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In model-based learning, the agent learns behaviors by simulating trajectories based on world model predictions. Standard world models typically learn a stationary transition function that maps states and actions to next states, when an…

人工智能 · 计算机科学 2026-05-11 Qinshi Zhang , Weipeng Deng , Zhihan Jiang , Jiaming Qu , Qianren Li , Weitao Xu , Ray LC

Sequence-to-sequence architectures built upon recurrent neural networks have become a standard choice for multi-step-ahead time series prediction. In these models, the decoder produces future values conditioned on contextual inputs,…

机器学习 · 计算机科学 2026-02-06 Qi Sima , Xinze Zhang , Yukun Bao , Siyue Yang , Liang Shen

Machine learning models have shown great success in predicting weather up to two weeks ahead, outperforming process-based benchmarks. However, existing approaches mostly focus on the prediction task, and do not incorporate the necessary…

Climate decision-making in the GCC states increasingly demands systems that can translate heterogeneous scientific and policy evidence into actionable guidance, yet general-purpose large language models (LLMs) remain weak both in…

机器学习 · 计算机科学 2026-04-21 Muhammad Umer Sheikh , Khawar Shehzad , Salman Khan , Fahad Shahbaz Khan , Muhammad Haris Khan

Autonomous driving (AD) technology promises to revolutionize daily transportation by making it safer, more efficient, and more comfortable. Their role in reducing traffic accidents and improving mobility will be vital to the future of…

机器人学 · 计算机科学 2024-11-19 Sonda Fourati , Wael Jaafar , Noura Baccar

Predicting future trajectories of traffic agents in highly interactive environments is an essential and challenging problem for the safe operation of autonomous driving systems. On the basis of the fact that self-driving vehicles are…

计算机视觉与模式识别 · 计算机科学 2021-03-30 Chiho Choi , Joon Hee Choi , Jiachen Li , Srikanth Malla

Predicting future trajectories of traffic agents in highly interactive environments is an essential and challenging problem for the safe operation of autonomous driving systems. On the basis of the fact that self-driving vehicles are…

计算机视觉与模式识别 · 计算机科学 2021-06-15 Chiho Choi , Joon Hee Choi , Srikanth Malla , Jiachen Li

We present an operations-ready multi-model ensemble weather forecasting system which uses hybrid data-driven weather prediction models coupled with the European Centre for Medium-range Weather Forecasts (ECMWF) ocean model to predict global…

大气与海洋物理 · 物理学 2024-03-26 Jonathan A. Weyn , Divya Kumar , Jeremy Berman , Najeeb Kazmi , Sylwester Klocek , Pete Luferenko , Kit Thambiratnam

Encoding time series into tokens and using language models for processing has been shown to substantially augment the models' ability to generalize to unseen tasks. However, existing language models for time series forecasting encounter…

机器学习 · 计算机科学 2024-12-18 Tianyi Yin , Jingwei Wang , Yunlong Ma , Han Wang , Chenze Wang , Yukai Zhao , Min Liu , Weiming Shen , Yufeng Chen

Accurate accident anticipation remains challenging when driver cognition and dynamic road conditions are underrepresented in predictive models. In this paper, we propose CAMERA (Context-Aware Multi-modal Enhanced Risk Anticipation), a…

计算工程、金融与科学 · 计算机科学 2025-07-17 Jiaxun Zhang , Haicheng Liao , Yumu Xie , Chengyue Wang , Yanchen Guan , Bin Rao , Zhenning Li

Autoregressive (AR) models excel at generating temporally coherent audio by producing tokens sequentially, yet they often falter in faithfully following complex textual prompts, especially those describing complex sound events. We uncover a…

计算与语言 · 计算机科学 2026-01-22 Juncheng Wang , Zhe Hu , Chao Xu , Siyue Ren , Yuxiang Feng , Yang Liu , Baigui Sun , Shujun Wang

Our work explores the task of generating future sensor observations conditioned on the past. We are motivated by `predictive coding' concepts from neuroscience as well as robotic applications such as self-driving vehicles. Predictive video…

计算机视觉与模式识别 · 计算机科学 2024-04-18 Tarasha Khurana , Deva Ramanan

Interpreting natural-language commands to localize target objects is critical for autonomous driving (AD). Existing visual grounding (VG) methods for autonomous vehicles (AVs) typically struggle with ambiguous, context-dependent…

计算机视觉与模式识别 · 计算机科学 2026-05-11 Haicheng Liao , Huanming Shen , Bonan Wang , Yongkang Li , Yihong Tang , Chengyue Wang , Dingyi Zhuang , Kehua Chen , Hai Yang , Chengzhong Xu , Zhenning Li

Delay-coordinate embedding is a powerful, time-tested mathematical framework for reconstructing the dynamics of a system from a series of scalar observations. Most of the associated theory and heuristics are overly stringent for real-world…

动力系统 · 数学 2018-05-22 Joshua Garland

There has been a recent surge of interest in time series modeling using the Transformer architecture. However, forecasting multivariate time series with Transformer presents a unique challenge as it requires modeling both temporal…

机器学习 · 计算机科学 2025-07-04 Yu-Hsiang Lan , Eric K. Oermann

Time series forecasting plays a crucial role in various applications, particularly in healthcare, where accurate predictions of future health trajectories can significantly impact clinical decision-making. Ensuring transparency and…

机器学习 · 计算机科学 2025-05-22 Jeremy Qin

We investigate the possibility of forcing a self-supervised model trained using a contrastive predictive loss to extract slowly varying latent representations. Rather than producing individual predictions for each of the future…

Global Climate Models (GCMs) are numerical models that simulate complex physical processes within the Earth's climate system and are essential for understanding and predicting climate change. However, GCMs suffer from systemic biases due to…

应用统计 · 统计学 2026-02-23 Reetam Majumder , Shiqi Fang , A. Sankarasubramanian , Emily C. Hector , Brian J. Reich

We introduce AIFS-COMPO, a skilful medium-range data-driven global forecasting system for aerosols and reactive gases. Building on the ECMWF Artificial Intelligence Forecast System (AIFS), AIFS-COMPO employs a transformer-based…

大气与海洋物理 · 物理学 2026-04-07 Paula Harder , Johannes Flemming , Mihai Alexe , Gert Mertes , Baudouin Raoult , Matthew Chantry

We present Generative Predictive Control (GPC), an inference-time method for improving pretrained behavior-cloning policies without retraining. GPC augments a frozen diffusion policy at deployment with an action-conditioned world model…

机器人学 · 计算机科学 2026-03-13 Han Qi , Haocheng Yin , Aris Zhu , Yilun Du , Heng Yang