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Deepfake is a widely used technology employed in recent years to create pernicious content such as fake news, movies, and rumors by altering and substituting facial information from various sources. Given the ongoing evolution of deepfakes…

计算机视觉与模式识别 · 计算机科学 2025-03-18 Ruchika Sharma , Rudresh Dwivedi

The phonological discrepancies between a speaker's native (L1) and the non-native language (L2) serves as a major factor for mispronunciation. This paper introduces a novel multilingual MDD architecture, L1-MultiMDD, enriched with L1-aware…

计算与语言 · 计算机科学 2023-09-22 Yassine El Kheir , Shammur Absar Chowdhury , Ahmed Ali

News text classification is a crucial task in natural language processing, essential for organizing and filtering the massive volume of digital content. Traditional methods typically rely on statistical features like term frequencies or…

计算与语言 · 计算机科学 2025-11-24 Mohammad Zare

DeepFake based digital facial forgery is threatening the public media security, especially when lip manipulation has been used in talking face generation, the difficulty of fake video detection is further improved. By only changing lip…

计算机视觉与模式识别 · 计算机科学 2022-03-11 Ganglai Wang , Peng Zhang , Lei Xie , Wei Huang , Yufei Zha , Yanning Zhang

Respiratory diseases remain major global health challenges, and traditional auscultation is often limited by subjectivity, environmental noise, and inter-clinician variability. This study presents an explainable multimodal deep learning…

声音 · 计算机科学 2025-12-02 S M Asiful Islam Saky , Md Rashidul Islam , Md Saiful Arefin , Shahaba Alam

When the parameters of Bayesian Short-time Spectral Amplitude (STSA) estimator for speech enhancement are selected based on the characteristics of the human auditory system, the gain function of the estimator becomes more flexible. Although…

声音 · 计算机科学 2025-12-18 Suman Samui

We introduce a novel deep learning-based audio-visual quality (AVQ) prediction model that leverages internal features from state-of-the-art unimodal predictors. Unlike prior approaches that rely on simple fusion strategies, our model…

音频与语音处理 · 电气工程与系统科学 2026-01-23 Ina Salaj , Arijit Biswas

Detecting partial deepfake speech is essential due to its potential for subtle misinformation. However, existing methods depend on costly frame-level annotations during training, limiting real-world scalability. Also, they focus on…

声音 · 计算机科学 2025-07-28 Menglu Li , Xiao-Ping Zhang , Lian Zhao

Deepfake detection remains highly challenging, particularly in cross-dataset scenarios and complex real-world settings. This challenge mainly arises because artifact patterns vary substantially across different forgery methods, whereas…

计算机视觉与模式识别 · 计算机科学 2026-04-14 Xiang Zhang , Wenliang Weng , Daoyong Fu , Beijing Chen , Ziqiang Li , Ziwen He , Zhangjie Fu

Recent speech foundation models excel at multilingual automatic speech recognition (ASR) for high-resource languages, but adapting them to low-resource languages remains challenging due to data scarcity and efficiency constraints.…

音频与语音处理 · 电气工程与系统科学 2026-02-03 Yang Xiao , Eun-Jung Holden , Ting Dang

Audio deepfake detection (ADD) is the task of detecting spoofing attacks generated by text-to-speech or voice conversion systems. Spoofing evidence, which helps to distinguish between spoofed and bona-fide utterances, might exist either…

声音 · 计算机科学 2023-09-18 Hyun-seo Shin , Jungwoo Heo , Ju-ho Kim , Chan-yeong Lim , Wonbin Kim , Ha-Jin Yu

With the rapid advancement of real-time deepfake generation techniques, forged content is becoming increasingly realistic and widespread across applications like video conferencing and social media. Although state-of-the-art detectors…

计算机视觉与模式识别 · 计算机科学 2025-08-29 Libo Lv , Tianyi Wang , Mengxiao Huang , Ruixia Liu , Yinglong Wang

Unlike images and natural language tokens, time series data is highly semantically sparse, resulting in labor-intensive label annotations. Unsupervised and Semi-supervised Domain Adaptation (UDA and SSDA) have demonstrated efficiency in…

机器学习 · 计算机科学 2024-10-10 Gang Tu , Dan Li , Bingxin Lin , Zibin Zheng , See-Kiong Ng

Deepfake (DF) detectors face significant challenges when deployed in real-world environments, particularly when encountering test samples deviated from training data through either postprocessing manipulations or distribution shifts. We…

计算机视觉与模式识别 · 计算机科学 2025-06-19 Hong-Hanh Nguyen-Le , Van-Tuan Tran , Dinh-Thuc Nguyen , Nhien-An Le-Khac

In many fields of science and engineering, models with different fidelities are available. Physical experiments or detailed simulations that accurately capture the behavior of the system are regarded as high-fidelity models with low model…

机器学习 · 计算机科学 2021-09-22 Chi Zhang , Chaolin Song , Abdollah Shafieezadeh

Deep neural networks are known to be vulnerable to adversarial perturbations, which are small and carefully crafted inputs that lead to incorrect predictions. In this paper, we propose DeepDefense, a novel defense framework that applies…

机器学习 · 计算机科学 2025-11-19 Ci Lin , Tet Yeap , Iluju Kiringa , Biwei Zhang

Audio Deepfake Detection (ADD) aims to detect the fake audio generated by text-to-speech (TTS), voice conversion (VC) and replay, etc., which is an emerging topic. Traditionally we take the mono signal as input and focus on robust feature…

声音 · 计算机科学 2023-05-29 Rui Liu , Jinhua Zhang , Guanglai Gao , Haizhou Li

The success of the text-guided diffusion model has inspired the development and release of numerous powerful diffusion models within the open-source community. These models are typically fine-tuned on various expert datasets, showcasing…

计算机视觉与模式识别 · 计算机科学 2025-02-25 Cong Wang , Kuan Tian , Yonghang Guan , Fei Shen , Zhiwei Jiang , Qing Gu , Jun Zhang

The rapid advancement of generative adversarial networks (GANs) and diffusion models has enabled the creation of highly realistic deepfake content, posing significant threats to digital trust across audio-visual domains. While unimodal…

计算机视觉与模式识别 · 计算机科学 2025-11-12 Chende Zheng , Ruiqi Suo , Zhoulin Ji , Jingyi Deng , Fangbin Yi , Chenhao Lin , Chao Shen

Ground Penetrating Radar (GPR) has emerged as a pivotal tool for non-destructive evaluation of subsurface road defects. However, conventional GPR image interpretation remains heavily reliant on subjective expertise, introducing…

计算机视觉与模式识别 · 计算机科学 2025-12-29 Haotian Lv , Yuhui Zhang , Jiangbo Dai , Hanli Wu , Jiaji Wang , Dawei Wang