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相关论文: Cross-modal Contrastive Learning for Multimodal Fa…

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Multimodal sentiment analysis in videos is a key task in many real-world applications, which usually requires integrating multimodal streams including visual, verbal and acoustic behaviors. To improve the robustness of multimodal fusion,…

计算机视觉与模式识别 · 计算机科学 2022-06-20 Lianyang Ma , Yu Yao , Tao Liang , Tongliang Liu

With the rapid growth of online information, the spread of fake news has become a serious social challenge. In this study, we propose a novel detection framework based on Large Language Models (LLMs) to identify and classify fake news by…

计算与语言 · 计算机科学 2025-01-22 Xiaochuan Xu , Peiyang Yu , Zeqiu Xu , Jiani Wang

Image and Point Clouds provide different information for robots. Finding the correspondences between data from different sensors is crucial for various tasks such as localization, mapping, and navigation. Learning-based descriptors have…

计算机视觉与模式识别 · 计算机科学 2022-06-27 Peng Jiang , Srikanth Saripalli

Multimodal visual information fusion aims to integrate the multi-sensor data into a single image which contains more complementary information and less redundant features. However the complementary information is hard to extract, especially…

计算机视觉与模式识别 · 计算机科学 2024-06-18 Hui Li , Xiao-Jun Wu

Predicting socioeconomic indicators within urban regions is crucial for fostering inclusivity, resilience, and sustainability in cities and human settlements. While pioneering studies have attempted to leverage multi-modal data for…

计算机视觉与模式识别 · 计算机科学 2026-01-30 Xixian Yong , Xiao Zhou

Contrastive learning allows us to flexibly define powerful losses by contrasting positive pairs from sets of negative samples. Recently, the principle has also been used to learn cross-modal embeddings for video and text, yet without…

计算机视觉与模式识别 · 计算机科学 2021-10-01 Mohammadreza Zolfaghari , Yi Zhu , Peter Gehler , Thomas Brox

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…

机器学习 · 计算机科学 2021-03-10 Vandana Rajan , Alessio Brutti , Andrea Cavallaro

Human activity recognition serves as the foundation for various emerging applications. In recent years, researchers have used collaborative sensing of multi-source sensors to capture complex and dynamic human activities. However, multimodal…

机器学习 · 计算机科学 2026-04-28 Long Jing , Zhixiong Yang , Yajun Zhang , Xinlong Feng

Intelligent fault diagnosis has become an indispensable technique for ensuring machinery reliability. However, existing methods suffer significant performance decline in real-world scenarios where models are tested under unseen working…

人工智能 · 计算机科学 2026-01-01 Pengcheng Xia , Yixiang Huang , Chengjin Qin , Chengliang Liu

Multimodal Contrastive Learning (MCL) advances in aligning different modalities and generating multimodal representations in a joint space. By leveraging contrastive learning across diverse modalities, large-scale multimodal data enhances…

机器学习 · 计算机科学 2025-09-23 Xiaohao Liu , Xiaobo Xia , See-Kiong Ng , Tat-Seng Chua

Multimodal learning has recently gained significant popularity, demonstrating impressive performance across various zero-shot classification tasks and a range of perceptive and generative applications. Models such as Contrastive…

机器学习 · 计算机科学 2026-02-16 Can Yaras , Siyi Chen , Peng Wang , Qing Qu

Cross-modal alignment is a crucial task in multimodal learning aimed at achieving semantic consistency between vision and language. This requires that image-text pairs exhibit similar semantics. Traditional algorithms pursue embedding…

机器学习 · 计算机科学 2026-03-09 Xiang Ma , Lexin Fang , Litian Xu , Caiming Zhang

Contrastive vision-language models, such as CLIP, have garnered considerable attention for various downstream tasks, mainly due to the remarkable ability of the learned features for generalization. However, the features they learned often…

计算机视觉与模式识别 · 计算机科学 2025-04-24 Yichao Cai , Yuhang Liu , Zhen Zhang , Javen Qinfeng Shi

The integration of different imaging modalities, such as structural, diffusion tensor, and functional magnetic resonance imaging, with deep learning models has yielded promising outcomes in discerning phenotypic characteristics and…

图像与视频处理 · 电气工程与系统科学 2024-10-08 Zhiyuan Li , Hailong Li , Anca L. Ralescu , Jonathan R. Dillman , Mekibib Altaye , Kim M. Cecil , Nehal A. Parikh , Lili He

The proliferation of fake news and its serious negative social influence push fake news detection methods to become necessary tools for web managers. Meanwhile, the multi-media nature of social media makes multi-modal fake news detection…

人工智能 · 计算机科学 2022-06-20 Jinyin Chen , Chengyu Jia , Haibin Zheng , Ruoxi Chen , Chenbo Fu

The proliferation of fake news on social media platforms has exerted a substantial influence on society, leading to discernible impacts and deleterious consequences. Conventional deep learning methodologies employing small language models…

计算与语言 · 计算机科学 2025-03-28 Ziyi Zhou , Xiaoming Zhang , Shenghan Tan , Litian Zhang , Chaozhuo Li

Continual learning allows a model to learn multiple tasks sequentially while retaining the old knowledge without the training data of the preceding tasks. This paper extends the scope of continual learning research to class-incremental…

计算机视觉与模式识别 · 计算机科学 2023-10-06 Zhizheng Liu , Mattia Segu , Fisher Yu

This paper proposes a novel contrastive learning framework, called FOCAL, for extracting comprehensive features from multimodal time-series sensing signals through self-supervised training. Existing multimodal contrastive frameworks mostly…

Multimodal sentiment analysis is a fundamental problem in the field of affective computing. Although significant progress has been made in cross-modal interaction, it remains a challenge due to the insufficient reference context in…

多媒体 · 计算机科学 2025-08-12 Xianbing Zhao , Shengzun Yang , Buzhou Tang , Ronghuan Jiang

Rumor spreaders are increasingly utilizing multimedia content to attract the attention and trust of news consumers. Though quite a few rumor detection models have exploited the multi-modal data, they seldom consider the inconsistent…

机器学习 · 计算机科学 2023-06-21 Mengzhu Sun , Xi Zhang , Jianqiang Ma , Sihong Xie , Yazheng Liu , Philip S. Yu