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Multimodal representation learning is a challenging task in which previous work mostly focus on either uni-modality pre-training or cross-modality fusion. In fact, we regard modeling multimodal representation as building a skyscraper, where…

Computation and Language · Computer Science 2024-08-15 Ronghao Lin , Haifeng Hu

Language-supervised vision models have recently attracted great attention in computer vision. A common approach to build such models is to use contrastive learning on paired data across the two modalities, as exemplified by Contrastive…

Machine Learning · Computer Science 2023-03-16 Ryumei Nakada , Halil Ibrahim Gulluk , Zhun Deng , Wenlong Ji , James Zou , Linjun Zhang

Multi-sensor fusion plays a critical role in enhancing perception for autonomous driving, overcoming individual sensor limitations, and enabling comprehensive environmental understanding. This paper first formalizes multi-sensor fusion…

Computer Vision and Pattern Recognition · Computer Science 2026-01-27 Chuheng Wei , Ziye Qin , Ziyan Zhang , Guoyuan Wu , Matthew J. Barth

Self-supervised learning is an efficient pre-training method for medical image analysis. However, current research is mostly confined to specific-modality data pre-training, consuming considerable time and resources without achieving…

Computer Vision and Pattern Recognition · Computer Science 2023-12-01 Yiwen Ye , Yutong Xie , Jianpeng Zhang , Ziyang Chen , Qi Wu , Yong Xia

We introduce a multi-modal diffusion model tailored for the bi-directional conditional generation of video and audio. We propose a joint contrastive training loss to improve the synchronization between visual and auditory occurrences. We…

Machine Learning · Computer Science 2024-10-10 Ruihan Yang , Hannes Gamper , Sebastian Braun

Multi-modal tracking gains attention due to its ability to be more accurate and robust in complex scenarios compared to traditional RGB-based tracking. Its key lies in how to fuse multi-modal data and reduce the gap between modalities.…

Computer Vision and Pattern Recognition · Computer Science 2022-08-02 Jinyu Yang , Zhe Li , Feng Zheng , Aleš Leonardis , Jingkuan Song

Emotion Recognition in Conversation (ERC) plays an important role in driving the development of human-machine interaction. Emotions can exist in multiple modalities, and multimodal ERC mainly faces two problems: (1) the noise problem in the…

Computation and Language · Computer Science 2023-10-10 Shihao Zou , Xianying Huang , Xudong Shen

This paper proposes a cold start recommendation model that integrates contrastive learning, aiming to solve the problem of performance degradation of recommendation systems in cold start scenarios due to the scarcity of user and item…

Information Retrieval · Computer Science 2025-02-07 Jiacheng Hu , Tai An , Zidong Yu , Junliang Du , Yuanshuai Luo

Continual learning is essential for adapting models to new tasks while retaining previously acquired knowledge. While existing approaches predominantly focus on uni-modal data, multi-modal learning offers substantial benefits by utilizing…

Machine Learning · Computer Science 2025-11-11 Evelyn Chee , Wynne Hsu , Mong Li Lee

Electroencephalography has been validated as an effective technique for detecting Parkinson's disease,particularly in its early stages.However,the high cost of EEG data annotation often results in limited dataset size and considerable…

Machine Learning · Computer Science 2025-08-22 Qian Zhang , Ruilin Zhang , Jun Xiao , Yifan Liu , Zhe Wang

3D perception in LiDAR point clouds is crucial for a self-driving vehicle to properly act in 3D environment. However, manually labeling point clouds is hard and costly. There has been a growing interest in self-supervised pre-training of 3D…

Computer Vision and Pattern Recognition · Computer Science 2024-09-12 Mu Cai , Chenxu Luo , Yong Jae Lee , Xiaodong Yang

With the increased availability of condition monitoring data and the increased complexity of explicit system physics-based models, the application of data-driven approaches for fault detection and isolation has recently grown. While…

Systems and Control · Electrical Eng. & Systems 2020-01-01 Manuel Arias Chao , Chetan Kulkarni , Kai Goebel , Olga Fink

In the application of machine learning to remote sensing, labeled data is often scarce or expensive, which impedes the training of powerful models like deep convolutional neural networks. Although unlabeled data is abundant, recent…

Computer Vision and Pattern Recognition · Computer Science 2021-08-12 Aidan M. Swope , Xander H. Rudelis , Kyle T. Story

With the advancement of artificial intelligence and computer vision technologies, multimodal emotion recognition has become a prominent research topic. However, existing methods face challenges such as heterogeneous data fusion and the…

Computer Vision and Pattern Recognition · Computer Science 2025-02-13 Wei Dai , Dequan Zheng , Feng Yu , Yanrong Zhang , Yaohui Hou

In neutrino physics, analyses often depend on large simulated datasets, making it essential for models to generalise effectively to real-world detector data. Contrastive learning, a well-established technique in deep learning, offers a…

High Energy Physics - Experiment · Physics 2025-05-23 Alex Wilkinson , Radi Radev , Saul Alonso-Monsalve

Multi-label classification, which involves assigning multiple labels to a single input, has emerged as a key area in both research and industry due to its wide-ranging applications. Designing effective loss functions is crucial for…

Machine Learning · Computer Science 2025-01-06 Alexandre Audibert , Aurélien Gauffre , Massih-Reza Amini

Automatic detection of multimodal fake news has gained a widespread attention recently. Many existing approaches seek to fuse unimodal features to produce multimodal news representations. However, the potential of powerful cross-modal…

Machine Learning · Computer Science 2023-08-14 Longzheng Wang , Chuang Zhang , Hongbo Xu , Yongxiu Xu , Xiaohan Xu , Siqi Wang

This work investigates a practical and novel method for automated unsupervised fault detection in vehicles using a fully convolutional autoencoder. The results demonstrate the algorithm we developed can detect anomalies which correspond to…

Machine Learning · Computer Science 2024-09-10 Anthony Geglio , Eisa Hedayati , Mark Tascillo , Dyche Anderson , Jonathan Barker , Timothy C. Havens

The mechanism of connecting multimodal signals through self-attention operation is a key factor in the success of multimodal Transformer networks in remote sensing data fusion tasks. However, traditional approaches assume access to all…

Computer Vision and Pattern Recognition · Computer Science 2023-04-25 Yuxing Chen , Maofan Zhao , Lorenzo Bruzzone

Heterogeneous data fusion can enhance the robustness and accuracy of an algorithm on a given task. However, due to the difference in various modalities, aligning the sensors and embedding their information into discriminative and compact…

Computer Vision and Pattern Recognition · Computer Science 2022-11-01 Aditya Dutt , Alina Zare , Paul Gader