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Different machine learning models can represent the same underlying concept in different ways. This variability is particularly valuable for in-the-wild multimodal retrieval, where the objective is to identify the corresponding…

Information Retrieval · Computer Science 2025-06-11 Fan Xu , Luis A. Leiva

Swept volume computation, the determination of regions occupied by moving objects, is essential in graphics, robotics, and manufacturing. Existing approaches either explicitly track surfaces, suffering from robustness issues under complex…

Computational Geometry · Computer Science 2025-09-12 Pengfei Wang , Yuexin Yang , Shuangmin Chen , Shiqing Xin , Changhe Tu , Wenping Wang

Audio-visual learning helps to comprehensively understand the world by fusing practical information from multiple modalities. However, recent studies show that the imbalanced optimization of uni-modal encoders in a joint-learning model is a…

Sound · Computer Science 2023-03-14 Ruize Xu , Ruoxuan Feng , Shi-Xiong Zhang , Di Hu

Multimodal learning seeks to integrate information across diverse sensory sources, yet current approaches struggle to balance cross-modal generalizability with modality-specific structure. Continuous (implicit) methods preserve fine-grained…

Computer Vision and Pattern Recognition · Computer Science 2026-05-14 Souptik Sen , Raneen Younis , Zahra Ahmadi

Continual learning aims to learn knowledge of tasks observed in sequential time steps while mitigating the forgetting of previously learned knowledge. Existing methods were designed to learn a single modality (e.g., image) over time, which…

Computer Vision and Pattern Recognition · Computer Science 2025-08-15 Hyundong Jin , Eunwoo Kim

Optimal transport (OT) is a widely used technique for distribution alignment, with applications throughout the machine learning, graphics, and vision communities. Without any additional structural assumptions on trans-port, however, OT can…

Machine Learning · Computer Science 2021-07-20 Chi-Heng Lin , Mehdi Azabou , Eva L. Dyer

Multimodal Attributed Graphs (MAGs) have been widely adopted for modeling complex systems by integrating multi-modal information, such as text and images, on nodes. However, we identify a discrepancy between the implicit semantic structure…

Machine Learning · Computer Science 2026-02-02 Yilong Zuo , Xunkai Li , Zhihan Zhang , Qiangqiang Dai , Ronghua Li , Guoren Wang

Multimodal representation learning is fundamentally about transforming incomparable modalities into comparable representations. While prior research primarily focused on explicitly aligning these representations through targeted learning…

Machine Learning · Computer Science 2025-06-16 Megan Tjandrasuwita , Chanakya Ekbote , Liu Ziyin , Paul Pu Liang

Understanding the physical world requires perceptual models grounded in physical laws rather than mere statistical correlations. However, existing multimodal learning frameworks, focused on vision and language, lack physical consistency and…

Artificial Intelligence · Computer Science 2025-11-26 Bo Pang , Chenxi Xu , Jierui Ren , Guoping Wang , Sheng Li

Beamforming techniques are utilized in millimeter wave (mmWave) communication to address the inherent path loss limitation, thereby establishing and maintaining reliable connections. However, adopting standard defined beamforming approach…

Networking and Internet Architecture · Computer Science 2025-09-16 Muhammad Baqer Mollah , Honggang Wang , Hua Fang

Recent advances in omni-modal large language models have enabled remarkable progress in joint vision-audio understanding. However, prevailing architectures rely on modality-specific encoders with a \emph{video-coarse, audio-dense} design --…

Computer Vision and Pattern Recognition · Computer Science 2026-05-05 Detao Bai , Shimin Yao , Weixuan Chen , Chengen Lai , Yuanming Li , Zhiheng Ma , Xihan Wei

Underwater visual localization remains challenging due to wavelength-dependent attenuation, poor texture, and non-Gaussian sensor noise. We introduce MARVO, a physics-aware, learning-integrated odometry framework that fuses underwater image…

Robotics · Computer Science 2025-12-01 Sacchin Sundar , Atman Kikani , Aaliya Alam , Sumukh Shrote , A. Nayeemulla Khan , A. Shahina

Vision-language models enable the understanding and reasoning of complex traffic scenarios through multi-source information fusion, establishing it as a core technology for autonomous driving. However, existing vision-language models are…

Computer Vision and Pattern Recognition · Computer Science 2025-12-17 Minghui Hou , Wei-Hsing Huang , Shaofeng Liang , Daizong Liu , Tai-Hao Wen , Gang Wang , Runwei Guan , Weiping Ding

This paper investigates the inverse capabilities and broader utility of multimodal latent spaces within task-specific AI (Artificial Intelligence) models. While these models excel at their designed forward tasks (e.g., text-to-image…

Machine Learning · Computer Science 2025-08-01 Siwoo Park

Large multimodal models (LMMs) have gained impressive performance due to their outstanding capability in various understanding tasks. However, these models still suffer from some fundamental limitations related to robustness and…

Computer Vision and Pattern Recognition · Computer Science 2025-11-27 Thanh-Dat Truong , Huu-Thien Tran , Tran Thai Son , Bhiksha Raj , Khoa Luu

Multimodal visual object tracking can be divided into to several kinds of tasks (e.g. RGB and RGB+X tracking), based on the input modality. Existing methods often train separate models for each modality or rely on pretrained models to adapt…

Computer Vision and Pattern Recognition · Computer Science 2026-05-06 Lingyi Hong , Jinglun Li , Xinyu Zhou , Kaixun Jiang , Pinxue Guo , Zhaoyu Chen , Runze Li , Xingdong Sheng , Wenqiang Zhang

Aligning objects with corresponding textual descriptions is a fundamental challenge and a realistic requirement in vision-language understanding. While recent multimodal embedding models excel at global image-text alignment, they often…

Computer Vision and Pattern Recognition · Computer Science 2026-02-04 Shenghao Fu , Yukun Su , Fengyun Rao , Jing Lyu , Xiaohua Xie , Wei-Shi Zheng

Optimal Transport (OT) has recently emerged as a powerful framework for learning minimal-displacement maps between distributions. The predominant approach involves a neural parametrization of the Monge formulation of OT, typically assuming…

Machine Learning · Computer Science 2024-07-23 Athina Sotiropoulou , David Alvarez-Melis

Recent advances in language and vision have demonstrated that scaling up model capacity consistently improves performance across diverse tasks. In 3D visual geometry reconstruction, large-scale training has likewise proven effective for…

Computer Vision and Pattern Recognition · Computer Science 2025-11-03 Jingnan Gao , Zhe Wang , Xianze Fang , Xingyu Ren , Zhuo Chen , Shengqi Liu , Yuhao Cheng , Jiangjing Lyu , Xiaokang Yang , Yichao Yan

High-dimensional multimodal data arises in many scientific fields. The integration of multimodal data becomes challenging when there is no known correspondence between the samples and the features of different datasets. To tackle this…

Quantitative Methods · Quantitative Biology 2023-04-11 Kathryn Dover , Zixuan Cang , Anna Ma , Qing Nie , Roman Vershynin