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We introduce $\textbf{F}$uture $\textbf{LA}$tent $\textbf{RE}$presentation Alignment ($\textbf{FLARE}$), a novel framework that integrates predictive latent world modeling into robot policy learning. By aligning features from a diffusion…

Generative Sequential Recommendation (GSR) has emerged as a promising paradigm, reframing recommendation as an autoregressive sequence generation task over discrete Semantic IDs (SIDs), typically derived via codebook-based quantization.…

信息检索 · 计算机科学 2026-01-26 Dengzhao Fang , Jingtong Gao , Yu Li , Xiangyu Zhao , Yi Chang

Diffusion policies have recently emerged as a powerful paradigm for visuomotor control in robotic manipulation due to their ability to model the distribution of action sequences and capture multimodality. However, iterative denoising leads…

机器人学 · 计算机科学 2026-05-05 Jinhao Li , Yuxuan Cong , Yingqiao Wang , Hao Xia , Shan Huang , Yijia Zhang , Ningyi Xu , Guohao Dai

Time series imputation models have traditionally been developed using complete datasets with artificial masking patterns to simulate missing values. However, in real-world infrastructure monitoring, practitioners often encounter datasets…

机器学习 · 计算机科学 2025-06-26 Ryan Hildebrant , Rahul Bhope , Sharad Mehrotra , Christopher Tull , Nalini Venkatasubramanian

Recent advances in diffusion$/$flow-matching policies have enabled imitation learning of complex, multi-modal action trajectories. However, they are computationally expensive because they sample a trajectory of trajectories: a…

In this work, we propose Dimple, the first Discrete Diffusion Multimodal Large Language Model (DMLLM). We observe that training with a purely discrete diffusion approach leads to significant training instability, suboptimal performance, and…

计算机视觉与模式识别 · 计算机科学 2025-05-27 Runpeng Yu , Xinyin Ma , Xinchao Wang

Room impulse response (RIR) generation remains a critical challenge for creating immersive virtual acoustic environments. Current methods suffer from two fundamental limitations: the scarcity of full-band RIR datasets and the inability of…

声音 · 计算机科学 2025-10-30 Ali Vosoughi , Yongyi Zang , Qihui Yang , Nathan Paek , Randal Leistikow , Chenliang Xu

Information-seeking is a core capability for AI agents, requiring them to gather and reason over tool-generated information across long trajectories. However, such multi-step information-seeking tasks remain challenging for agents backed by…

人工智能 · 计算机科学 2025-11-25 Jaewoo Lee , Archiki Prasad , Justin Chih-Yao Chen , Zaid Khan , Elias Stengel-Eskin , Mohit Bansal

Failure attribution in LLM-based multi-agent systems aims to identify the steps that contribute to a failed execution. This task remains difficult because a single execution can contain many agent actions and tool calls, failure evidence…

软件工程 · 计算机科学 2026-05-15 Yang Liu , Hongjiang Feng , Junsong Pu , Zhuangbin Chen

Reinforcement Learning (RL) trains agents to learn optimal behavior by maximizing reward signals from experience datasets. However, RL training often faces memory limitations, leading to execution latencies and prolonged training times. To…

We present a low-cost legged mobile manipulation system that solves long-horizon real-world tasks, trained by reinforcement learning purely in simulation. This system is made possible by 1) a hierarchical design of a high-level policy for…

机器人学 · 计算机科学 2025-01-31 Haichao Zhang , Haonan Yu , Le Zhao , Andrew Choi , Qinxun Bai , Break Yang , Wei Xu

Robotic manipulation requires both rich multimodal perception and effective learning frameworks to handle complex real-world tasks. See-through-skin (STS) sensors, which combine tactile and visual perception, offer promising sensing…

机器人学 · 计算机科学 2026-02-10 Yuyang Li , Yinghan Chen , Zihang Zhao , Puhao Li , Tengyu Liu , Siyuan Huang , Yixin Zhu

Policy learning in robot-assisted surgery (RAS) lacks data efficient and versatile methods that exhibit the desired motion quality for delicate surgical interventions. To this end, we introduce Movement Primitive Diffusion (MPD), a novel…

Imitation learning has become a cornerstone for solving complex robotic manipulation tasks. In particular, multimodality, which enables robots to capture diverse yet valid behavioral patterns, has driven the rapid emergence of generative…

机器人学 · 计算机科学 2026-05-29 Jindou Jia , Tuo An , Yuxuan Hu , Gen Li , Jingliang Li , Bohan Hou , Xiangyu Chen , Jiaqi Bai , Bofan Lyu , Jianfei Yang

Recent advancements in vision-language-action (VLA) models have shown promise in robotic manipulation, yet they continue to struggle with long-horizon, multi-step tasks. Existing methods lack internal reasoning mechanisms that can identify…

Recent deep learning methods for fMRI-based diagnosis have achieved promising accuracy by modeling functional connectivity networks. However, standard approaches often struggle with noisy interactions, and conventional post-hoc attribution…

机器学习 · 计算机科学 2026-02-25 Kunyu Zhang , Yanwu Yang , Jing Zhang , Xiangjie Shi , Shujian Yu

When human acquire physical skills (e.g., tennis) from experts, we tend to first learn from merely observing the expert. But this is often insufficient. We then engage in practice, where we try to emulate the expert and ensure that our…

机器人学 · 计算机科学 2024-08-09 Yunhai Han , Zhenyang Chen , Kyle A Williams , Harish Ravichandar

Inspired by recent findings on the fractal geometry of language, we introduce Recursive INference Scaling (RINS) as a complementary, plug-in recipe for scaling inference time in language and multimodal systems. RINS is a particular form of…

人工智能 · 计算机科学 2025-05-09 Ibrahim Alabdulmohsin , Xiaohua Zhai

Despite remarkable progress, image generation is far from solved. The dominant metric, FID, conflates sample fidelity with mode coverage and is close to being saturated. Yet a model can still exhibit mode collapse while achieving a low FID,…

计算机视觉与模式识别 · 计算机科学 2026-05-18 Mehdi Esmaeilzadeh , Alexia Jolicoeur-Martineau , Chirag Vashist , Ke Li

While learning from demonstrations is powerful for acquiring visuomotor policies, high-performance imitation without large demonstration datasets remains challenging for tasks requiring precise, long-horizon manipulation. This paper…

机器人学 · 计算机科学 2024-11-12 Lars Ankile , Anthony Simeonov , Idan Shenfeld , Pulkit Agrawal