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Imagination in world models is crucial for enabling agents to learn long-horizon policy in a sample-efficient manner. Existing recurrent state-space model (RSSM)-based world models depend on single-step statistical inference to capture the…

Machine Learning · Computer Science 2025-10-24 Lingyi Wang , Rashed Shelim , Walid Saad , Naren Ramakrishnan

Inference-time computation is a powerful paradigm to enhance the performance of large language models (LLMs), with Best-of-N sampling being a widely used technique. However, this method is computationally expensive, requiring both (1) an…

Computation and Language · Computer Science 2024-10-04 Rohin Manvi , Anikait Singh , Stefano Ermon

State-space modeling has emerged as a powerful paradigm for sequence analysis in various tasks such as natural language processing, time-series forecasting, and signal processing. In this work, we propose an \emph{Adaptive State-Space…

Machine Learning · Computer Science 2025-07-31 Alice Zhang , Chao Li

We propose GAM-Agent, a game-theoretic multi-agent framework for enhancing vision-language reasoning. Unlike prior single-agent or monolithic models, GAM-Agent formulates the reasoning process as a non-zero-sum game between base…

Artificial Intelligence · Computer Science 2025-05-30 Jusheng Zhang , Yijia Fan , Wenjun Lin , Ruiqi Chen , Haoyi Jiang , Wenhao Chai , Jian Wang , Keze Wang

State space models (SSMs) have emerged as an efficient alternative to Transformer models for language modeling, offering linear computational complexity and constant memory usage as context length increases. However, despite their…

Computation and Language · Computer Science 2025-04-23 Zhifan Ye , Kejing Xia , Yonggan Fu , Xin Dong , Jihoon Hong , Xiangchi Yuan , Shizhe Diao , Jan Kautz , Pavlo Molchanov , Yingyan Celine Lin

Large Language Models (LLMs) have demonstrated remarkable capabilities across a wide range of language tasks, yet complex multi-step reasoning remains a fundamental challenge. While Large Reasoning Models (LRMs) equipped with extended…

Artificial Intelligence · Computer Science 2026-03-17 Guangfu Hao , Yuming Dai , Xianzhe Qin , Shan Yu

Large Vision-Language Models (LVLMs) show promise for embodied planning tasks but struggle with complex scenarios involving unfamiliar environments and multi-step goals. Current approaches rely on environment-agnostic imitation learning…

Artificial Intelligence · Computer Science 2025-07-03 Junhao Shi , Zhaoye Fei , Siyin Wang , Qipeng Guo , Jingjing Gong , Xipeng Qiu

Transformers have proved to be very effective for visual recognition tasks. In particular, vision transformers construct compressed global representations through self-attention and learnable class tokens. Multi-resolution transformers have…

Computer Vision and Pattern Recognition · Computer Science 2022-12-16 Loic Themyr , Clement Rambour , Nicolas Thome , Toby Collins , Alexandre Hostettler

Large language models (LLMs) are increasingly used both to make decisions in domains such as health, education and law, and to simulate human behavior. Yet how closely LLMs mirror actual human decision-making remains poorly understood. This…

Artificial Intelligence · Computer Science 2025-11-26 Andrea Cera Palatsi , Samuel Martin-Gutierrez , Ana S. Cardenal , Max Pellert

Large language models (LLMs) acquire most of their knowledge during pretraining, which ties them to a fixed snapshot of the world and makes adaptation to continuously evolving knowledge challenging. As facts, entities, and events change…

Computation and Language · Computer Science 2026-04-16 Hanbing Liu , Lang Cao , Yang Li

The reasoning capabilities of LLM (Large Language Model) are widely acknowledged in recent research, inspiring studies on tool learning and autonomous agents. LLM serves as the "brain" of the agent, orchestrating multiple tools for…

Machine Learning · Computer Science 2024-03-26 Xiangyan Liu , Rongxue Li , Wei Ji , Tao Lin

Human activity recognition (HAR) from inertial sensors is essential for ubiquitous computing, mobile health, and ambient intelligence. Conventional deep models such as Convolutional Neural Networks (CNNs), Recurrent Neural Networks (RNNs),…

Human-Computer Interaction · Computer Science 2025-11-27 Thai-Khanh Nguyen , Uyen Vo , Tan M. Nguyen , Thieu N. Vo , Trung-Hieu Le , Cuong Pham

Large Language Models (LLMs) are important tools for reasoning and problem-solving, while they often operate passively, answering questions without actively discovering new ones. This limitation reduces their ability to simulate human-like…

Computational Engineering, Finance, and Science · Computer Science 2025-09-26 Hong Su

Enhancing the reasoning capabilities of language models (LMs) remains a key challenge, especially for tasks that require complex, multi-step decision-making where existing Chain-of-Thought (CoT) approaches struggle with consistency and…

Computation and Language · Computer Science 2025-08-21 Siheng Xiong , Ali Payani , Yuan Yang , Faramarz Fekri

As one of the most representative DL techniques, Transformer architecture has empowered numerous advanced models, especially the large language models (LLMs) that comprise billions of parameters, becoming a cornerstone in deep learning.…

Machine Learning · Computer Science 2026-04-07 Haohao Qu , Liangbo Ning , Rui An , Wenqi Fan , Tyler Derr , Hui Liu , Xin Xu , Qing Li

Reasoning about time is essential for understanding the nuances of events described in natural language. Previous research on this topic has been limited in scope, characterized by a lack of standardized benchmarks that would allow for…

Computation and Language · Computer Science 2024-06-03 Yuqing Wang , Yun Zhao

A critical bottleneck in deep reinforcement learning (DRL) is sample inefficiency, as training high-performance agents often demands extensive environmental interactions. Model-based reinforcement learning (MBRL) mitigates this by building…

Machine Learning · Computer Science 2025-09-30 Boxuan Zhang , Runqing Wang , Wei Xiao , Weipu Zhang , Jian Sun , Gao Huang , Jie Chen , Gang Wang

In the realm of computer graphics, the ability to learn continuously from non-stationary data streams while adapting to new visual patterns and mitigating catastrophic forgetting is of paramount importance. Existing approaches often…

Graphics · Computer Science 2025-04-01 Jiahao Qin , Feng Liu , Lu Zong

Speech Emotion Recognition (SER) is a fundamental task to predict the emotion label from speech data. Recent works mostly focus on using convolutional neural networks~(CNNs) to learn local attention map on fixed-scale feature representation…

Sound · Computer Science 2022-04-13 Wenjing Zhu , Xiang Li

Vision-Language-Action (VLA) models have recently achieved notable progress in end-to-end autonomous driving by integrating perception, reasoning, and control within a unified multimodal framework. However, they often lack explicit modeling…

Computer Vision and Pattern Recognition · Computer Science 2026-04-13 Guoqing Wang , Pin Tang , Xiangxuan Ren , Guodongfang Zhao , Bailan Feng , Chao Ma