electrical Eng. & Systems 2021-09-01 Ryandhimas E. Zezario , Chiou-Shann Fuh , Hsin-Min Wang , Yu Tsao

Face anti-spoofing is crucial to the security of face recognition systems. Most previous methods formulate face anti-spoofing as a supervised learning problem to detect various predefined presentation attacks, which need large scale…

Computer Vision and Pattern Recognition · Computer Science 2021-09-08 Yunxiao Qin , Chenxu Zhao , Xiangyu Zhu , Zezheng Wang , Zitong Yu , Tianyu Fu , Feng Zhou , Jingping Shi , Zhen Lei

Few-shot learning is a problem of high interest in the evolution of deep learning. In this work, we consider the problem of few-shot object detection (FSOD) in a real-world, class-imbalanced scenario. For our experiments, we utilize the…

Computer Vision and Pattern Recognition · Computer Science 2021-03-18 Anay Majee , Kshitij Agrawal , Anbumani Subramanian

Most existing few-shot learning (FSL) methods require a large amount of labeled data in meta-training, which is a major limit. To reduce the requirement of labels, a semi-supervised meta-training (SSMT) setting has been proposed for FSL,…

Computer Vision and Pattern Recognition · Computer Science 2025-05-20 Xingping Dong , Tianran Ouyang , Shengcai Liao , Bo Du , Ling Shao

Zero-shot learning is the problem of predicting instances over classes not seen during training. One approach to zero-shot learning is providing auxiliary class information to the model. Prior work along this vein have largely used…

Machine Learning · Computer Science 2023-02-01 Austin W. Hanjie , Ameet Deshpande , Karthik Narasimhan

Recent advances in few-shot adaptation for Vision-Language Models (VLMs) have greatly expanded their ability to generalize across tasks using only a few labeled examples. However, existing approaches primarily build upon the strong…

Computer Vision and Pattern Recognition · Computer Science 2025-06-05 Maxime Zanella , Clément Fuchs , Ismail Ben Ayed , Christophe De Vleeschouwer

Recent advances in deep learning have enabled the creation of natural-sounding synthesised speech. However, attackers have also utilised these tech-nologies to conduct attacks such as phishing. Numerous public datasets have been created to…

Sound · Computer Science 2024-04-30 Abdulazeez AlAli , George Theodorakopoulos

With the development of presentation attacks, Automated Fingerprint Recognition Systems(AFRSs) are vulnerable to presentation attack. Thus, numerous methods of presentation attack detection(PAD) have been proposed to ensure the normal…

Computer Vision and Pattern Recognition · Computer Science 2020-02-19 Haozhe Liu , Wentian Zhang , Guojie Liu , Feng Liu

Defending backdoor attacks in Federated Learning (FL) under heterogeneous client data distributions encounters limitations balancing effectiveness and privacy-preserving, while most existing methods highly rely on the assumption of…

Machine Learning · Computer Science 2025-10-14 Keke Gai , Dongjue Wang , Jing Yu , Liehuang Zhu , Qi Wu