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In the digital age, the emergence of deepfakes and synthetic media presents a significant threat to societal and political integrity. Deepfakes based on multi-modal manipulation, such as audio-visual, are more realistic and pose a greater…

声音 · 计算机科学 2024-08-08 Vinaya Sree Katamneni , Ajita Rattani

Perception of auditory events is inherently multimodal relying on both audio and visual cues. A large number of existing multimodal approaches process each modality using modality-specific models and then fuse the embeddings to encode the…

声音 · 计算机科学 2022-07-19 Amir Shirian , Krishna Somandepalli , Victor Sanchez , Tanaya Guha

As a critical task in video sequence classification within computer vision, Online Action Detection (OAD) has garnered significant attention. The sensitivity of mainstream OAD models to varying video viewpoints often hampers their…

计算机视觉与模式识别 · 计算机科学 2025-10-15 Liping Xie , Yang Tan , Shicheng Jing , Huimin Lu , Kanjian Zhang

Synthesizing high-quality dynamic medical videos remains a significant challenge due to the need for modeling both spatial consistency and temporal dynamics. Existing Transformer-based approaches face critical limitations, including…

计算机视觉与模式识别 · 计算机科学 2025-06-06 Huihan Wang , Zhiwen Yang , Hui Zhang , Dan Zhao , Bingzheng Wei , Yan Xu

Although deep learning and end-to-end models have been widely used and shown superiority in automatic speech recognition (ASR) and text-to-speech (TTS) synthesis, state-of-the-art forced alignment (FA) models are still based on hidden…

声音 · 计算机科学 2022-04-01 Jingbei Li , Yi Meng , Zhiyong Wu , Helen Meng , Qiao Tian , Yuping Wang , Yuxuan Wang

Polyphonic events are the main error source of audio event detection (AED) systems. In deep-learning context, the most common approach to deal with event overlaps is to treat the AED task as a multi-label classification problem. By doing…

音频与语音处理 · 电气工程与系统科学 2022-02-01 Huy Phan , Thi Ngoc Tho Nguyen , Philipp Koch , Alfred Mertins

We propose a novel method for Acoustic Event Detection (AED). In contrast to speech, sounds coming from acoustic events may be produced by a wide variety of sources. Furthermore, distinguishing them often requires analyzing an extended time…

声音 · 计算机科学 2016-12-09 Naoya Takahashi , Michael Gygli , Beat Pfister , Luc Van Gool

It is well known that the mismatch between training (source) and test (target) data distribution will significantly decrease the performance of acoustic scene classification (ASC) systems. To address this issue, domain adaptation (DA) is…

声音 · 计算机科学 2021-05-24 Dongchao Yang , Helin Wang , Yuexian Zou

Multimodal emotion recognition often suffers from performance degradation in valence-arousal estimation due to noise and misalignment between audio and visual modalities. To address this challenge, we introduce TAGF, a Time-aware Gated…

多媒体 · 计算机科学 2025-07-04 Yubeen Lee , Sangeun Lee , Chaewon Park , Junyeop Cha , Eunil Park

Anomaly detection techniques enable effective anomaly detection and diagnosis in multi-variate time series data, which are of major significance for today's industrial applications. However, establishing an anomaly detection system that can…

机器学习 · 计算机科学 2024-05-02 Lingrui Yu

The intelligent fault diagnosis of rotating mechanical equipment usually requires a large amount of labeled sample data. However, in practical industrial applications, acquiring enough data is both challenging and expensive in terms of time…

机器学习 · 计算机科学 2025-09-12 Hanyang Wang , Yuxuan Yang , Hongjun Wang , Lihui Wang

Recent deepfake detection methods have increasingly explored frequency domain representations to reveal manipulation artifacts that are difficult to detect in the spatial domain. However, most existing approaches rely primarily on spectral…

计算机视觉与模式识别 · 计算机科学 2026-01-12 Zhen-Xin Lin , Shang-Kuan Chen

In recent years, deep neural networks (DNNs) based approaches have achieved the start-of-the-art performance for music source separation (MSS). Although previous methods have addressed the large receptive field modeling using various…

音频与语音处理 · 电气工程与系统科学 2022-09-05 Lianwu Chen , Xiguang Zheng , Chen Zhang , Liang Guo , Bing Yu

This paper focuses on the challenging crowd counting task. As large-scale variations often exist within crowd images, neither fixed-size convolution kernel of CNN nor fixed-size attention of recent vision transformers can well handle this…

计算机视觉与模式识别 · 计算机科学 2022-03-08 Hui Lin , Zhiheng Ma , Rongrong Ji , Yaowei Wang , Xiaopeng Hong

The core challenge in industrial equipment anoma lous sound detection (ASD) lies in modeling the time-frequency coupling characteristics of acoustic features. Existing modeling methods are limited by local receptive fields, making it…

声音 · 计算机科学 2025-09-03 Chengyuan Ma , Peng Jia , Hongyue Guo , Wenming Yang

Recent promising results in auditory attention decoding (AAD) using scalp electroencephalography (EEG) have motivated the exploration of cEEGrid, a flexible and portable ear-EEG system. While prior cEEGrid-based studies have confirmed the…

音频与语音处理 · 电气工程与系统科学 2025-10-23 Yuanming Zhang , Zeyan Song , Jing Lu , Fei Chen , Zhibin Lin

The use of channel-wise attention in CNN based speaker representation networks has achieved remarkable performance in speaker verification (SV). But these approaches do simple averaging on time and frequency feature maps before channel-wise…

声音 · 计算机科学 2021-10-18 Li Zhang , Qing Wang , Lei Xie

Underwater acoustic target recognition is critical for maritime applications, yet it faces challenges arising from the complex and diverse nature of ship-radiated noise. To address these issues, we propose a robust deep learning-based…

信号处理 · 电气工程与系统科学 2026-05-22 Jiaping Yu , Shefeng Yan , Linlin Mao , Zeping Sui , Chunjin Jiang

Multi-modal fusion is proven to be an effective method to improve the accuracy and robustness of speaker tracking, especially in complex scenarios. However, how to combine the heterogeneous information and exploit the complementarity of…

计算机视觉与模式识别 · 计算机科学 2021-12-15 Yidi Li , Hong Liu , Hao Tang

Auditory attention decoding (AAD) identifies the attended speech stream in multi-speaker environments by decoding brain signals such as electroencephalography (EEG). This technology is essential for realizing smart hearing aids that address…

信号处理 · 电气工程与系统科学 2026-01-26 Masahiro Yoshino , Haruki Yokota , Junya Hara , Yuichi Tanaka , Hiroshi Higashi