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Recent advances in generative models have yielded impressive progress on motion in-betweening, allowing for more complex, varied, and realistic motion transitions. However, recent methods still exhibit noticeable limitations in preserving…

Graphics · Computer Science 2026-05-14 Shiyu Fan , Paul Henderson , Edmond S. L. Ho

Cross-modal alignment is crucial for multimodal representation fusion due to the inherent heterogeneity between modalities. While Transformer-based methods have shown promising results in modeling inter-modal relationships, their quadratic…

Computer Vision and Pattern Recognition · Computer Science 2024-12-03 Yan Li , Yifei Xing , Xiangyuan Lan , Xin Li , Haifeng Chen , Dongmei Jiang

The bifurcation of generative modeling into autoregressive approaches for discrete data (text) and diffusion approaches for continuous data (images) hinders the development of truly unified multimodal systems. While Masked Language Models…

Computation and Language · Computer Science 2026-01-08 Yuanfeng Xu , Yuhao Chen , Liang Lin , Guangrun Wang

Flow Matching (FM) is a simulation-free method for learning a continuous and invertible flow to interpolate between two distributions, and in particular to generate data from noise. Inspired by the variational nature of the diffusion…

Machine Learning · Statistics 2025-07-14 Chen Xu , Xiuyuan Cheng , Yao Xie

The analysis of data sets arising from multiple sensors has drawn significant research attention over the years. Traditional methods, including kernel-based methods, are typically incapable of capturing nonlinear geometric structures. We…

Data Analysis, Statistics and Probability · Physics 2017-08-04 Ronen Talmon , Hau-tieng Wu

Unified multimodal models (UMMs) achieve strong performance in both understanding and generation by learning a shared latent space, yet they often exhibit functional inconsistency between these two capabilities. We observe that this issue…

Computer Vision and Pattern Recognition · Computer Science 2026-05-19 Yinyi Luo , Wenwen Wang , Hayes Bai , Marios Savvides , Jindong Wang

Vision-Language-Action (VLA) models aim to control robots for manipulation from visual observations and natural-language instructions. However, existing hierarchical and autoregressive paradigms often introduce architectural overhead,…

n this work, we propose a latent molecular diffusion model that can make the generated 3D molecules rich in diversity and maintain rich geometric features. The model captures the information of the forces and local constraints between atoms…

Machine Learning · Computer Science 2024-12-06 Xiang Chen

We study a challenging task, conditional human motion generation, which produces plausible human motion sequences according to various conditional inputs, such as action classes or textual descriptors. Since human motions are highly diverse…

Computer Vision and Pattern Recognition · Computer Science 2023-05-22 Xin Chen , Biao Jiang , Wen Liu , Zilong Huang , Bin Fu , Tao Chen , Jingyi Yu , Gang Yu

While current diffusion-based models, typically built on U-Net architectures, have shown promising results on the text-to-motion generation task, they still suffer from semantic misalignment and kinematic artifacts. Through analysis, we…

Computer Vision and Pattern Recognition · Computer Science 2025-10-01 Haozhe Jia , Wenshuo Chen , Yuqi Lin , Yang Yang , Lei Wang , Mang Ning , Bowen Tian , Songning Lai , Nanqian Jia , Yifan Chen , Yutao Yue

Generalizing locomotion policies across diverse legged robots with varying morphologies is a key challenge due to differences in observation/action dimensions and system dynamics. In this work, we propose Multi-Loco, a novel unified…

Robotics · Computer Science 2025-06-16 Shunpeng Yang , Zhen Fu , Zhefeng Cao , Guo Junde , Patrick Wensing , Wei Zhang , Hua Chen

Recent advances in generative models for medical imaging have shown promise in representing multiple modalities. However, the variability in modality availability across datasets limits the general applicability of the synthetic data they…

Image and Video Processing · Electrical Eng. & Systems 2024-10-02 Sven Lüpke , Yousef Yeganeh , Ehsan Adeli , Nassir Navab , Azade Farshad

While diffusion Multimodal Large Language Models (dMLLMs) have recently achieved remarkable strides in multimodal generation, the development of interpretability mechanisms has lagged behind their architectural evolution. Unlike traditional…

Artificial Intelligence · Computer Science 2026-04-14 Haomin Zuo , Yidi Li , Luoxiao Yang , Xiaofeng Zhang

Large Language Models (LLMs) have significantly advanced molecular discovery, but existing multimodal molecular architectures fundamentally rely on autoregressive (AR) backbones. This strict left-to-right inductive bias is sub-optimal for…

Artificial Intelligence · Computer Science 2026-04-08 Seohyeon Shin , HanJun Choi , Jun-Hyung Park , Hong Kook Kim , Mansu Kim

Recent advances in motion diffusion models have substantially improved the realism of human motion synthesis. However, existing approaches either rely on full-sequence diffusion models with bidirectional generation, which limits temporal…

Computer Vision and Pattern Recognition · Computer Science 2026-02-27 Qing Yu , Akihisa Watanabe , Kent Fujiwara

This paper uses the capabilities of latent diffusion models (LDMs) to generate realistic RGB human-object interaction scenes to guide humanoid loco-manipulation planning. To do so, we extract from the generated images both the contact…

Robotics · Computer Science 2025-04-24 Ilyass Taouil , Haizhou Zhao , Angela Dai , Majid Khadiv

This paper introduces Swap Forward (SaFa), a modality-agnostic and efficient method to generate seamless and coherence long spectrum and panorama through latent swap joint diffusion across multi-views. We first investigate the spectrum…

Sound · Computer Science 2025-07-30 Yusheng Dai , Chenxi Wang , Chang Li , Chen Wang , Jun Du , Kewei Li , Ruoyu Wang , Jiefeng Ma , Lei Sun , Jianqing Gao

Current SMILES-based diffusion models for molecule generation typically support only unimodal constraint. They inject conditioning signals at the start of the training process and require retraining a new model from scratch whenever the…

Machine Learning · Computer Science 2025-08-21 Yunzhe Zhang , Yifei Wang , Khanh Vinh Nguyen , Pengyu Hong

We introduce MoLingo, a text-to-motion (T2M) model that generates realistic, lifelike human motion by denoising in a continuous latent space. Recent works perform latent space diffusion, either on the whole latent at once or…

Computer Vision and Pattern Recognition · Computer Science 2026-03-27 Yannan He , Garvita Tiwari , Xiaohan Zhang , Pankaj Bora , Tolga Birdal , Jan Eric Lenssen , Gerard Pons-Moll

Vision-Language-Action (VLA) models have achieved remarkable progress in robotic manipulation by mapping multimodal observations and instructions directly to actions. However, they typically mimic expert trajectories without predictive…

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