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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

Unified image understanding and generation has emerged as a promising paradigm in multimodal artificial intelligence. Despite recent progress, the optimal architectural design for such unified models remains an open challenge. In this work,…

Computer Vision and Pattern Recognition · Computer Science 2025-06-23 Teng Li , Quanfeng Lu , Lirui Zhao , Hao Li , Xizhou Zhu , Yu Qiao , Jun Zhang , Wenqi Shao

We formulate a unifying framework for unsupervised continual learning (UCL), which disentangles learning objectives that are specific to the present and the past data, encompassing stability, plasticity, and cross-task consolidation. The…

Machine Learning · Computer Science 2024-08-13 Yipeng Zhang , Laurent Charlin , Richard Zemel , Mengye Ren

Recent advances in representation learning have demonstrated an ability to represent information from different modalities such as video, text, and audio in a single high-level embedding vector. In this work we present a self-supervised…

Computer Vision and Pattern Recognition · Computer Science 2021-06-11 Alexander H. Liu , SouYoung Jin , Cheng-I Jeff Lai , Andrew Rouditchenko , Aude Oliva , James Glass

Is there a way for a designer to evaluate the performance of a given hood frame geometry without spending significant time on simulation setup? This paper seeks to address this challenge by developing a multimodal machine-learning (MMML)…

Machine Learning · Computer Science 2025-09-16 Abhishek Indupally , Satchit Ramnath

Financial institutions and regulators require systems that integrate heterogeneous data to assess risks from stock fluctuations to systemic vulnerabilities. Existing approaches often treat these tasks in isolation, failing to capture…

Machine Learning · Computer Science 2026-01-07 Gongao Zhang , Haijiang Zeng , Lu Jiang

Significant advancements has recently been achieved in the field of multi-modal large language models (MLLMs), demonstrating their remarkable capabilities in understanding and reasoning across diverse tasks. However, these models are often…

Computation and Language · Computer Science 2024-08-06 Zhaowei Li , Wei Wang , YiQing Cai , Xu Qi , Pengyu Wang , Dong Zhang , Hang Song , Botian Jiang , Zhida Huang , Tao Wang

Unified Multimodal Models (UMMs) built on shared autoregressive (AR) transformers are attractive for their architectural simplicity. However, we identify a critical limitation: when trained on multimodal inputs, modality-shared transformers…

Computer Vision and Pattern Recognition · Computer Science 2026-03-03 Jitai Hao , Hao Liu , Xinyan Xiao , Qiang Huang , Jun Yu

To overcome the imbalanced multimodal learning problem, where models prefer the training of specific modalities, existing methods propose to control the training of uni-modal encoders from different perspectives, taking the inter-modal…

Computer Vision and Pattern Recognition · Computer Science 2024-07-16 Yake Wei , Siwei Li , Ruoxuan Feng , Di Hu

Multi-modality image fusion enhances scene perception by combining complementary information. Unified models aim to share parameters across modalities for multi-modality image fusion, but large modality differences often cause gradient…

Computer Vision and Pattern Recognition · Computer Science 2025-11-18 Xilai Li , Xiaosong Li , Weijun Jiang

Recent parameter-efficient language model tuning (PELT) methods manage to match the performance of fine-tuning with much fewer trainable parameters and perform especially well when training data is limited. However, different PELT methods…

Computation and Language · Computer Science 2022-09-07 Yuning Mao , Lambert Mathias , Rui Hou , Amjad Almahairi , Hao Ma , Jiawei Han , Wen-tau Yih , Madian Khabsa

Unified multimodal models aim to jointly enable visual understanding and generation, yet current benchmarks rarely examine their true integration. Existing evaluations either treat the two abilities in isolation or overlook tasks that…

Computer Vision and Pattern Recognition · Computer Science 2026-04-21 Kai Zou , Ziqi Huang , Yuhao Dong , Shulin Tian , Dian Zheng , Hongbo Liu , Jingwen He , Bin Liu , Yu Qiao , Ziwei Liu

Single-model systems often suffer from deficiencies in tasks such as speaker verification (SV) and image classification, relying heavily on partial prior knowledge during decision-making, resulting in suboptimal performance. Although…

Machine Learning · Computer Science 2024-04-25 Zuheng Kang , Yayun He , Jianzong Wang , Junqing Peng , Jing Xiao

We present UniBind, a flexible and efficient approach that learns a unified representation space for seven diverse modalities -- images, text, audio, point cloud, thermal, video, and event data. Existing works, eg., ImageBind, treat the…

Computer Vision and Pattern Recognition · Computer Science 2024-03-20 Yuanhuiyi Lyu , Xu Zheng , Jiazhou Zhou , Lin Wang

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

Recently, unsupervised representation learning (URL) has improved the sample efficiency of Reinforcement Learning (RL) by pretraining a model from a large unlabeled dataset. The underlying principle of these methods is to learn temporally…

Machine Learning · Computer Science 2023-06-12 Hojoon Lee , Koanho Lee , Dongyoon Hwang , Hyunho Lee , Byungkun Lee , Jaegul Choo

Features of the same sample generated by different pretrained models often exhibit inherently distinct feature distributions because of discrepancies in the model pretraining objectives or architectures. Learning invariant representations…

Computer Vision and Pattern Recognition · Computer Science 2026-02-05 Jie Chen , Zhu Wang , Chuanbin Liu , Xi Peng

Unsupervised multimodal change detection is a practical and challenging topic that can play an important role in time-sensitive emergency applications. To address the challenge that multimodal remote sensing images cannot be directly…

Computer Vision and Pattern Recognition · Computer Science 2023-02-08 Hongruixuan Chen , Naoto Yokoya , Chen Wu , Bo Du

Research in Anti-UAV (Unmanned Aerial Vehicle) tracking has explored various modalities, including RGB, TIR, and RGB-T fusion. However, a unified framework for cross-modal collaboration is still lacking. Existing approaches have primarily…

Computer Vision and Pattern Recognition · Computer Science 2025-12-03 Qionglin Ren , Dawei Zhang , Chunxu Tian , Dan Zhang

Neural population activity often exhibits regime-dependent non-stationarity in the form of switching dynamics. Learning accurate switching dynamical system models can reveal how behavior is encoded in neural activity. Existing switching…

Machine Learning · Computer Science 2025-12-16 DongKyu Kim , Han-Lin Hsieh , Maryam M. Shanechi