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Change detection (CD) in remote sensing aims to identify semantic differences between satellite images captured at different times. While deep learning has significantly advanced this field, existing approaches based on convolutional neural…

计算机视觉与模式识别 · 计算机科学 2026-03-03 Durgesh Ameta , Ujjwal Mishra , Praful Hambarde , Amit Shukla

The generalization capability of deepfake detectors is critical for real-world use. Data augmentation via synthetic fake face generation effectively enhances generalization, yet current SoTA methods rely on fixed strategies-raising a key…

计算机视觉与模式识别 · 计算机科学 2025-11-11 Yuxuan Zhou , Tao Yu , Wen Huang , Yuheng Zhang , Tao Dai , Shu-Tao Xia

Multimodal embeddings serve as a bridge for aligning vision and language, with the two primary implementations -- CLIP-based and MLLM-based embedding models -- both limited to capturing only global semantic information. Although numerous…

计算机视觉与模式识别 · 计算机科学 2026-02-06 Lexiang Hu , Youze Xue , Dian Li , Gang Liu , Zhouchen Lin

The state-of-the-art speech enhancement has limited performance in speech estimation accuracy. Recently, in deep learning, the Transformer shows the potential to exploit the long-range dependency in speech by self-attention. Therefore, it…

声音 · 计算机科学 2023-05-10 Yi Li , Yang Sun , Syed Mohsen Naqvi

In this work, we address the challenge of generalizable audio deepfake detection (ADD) across diverse speech synthesis paradigms-including conventional text-to-speech (TTS) systems and modern diffusion or flow-matching (FM) based…

音频与语音处理 · 电气工程与系统科学 2025-11-17 Farhan Sheth , Girish , Mohd Mujtaba Akhtar , Muskaan Singh

We introduce EffiFusion-GAN (Efficient Fusion Generative Adversarial Network), a lightweight yet powerful model for speech enhancement. The model integrates depthwise separable convolutions within a multi-scale block to capture diverse…

声音 · 计算机科学 2025-08-21 Bin Wen , Tien-Ping Tan

The performance of speech enhancement algorithms in a multi-speaker scenario depends on correctly identifying the target speaker to be enhanced. Auditory attention decoding (AAD) methods allow to identify the target speaker which the…

声音 · 计算机科学 2020-05-12 Ali Aroudi , Marc Delcroix , Tomohiro Nakatani , Keisuke Kinoshita , Shoko Araki , Simon Doclo

Replay attacks belong to the class of severe threats against voice-controlled systems, exploiting the easy accessibility of speech signals by recorded and replayed speech to grant unauthorized access to sensitive data. In this work, we…

音频与语音处理 · 电气工程与系统科学 2025-05-09 Michael Neri , Tuomas Virtanen

Despite the recent advances of deep neural networks, object detection for adverse weather remains challenging due to the poor perception of some sensors in adverse weather. Instead of relying on one single sensor, multimodal fusion has been…

计算机视觉与模式识别 · 计算机科学 2022-04-25 Saket S. Chaturvedi , Lan Zhang , Xiaoyong Yuan

The rapid advancement of spoofing algorithms necessitates the development of robust detection methods capable of accurately identifying emerging fake audio. Traditional approaches, such as finetuning on new datasets containing these novel…

声音 · 计算机科学 2023-06-16 Xiaohui Zhang , Jiangyan Yi , Jianhua Tao , Chenlong Wang , Le Xu , Ruibo Fu

The widespread application of AIGC contents has brought not only unprecedented opportunities, but also potential security concerns, e.g., audio-visual deepfakes. Therefore, it is of great importance to develop an effective and generalizable…

多媒体 · 计算机科学 2025-11-25 Fan Nie , Jiangqun Ni , Jian Zhang , Bin Zhang , Weizhe Zhang , Bin Li

The rapid progress of deep speech synthesis models has posed significant threats to society such as malicious manipulation of content. This has led to an increase in studies aimed at detecting so-called deepfake audio. However, existing…

声音 · 计算机科学 2024-11-19 Xinrui Yan , Jiangyan Yi , Jianhua Tao , Jie Chen

In this paper, we perform an in-depth study of how data augmentation techniques improve synthetic or spoofed audio detection. Specifically, we propose methods to deal with channel variability, different audio compressions, different…

声音 · 计算机科学 2021-10-22 Ariel Cohen , Inbal Rimon , Eran Aflalo , Haim Permuter

Recent advancements in generative AI, particularly in speech synthesis, have enabled the generation of highly natural-sounding synthetic speech that closely mimics human voices. While these innovations hold promise for applications like…

With rapid advances in audio-visual generative models, reliable forgery detection becomes increasingly critical. Existing methods for audio-visual deepfake detection typically rely on cross-modal inconsistencies. In singing, rhythmic…

人工智能 · 计算机科学 2026-05-28 Ke Liu , Jiwei Wei , Wenyu Zhang , Shuchang Zhou , Ruikun Chai , Yutao Dai , Chaoning Zhang , Yang Yang

The rapid evolution of generative adversarial networks (GANs) and diffusion models has made synthetic media increasingly realistic, raising societal concerns around misinformation, identity fraud, and digital trust. Existing deepfake…

计算机视觉与模式识别 · 计算机科学 2025-11-03 Sales Aribe

Detecting deception by human behaviors is vital in many fields such as custom security and multimedia anti-fraud. Recently, audio-visual deception detection attracts more attention due to its better performance than using only a single…

计算机视觉与模式识别 · 计算机科学 2023-02-14 Zhaoxu Li , Zitong Yu , Nithish Muthuchamy Selvaraj , Xiaobao Guo , Bingquan Shen , Adams Wai-Kin Kong , Alex Kot

Sound Event Detection (SED) plays a vital role in comprehending and perceiving acoustic scenes. Previous methods have demonstrated impressive capabilities. However, they are deficient in learning features of complex scenes from…

声音 · 计算机科学 2024-09-12 Zehao Wang , Haobo Yue , Zhicheng Zhang , Da Mu , Jin Tang , Jianqin Yin

We propose Text-Aligned Speech Tokens with Multiple Layer-Aggregation (TASLA), which is a text-aligned speech tokenization framework that aims to address the problem that under a low-frame-rate and text-aligned regime, single-source speech…

声音 · 计算机科学 2025-10-17 Ming-Hao Hsu , Liang-Hsuan Tseng , Hung-yi Lee , Zhizheng Wu

Aggregating information from features across different layers is an essential operation for dense prediction models. Despite its limited expressiveness, feature concatenation dominates the choice of aggregation operations. In this paper, we…

计算机视觉与模式识别 · 计算机科学 2023-01-20 Yung-Hsu Yang , Thomas E. Huang , Min Sun , Samuel Rota Bulò , Peter Kontschieder , Fisher Yu