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Logical Access (LA) attacks, also known as audio deepfake attacks, use Text-to-Speech (TTS) or Voice Conversion (VC) methods to generate spoofed speech data. This can represent a serious threat to Automatic Speaker Verification (ASV)…

声音 · 计算机科学 2026-03-17 Anacin , Angela , Shruti Kshirsagar , Anderson R. Avila

The rapid evolution of deep generative models poses a critical challenge to deepfake detection, as detectors trained on forgery-specific artifacts often suffer significant performance degradation when encountering unseen forgeries. While…

计算机视觉与模式识别 · 计算机科学 2025-04-25 Mengyu Qiao , Runze Tian , Yang Wang

Recent advances in synthetic speech have made audio deepfakes increasingly realistic, posing significant security risks. Existing detection methods that rely on a single modality, either raw waveform embeddings or spectral based features,…

The rapid advancement of Audio Large Language Models (ALLMs) has enabled cost-effective, high-fidelity generation and manipulation of both speech and non-speech audio, including sound effects, singing voices, and music. While these…

Fake speech detection systems have become a necessity to combat against speech deepfakes. Current systems exhibit poor generalizability on out-of-domain speech samples due to lack to diverse training data. In this paper, we attempt to…

音频与语音处理 · 电气工程与系统科学 2025-08-27 Rishith Sadashiv T N , Abhishek Bedge , Saisha Suresh Bore , Jagabandhu Mishra , Mrinmoy Bhattacharjee , S R Mahadeva Prasanna

Unified image restoration using a single model often faces task interference due to diverse degradations. To address this, we propose DACG-IR (Degradation-Aware Adaptive Context Gating), which enables explicit perception of degradation…

计算机视觉与模式识别 · 计算机科学 2026-05-05 Lei He , Jielei Chu , Fengmao Lv , Weide Liu , Tianrui Li , Jun Cheng , Yuming Fang

Achieving robust generalization against unseen attacks remains a challenge in Audio Deepfake Detection (ADD), driven by the rapid evolution of generative models. To address this, we propose a framework centered on hard sample…

声音 · 计算机科学 2026-04-30 Bo Cheng , Songjun Cao , Xiaoming Zhang , Jie Chen , Long Ma , Fei Chen

The proliferation of sophisticated AI-generated deepfakes poses critical challenges for digital media authentication and societal security. While existing detection methods perform well within specific generative domains, they exhibit…

计算机视觉与模式识别 · 计算机科学 2025-05-26 Naseem Khan , Tuan Nguyen , Amine Bermak , Issa Khalil

The quadratic computational complexity of MultiHead SelfAttention (MHSA) remains a fundamental bottleneck in scaling Large Language Models (LLMs) for longcontext tasks. While sparse and linearized attention mechanisms attempt to mitigate…

计算与语言 · 计算机科学 2025-12-19 Caner Erden

In Unsupervised Domain Adaptive Semantic Segmentation (UDA-SS), a model is trained on labeled source domain data (e.g., synthetic images) and adapted to an unlabeled target domain (e.g., real-world images) without access to target…

计算机视觉与模式识别 · 计算机科学 2025-08-12 Md. Al-Masrur Khan , Durgakant Pushp , Lantao Liu

Sound speed profiles (SSPs) are crucial underwater parameters that determine the propagation patterns of acoustic signals, directly influencing the energy efficiency of underwater communication and the accuracy of positioning systems.…

声音 · 计算机科学 2026-05-05 Wei Huang , Yuqiang Huang , Jixuan Zhou , Hao Zhang , Tianhe Xu , Qian Sun , Fang Ji

Recently, learning open-vocabulary semantic segmentation from text supervision has achieved promising downstream performance. Nevertheless, current approaches encounter an alignment granularity gap owing to the absence of dense annotations,…

计算机视觉与模式识别 · 计算机科学 2024-03-07 Yajie Liu , Pu Ge , Qingjie Liu , Di Huang

Most deepfake detection methods focus on detecting spatial and/or spatio-temporal changes in facial attributes and are centered around the binary classification task of detecting whether a video is real or fake. This is because available…

计算机视觉与模式识别 · 计算机科学 2023-07-18 Zhixi Cai , Shreya Ghosh , Abhinav Dhall , Tom Gedeon , Kalin Stefanov , Munawar Hayat

Audio-visual deepfakes have reached a level of realism that makes perceptual detection unreliable, threatening media integrity and biometric security. While multimodal detection has shown promise, most approaches are binary classification…

计算机视觉与模式识别 · 计算机科学 2026-04-30 Wasim Ahmad , Wei Zhang , Xuerui Mao

Most existing text-to-image generation methods adopt a multi-stage modular architecture which has three significant problems: 1) Training multiple networks increases the run time and affects the convergence and stability of the generative…

计算机视觉与模式识别 · 计算机科学 2022-05-10 Zhenxing Zhang , Lambert Schomaker

Video-based person re-identification (reID) aims at matching the same person across video clips. It is a challenging task due to the existence of redundancy among frames, newly revealed appearance, occlusion, and motion blurs. In this…

计算机视觉与模式识别 · 计算机科学 2020-03-30 Zhizheng Zhang , Cuiling Lan , Wenjun Zeng , Zhibo Chen

The proliferation of sophisticated deepfakes poses significant threats to information integrity. While DINOv2 shows promise for detection, existing fine-tuning approaches treat it as generic binary classification, overlooking distinct…

计算机视觉与模式识别 · 计算机科学 2025-11-18 Tianxiang Zhang , Peipeng Yu , Zhihua Xia , Longchen Dai , Xiaoyu Zhou , Hui Gao

In this work, we investigate multilingual speech Pre-Trained models (PTMs) for Audio deepfake detection (ADD). We hypothesize that multilingual PTMs trained on large-scale diverse multilingual data gain knowledge about diverse pitches,…

音频与语音处理 · 电气工程与系统科学 2024-04-02 Orchid Chetia Phukan , Gautam Siddharth Kashyap , Arun Balaji Buduru , Rajesh Sharma

Advances in computer vision and deep learning have blurred the line between deepfakes and authentic media, undermining multimedia credibility through audio-visual forgery. Current multimodal detection methods remain limited by unbalanced…

计算机视觉与模式识别 · 计算机科学 2025-05-20 Zihan Xiong , Xiaohua Wu , Lei Chen , Fangqi Lou

Audio deepfake detection (ADD) is crucial to combat the misuse of speech synthesized from generative AI models. Existing ADD models suffer from generalization issues, with a large performance discrepancy between in-domain and out-of-domain…

声音 · 计算机科学 2024-07-29 Yi Zhu , Surya Koppisetti , Trang Tran , Gaurav Bharaj