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相关论文: Exploring Missing Modality in Multimodal Egocentri…

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In the latest social networks, more and more people prefer to express their emotions in videos through text, speech, and rich facial expressions. Multimodal video emotion analysis techniques can help understand users' inner world…

计算机视觉与模式识别 · 计算机科学 2022-09-22 Qinglan Wei , Xuling Huang , Yuan Zhang

Egocentric action recognition is a challenging task due to erratic camera motion, frequent hand occlusion, and the difficulty of maintaining consistent visual representations over time. In this work, we propose a cross-modal architecture…

计算机视觉与模式识别 · 计算机科学 2026-05-28 Juan Ignacio Bustos Gorostegui , Maria Elena Buemi

Large Multimodal Models (LMMs) exhibit remarkable multi-tasking ability by learning mixed instruction datasets. However, novel tasks would be encountered sequentially in dynamic world, which urges for equipping LMMs with multimodal…

计算机视觉与模式识别 · 计算机科学 2025-08-26 Fanhu Zeng , Fei Zhu , Haiyang Guo , Xu-Yao Zhang , Cheng-Lin Liu

Fusing multi-modal data can improve the performance of deep learning models. However, missing modalities are common for medical data due to patients' specificity, which is detrimental to the performance of multi-modal models in…

图像与视频处理 · 电气工程与系统科学 2023-09-28 Muyu Wang , Shiyu Fan , Yichen Li , Hui Chen

Large-scale multimodal models have shown excellent performance over a series of tasks powered by the large corpus of paired multimodal training data. Generally, they are always assumed to receive modality-complete inputs. However, this…

计算机视觉与模式识别 · 计算机科学 2024-10-22 Lianyu Hu , Tongkai Shi , Wei Feng , Fanhua Shang , Liang Wan

Egocentric video-language understanding demands both high efficiency and accurate spatial-temporal modeling. Existing approaches face three key challenges: 1) Excessive pre-training cost arising from multi-stage pre-training pipelines, 2)…

计算机视觉与模式识别 · 计算机科学 2025-06-18 Xiaoqi Wang , Yi Wang , Lap-Pui Chau

Advancements in egocentric video datasets like Ego4D, EPIC-Kitchens, and Ego-Exo4D have enriched the study of first-person human interactions, which is crucial for applications in augmented reality and assisted living. Despite these…

计算机视觉与模式识别 · 计算机科学 2024-06-04 Joungbin An , Yunsu Park , Hyolim Kang , Seon Joo Kim

Multi-modal retrieval is an important problem for many applications, such as recommendation and search. Current benchmarks and even datasets are often manually constructed and consist of mostly clean samples where all modalities are…

计算机视觉与模式识别 · 计算机科学 2022-10-21 Laura Hanu , James Thewlis , Yuki M. Asano , Christian Rupprecht

Multimodal large language models (MLLMs) are flourishing, but mainly focus on images with less attention than videos, especially in sub-fields such as prompt engineering, video chain-of-thought (CoT), and instruction tuning on videos.…

计算机视觉与模式识别 · 计算机科学 2024-07-09 Yan Wang , Yawen Zeng , Jingsheng Zheng , Xiaofen Xing , Jin Xu , Xiangmin Xu

Multimodal instruction tuning has proven to be an effective strategy for achieving zero-shot generalization by fine-tuning pre-trained Large Multimodal Models (LMMs) with instruction-following data. However, as the scale of LMMs continues…

Recent Multimodal Large Language Models (MLLMs) have shown high potential for spatial reasoning within 3D scenes. However, they typically rely on computationally expensive 3D representations like point clouds or reconstructed Bird's-Eye…

计算机视觉与模式识别 · 计算机科学 2026-05-08 Shuyao Shi , Kang G. Shin

Multimodal reward models are crucial for aligning multimodal large language models with human preferences. Recent works have incorporated reasoning capabilities into these models, achieving promising results. However, training these models…

人工智能 · 计算机科学 2026-02-03 Shidong Yang , Tongwen Huang , Hao Wen , Yong Wang , Li Chen , Xiangxiang Chu

Recent developments in Transformers have achieved notable strides in enhancing video comprehension. Nonetheless, the O($N^2$) computation complexity associated with attention mechanisms presents substantial computational hurdles when…

计算机视觉与模式识别 · 计算机科学 2024-03-01 Yukun Feng , Yangming Shi , Fengze Liu , Tan Yan

Finding relevant moments and highlights in videos according to natural language queries is a natural and highly valuable common need in the current video content explosion era. Nevertheless, jointly conducting moment retrieval and highlight…

计算机视觉与模式识别 · 计算机科学 2022-03-29 Ye Liu , Siyuan Li , Yang Wu , Chang Wen Chen , Ying Shan , Xiaohu Qie

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…

声音 · 计算机科学 2024-03-08 Yusheng Dai , Hang Chen , Jun Du , Ruoyu Wang , Shihao Chen , Jiefeng Ma , Haotian Wang , Chin-Hui Lee

As medical diagnoses increasingly leverage multimodal data, machine learning models are expected to effectively fuse heterogeneous information while remaining robust to missing modalities. In this work, we propose a novel multimodal…

计算机视觉与模式识别 · 计算机科学 2025-09-24 Yi Gu , Kuniaki Saito , Jiaxin Ma

This work focuses on tracking and understanding human motion using consumer wearable devices, such as VR/AR headsets, smart glasses, cellphones, and smartwatches. These devices provide diverse, multi-modal sensor inputs, including…

计算机视觉与模式识别 · 计算机科学 2025-04-14 Jian Wang , Rishabh Dabral , Diogo Luvizon , Zhe Cao , Lingjie Liu , Thabo Beeler , Christian Theobalt

Multivariate time series(MTS) is a universal data type related to many practical applications. However, MTS suffers from missing data problems, which leads to degradation or even collapse of the downstream tasks, such as prediction and…

机器学习 · 计算机科学 2022-09-19 Kai Zhang , Qinmin Yang , Chao Li

Multimodal learning has demonstrated remarkable performance improvements over unimodal architectures. However, multimodal learning methods often exhibit deteriorated performances if one or more modalities are missing. This may be attributed…

Multimodal data encountered in real-world scenarios are typically of low quality, with noisy modalities and missing modalities being typical forms that severely hinder model performance and robustness. However, prior works often handle…

机器学习 · 计算机科学 2026-03-04 Sijie Mai , Shiqin Han , Haifeng Hu