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Most current audio-visual emotion recognition models lack the flexibility needed for deployment in practical applications. We envision a multimodal system that works even when only one modality is available and can be implemented…

Machine Learning · Computer Science 2026-01-13 Lucas Goncalves , Seong-Gyun Leem , Wei-Cheng Lin , Berrak Sisman , Carlos Busso

This study investigates the efficacy of using multimodal machine learning techniques to detect deception in dyadic interactions, focusing on the integration of data from both the deceiver and the deceived. We compare early and late fusion…

Machine Learning · Computer Science 2025-12-12 Thomas Jack Samuels , Franco Rugolon , Stephan Hau , Lennart Högman

Existing works on weakly-supervised audio-visual video parsing adopt hybrid attention network (HAN) as the multi-modal embedding to capture the cross-modal context. It embeds the audio and visual modalities with a shared network, where the…

Computer Vision and Pattern Recognition · Computer Science 2023-11-15 Yating Xu , Conghui Hu , Gim Hee Lee

Facial expression recognition is an essential task for various applications, including emotion detection, mental health analysis, and human-machine interactions. In this paper, we propose a multi-modal facial expression recognition method…

Computer Vision and Pattern Recognition · Computer Science 2023-03-21 Jun-Hwa Kim , Namho Kim , Chee Sun Won

Multi-modal emotion recognition in conversations is a challenging problem due to the complex and complementary interactions between different modalities. Audio and textual cues are particularly important for understanding emotions from a…

Sound · Computer Science 2025-04-02 Jiachen Luo , Huy Phan , Lin Wang , Joshua Reiss

Weakly supervised video anomaly detection (WS-VAD) is a crucial area in computer vision for developing intelligent surveillance systems. This system uses three feature streams: RGB video, optical flow, and audio signals, where each stream…

Computer Vision and Pattern Recognition · Computer Science 2025-04-07 Yuta Kaneko , Abu Saleh Musa Miah , Najmul Hassan , Hyoun-Sup Lee , Si-Woong Jang , Jungpil Shin

Automatic emotion recognition (ER) has recently gained lot of interest due to its potential in many real-world applications. In this context, multimodal approaches have been shown to improve performance (over unimodal approaches) by…

Computer Vision and Pattern Recognition · Computer Science 2022-09-20 R Gnana Praveen , Eric Granger , Patrick Cardinal

Audio-visual speech enhancement system is regarded as one of promising solutions for isolating and enhancing speech of desired speaker. Typical methods focus on predicting clean speech spectrum via a naive convolution neural network based…

Audio and Speech Processing · Electrical Eng. & Systems 2022-07-01 Xinmeng Xu , Yang Wang , Jie Jia , Binbin Chen , Dejun Li

Multimodal remote sensing object detection aims to achieve more accurate and robust perception under challenging conditions by fusing complementary information from different modalities. However, existing approaches that rely on…

Computer Vision and Pattern Recognition · Computer Science 2025-12-02 Jianhong Han , Yupei Wang , Yuan Zhang , Liang Chen

Active speaker detection and speech enhancement have become two increasingly attractive topics in audio-visual scenario understanding. According to their respective characteristics, the scheme of independently designed architecture has been…

Sound · Computer Science 2022-07-08 Junwen Xiong , Yu Zhou , Peng Zhang , Lei Xie , Wei Huang , Yufei Zha

Multi-modal learning relates information across observation modalities of the same physical phenomenon to leverage complementary information. Most multi-modal machine learning methods require that all the modalities used for training are…

Machine Learning · Computer Science 2021-03-10 Vandana Rajan , Alessio Brutti , Andrea Cavallaro

Advanced Audio-Visual Speech Recognition (AVSR) systems have been observed to be sensitive to missing video frames, performing even worse than single-modality models. While applying the dropout technique to the video modality enhances…

Sound · Computer Science 2024-03-08 Yusheng Dai , Hang Chen , Jun Du , Ruoyu Wang , Shihao Chen , Jiefeng Ma , Haotian Wang , Chin-Hui Lee

With the increasing adoption of video anomaly detection in intelligent surveillance domains, conventional visual-based detection approaches often struggle with information insufficiency and high false-positive rates in complex environments.…

Computer Vision and Pattern Recognition · Computer Science 2025-06-03 Peng Wu , Wanshun Su , Guansong Pang , Yujia Sun , Qingsen Yan , Peng Wang , Yanning Zhang

Multimodal learning seeks to utilize data from multiple sources to improve the overall performance of downstream tasks. It is desirable for redundancies in the data to make multimodal systems robust to missing or corrupted observations in…

Computer Vision and Pattern Recognition · Computer Science 2024-10-14 Md Kaykobad Reza , Ashley Prater-Bennette , M. Salman Asif

In this paper, we present a multi-modal online person verification system using both speech and visual signals. Inspired by neuroscientific findings on the association of voice and face, we propose an attention-based end-to-end neural…

Computer Vision and Pattern Recognition · Computer Science 2018-11-28 Suwon Shon , Tae-Hyun Oh , James Glass

Driver action recognition, aiming to accurately identify drivers' behaviours, is crucial for enhancing driver-vehicle interactions and ensuring driving safety. Unlike general action recognition, drivers' environments are often challenging,…

Computer Vision and Pattern Recognition · Computer Science 2024-08-20 Ruoyu Wang , Wenqian Wang , Jianjun Gao , Dan Lin , Kim-Hui Yap , Bingbing Li

Facial Action Units (AU) is a vital concept in the realm of affective computing, and AU detection has always been a hot research topic. Existing methods suffer from overfitting issues due to the utilization of a large number of learnable…

Computer Vision and Pattern Recognition · Computer Science 2024-07-10 Kaishen Yuan , Zitong Yu , Xin Liu , Weicheng Xie , Huanjing Yue , Jingyu Yang

Speech enhancement can potentially benefit from the visual information from the target speaker, such as lip movement and facial expressions, because the visual aspect of speech is essentially unaffected by acoustic environment. In this…

Audio and Speech Processing · Electrical Eng. & Systems 2022-05-24 Xinmeng Xu , Jianjun Hao

This paper presents the design, implementation, and evolution of a comprehensive multimodal room-monitoring system that integrates synchronized video and audio processing for real-time activity recognition and anomaly detection. We describe…

Sound · Computer Science 2025-11-25 Aman Verma , Keshav Samdani , Mohd. Samiuddin Shafi

In audio-visual navigation (AVN) tasks, an embodied agent must autonomously localize a sound source in unknown and complex 3D environments based on audio-visual signals. Existing methods often rely on static modality fusion strategies and…

Artificial Intelligence · Computer Science 2025-09-23 Jia Li , Yinfeng Yu , Liejun Wang , Fuchun Sun , Wendong Zheng