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While Transformers have rapidly gained popularity in various computer vision applications, post-hoc explanations of their internal mechanisms remain largely unexplored. Vision Transformers extract visual information by representing image…

计算机视觉与模式识别 · 计算机科学 2024-03-22 Junyi Wu , Bin Duan , Weitai Kang , Hao Tang , Yan Yan

Current interactive LLM agents rely on goal-conditioned stepwise planning, where environmental understanding is acquired reactively during execution rather than established beforehand. This temporal inversion leads to Delayed Environmental…

人工智能 · 计算机科学 2026-05-14 Yuxin Liu , Ziang Ye , Yueqing Sun , Mingye Zhu , Jinwei Xiao , Zhuowen Han , Qi GU , Xunliang Cai , Lei Zhang

The next-token prediction (NTP) objective trains language models to predict a single token at each step, even though many continuations can express the same meaning. For example, in the sentence ``this sticker can be placed here'',…

计算与语言 · 计算机科学 2026-05-26 Christine Zhang , Dan Jurafsky , Chen Shani

Anticipating diverse future states is a central challenge in video world modeling. Discriminative world models produce a deterministic prediction that implicitly averages over possible futures, while existing generative world models remain…

计算机视觉与模式识别 · 计算机科学 2026-04-07 Tommie Kerssies , Gabriele Berton , Ju He , Qihang Yu , Wufei Ma , Daan de Geus , Gijs Dubbelman , Liang-Chieh Chen

We introduce TAM-RL (Task Aware Modulation using Representation Learning), a novel multimodal meta-learning framework for few-shot learning in heterogeneous systems, designed for science and engineering problems where entities share a…

机器学习 · 计算机科学 2024-10-17 Arvind Renganathan , Rahul Ghosh , Ankush Khandelwal , Vipin Kumar

Machine learning potentials have achieved great success in accelerating atomistic simulations. Many of them relying on atom-centered local descriptors are natural for parallelization. More recent message passing neural network (MPNN) models…

化学物理 · 物理学 2025-06-10 Junfan Xia , Bin Jiang

The autoregressive nature of conventional large language models (LLMs) inherently limits inference speed, as tokens are generated sequentially. While speculative and parallel decoding techniques attempt to mitigate this, they face…

人工智能 · 计算机科学 2024-10-22 Aishwarya P S , Pranav Ajit Nair , Yashas Samaga , Toby Boyd , Sanjiv Kumar , Prateek Jain , Praneeth Netrapalli

In this work we explore a new approach for robots to teach themselves about the world simply by observing it. In particular we investigate the effectiveness of learning task-agnostic representations for continuous control tasks. We extend…

计算机视觉与模式识别 · 计算机科学 2019-02-05 Debidatta Dwibedi , Jonathan Tompson , Corey Lynch , Pierre Sermanet

Vision-language-action (VLA) models increasingly rely on auxiliary world modules to plan over long horizons, yet how such modules should be parameterized on top of a pretrained VLA remains an open design question. Existing…

计算机视觉与模式识别 · 计算机科学 2026-05-15 Zuojin Tang , Shengchao Yuan , Xiaoxin Bai , Zhiyuan Jing , De Ma , Gang Pan , Bin Liu

In drug discovery, molecular optimization aims to iteratively refine a lead compound to improve molecular properties while preserving structural similarity to the original molecule. However, each oracle evaluation is expensive, making…

机器学习 · 计算机科学 2026-04-15 Ziqing Wang , Yibo Wen , Abhishek Pandy , Han Liu , Kaize Ding

"Dreaming" enables agents to learn from imagined experiences, enabling more robust and sample-efficient learning of world models. In this work, we consider innovations to the state-of-the-art Dreamer model using probabilistic methods that…

机器学习 · 计算机科学 2026-03-06 Gavin Wong

World model based planning has significantly improved decision-making in complex environments by enabling agents to simulate future states and make informed choices. This computational burden is particularly restrictive in robotics, where…

机器人学 · 计算机科学 2026-02-27 Junha Chun , Youngjoon Jeong , Taesup Kim

Continual learning (CL) has attracted increasing attention in the recent past. It aims to mimic the human ability to learn new concepts without catastrophic forgetting. While existing CL methods accomplish this to some extent, they are…

计算机视觉与模式识别 · 计算机科学 2023-06-16 Zhiyuan Hu , Jiancheng Lyu , Dashan Gao , Nuno Vasconcelos

To apply neural sequence models such as the Transformers to music generation tasks, one has to represent a piece of music by a sequence of tokens drawn from a finite set of pre-defined vocabulary. Such a vocabulary usually involves tokens…

声音 · 计算机科学 2021-01-08 Wen-Yi Hsiao , Jen-Yu Liu , Yin-Cheng Yeh , Yi-Hsuan Yang

Recently, text world games have been proposed to enable artificial agents to understand and reason about real-world scenarios. These text-based games are challenging for artificial agents, as it requires an understanding of and interaction…

计算与语言 · 计算机科学 2021-12-24 Ishika Singh , Gargi Singh , Ashutosh Modi

This article introduces a novel and fast method for refining pre-trained static word or, more generally, token embeddings. By incorporating the embeddings of neighboring tokens in text corpora, it continuously updates the representation of…

计算与语言 · 计算机科学 2025-04-22 Mario M. Kubek , Shiraj Pokharel , Thomas Böhme , Emma L. McDaniel , Herwig Unger , Armin R. Mikler

Developing effective world models is crucial for creating artificial agents that can reason about and navigate complex environments. In this paper, we investigate a deep supervision technique for encouraging the development of a world model…

人工智能 · 计算机科学 2025-04-08 Andrii Zahorodnii

Trajectory optimizers for model-based reinforcement learning, such as the Cross-Entropy Method (CEM), can yield compelling results even in high-dimensional control tasks and sparse-reward environments. However, their sampling inefficiency…

Model parallelism has become a necessity for training modern large-scale deep language models. In this work, we identify a new and orthogonal dimension from existing model parallel approaches: it is possible to perform pipeline parallelism…

机器学习 · 计算机科学 2021-09-29 Zhuohan Li , Siyuan Zhuang , Shiyuan Guo , Danyang Zhuo , Hao Zhang , Dawn Song , Ion Stoica

Modern scientific discovery increasingly relies on high-performance computing for complex modeling and simulation. A key challenge in improving parallel program performance is efficiently mapping tasks to processors and data to memory, a…

机器学习 · 计算机科学 2025-06-02 Anjiang Wei , Allen Nie , Thiago S. F. X. Teixeira , Rohan Yadav , Wonchan Lee , Ke Wang , Alex Aiken