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Graph Neural Networks (GNNs) are widely used for node classification tasks but often fail to generalize when training and test nodes come from different distributions, limiting their practicality. To overcome this, recent approaches adopt…

机器学习 · 计算机科学 2024-06-04 Weihuang Zheng , Jiashuo Liu , Jiaxing Li , Jiayun Wu , Peng Cui , Youyong Kong

Diffusion large language models (dLLMs) have recently gained significant attention due to their inherent support for parallel decoding. Building on this paradigm, Mixture-of-Experts (MoE) dLLMs with autoregressive (AR) initialization have…

计算与语言 · 计算机科学 2026-05-25 Linye Wei , Zixiang Luo , Pingzhi Tang , Meng Li

Tipping points occur in many real-world systems, at which the system shifts suddenly from one state to another. The ability to predict the occurrence of tipping points from time series data remains an outstanding challenge and a major…

机器学习 · 计算机科学 2024-12-10 Chengzuo Zhuge , Jiawei Li , Wei Chen

Traffic management in a city has become a major problem due to the increasing number of vehicles on roads. Intelligent Transportation System (ITS) can help the city traffic managers to tackle the problem by providing accurate traffic…

机器学习 · 计算机科学 2021-11-04 Shatrughan Modi , Jhilik Bhattacharya , Prasenjit Basak

Congestion prediction represents a major priority for traffic management centres around the world to ensure timely incident response handling. The increasing amounts of generated traffic data have been used to train machine learning…

信号处理 · 电气工程与系统科学 2020-06-25 Adriana-Simona Mihaita , Haowen Li , Marian-Andrei Rizoiu

This technical report presents a solution for the 2020 Traffic4Cast Challenge. We consider the traffic forecasting problem as a future frame prediction task with relatively weak temporal dependencies (might be due to stochastic urban…

计算机视觉与模式识别 · 计算机科学 2020-12-07 Jingwei Xu , Jianjin Zhang , Zhiyu Yao , Yunbo Wang

Although many complex models were proposed to analyze time series data, some studies have demonstrated remarkable performance with simpler structures. A recent study proposed a non-parametric framework for 3D point cloud classification,…

机器学习 · 计算机科学 2026-05-12 Bowen Liu , Haijian Lai , Chan-Tong Lam , Junhao Dong , Benjamin Ng , Wei Ke , Sio-Kei Im

Time-Series (TS) exhibits pronounced non-stationarity. Consequently, most forecasting methods display compromised robustness to concept drift, despite the prevalent application of instance normalization. We tackle this challenge by first…

机器学习 · 计算机科学 2026-01-29 Daojun Liang , Jing Chen , Xiao Wang , Yinglong Wang , Shuo Li

Accurate long series forecasting of traffic information is critical for the development of intelligent traffic systems. We may benefit from the rapid growth of neural network analysis technology to better understand the underlying…

机器学习 · 计算机科学 2022-10-06 Ruikang Luo , Yaofeng Song , Liping Huang , Yicheng Zhang , Rong Su

Uncertainty-aware robot motion prediction is crucial for downstream traversability estimation and safe autonomous navigation in unstructured, off-road environments, where terrain is heterogeneous and perceptual uncertainty is high. Most…

Graph deep learning methods have become popular tools to process collections of correlated time series. Unlike traditional multivariate forecasting methods, graph-based predictors leverage pairwise relationships by conditioning forecasts on…

机器学习 · 计算机科学 2025-06-09 Andrea Cini , Ivan Marisca , Daniele Zambon , Cesare Alippi

The problem of the effective prediction for large-scale spatio-temporal traffic data has long haunted researchers in the field of intelligent transportation. Limited by the quantity of data, citywide traffic state prediction was seldom…

机器学习 · 计算机科学 2020-11-18 Fanyou Wu , Yang Liu , Zhiyuan Liu , Xiaobo Qu , Rado Gazo , Eva Haviarova

Long-term traffic modelling is fundamental to transport planning, but existing approaches often trade off interpretability, transferability, and predictive accuracy. Classical travel demand models provide behavioural structure but rely on…

机器学习 · 计算机科学 2026-03-30 Yue Li , Shujuan Chen , Akihiro Shimoda , Ying Jin

Traffic forecasting is an essential problem in urban planning and computing. The complex dynamic spatial-temporal dependencies among traffic objects (e.g., sensors and road segments) have been calling for highly flexible models;…

机器学习 · 计算机科学 2023-08-14 Juyong Jiang , Binqing Wu , Ling Chen , Kai Zhang , Sunghun Kim

Conventional time-series forecasting methods typically aim to minimize overall prediction error, without accounting for the varying importance of different forecast ranges in downstream applications. We propose a training methodology that…

Topology optimization is used for the design of high-performance structures but remains fundamentally limited by its iterative nature, requiring repeated finite element analyses that prevent real-time deployment and large-scale design…

计算工程、金融与科学 · 计算机科学 2026-04-07 Aaron Lutheran , Srijan Das , Alireza Tabarraei

Traffic forecasting is crucial for transportation systems optimisation. Current models minimise the mean forecasting errors, often favouring periodic events prevalent in the training data, while overlooking critical aperiodic ones like…

机器学习 · 计算机科学 2025-06-10 Xinyu Su , Feng Liu , Yanchuan Chang , Egemen Tanin , Majid Sarvi , Jianzhong Qi

We present a novel framework that leverages time series clustering to improve internet traffic matrix (TM) prediction using deep learning (DL) models. Traffic flows within a TM often exhibit diverse temporal behaviors, which can hinder…

机器学习 · 计算机科学 2025-09-19 Martha Cash , Alexander Wyglinski

Estimating the travel time of a path is of great importance to smart urban mobility. Existing approaches are either based on estimating the time cost of each road segment which are not able to capture many cross-segment complex factors, or…

机器学习 · 计算机科学 2018-02-08 Hanyuan Zhang , Hao Wu , Weiwei Sun , Baihua Zheng

Traffic flow prediction is an important part of smart transportation. The goal is to predict future traffic conditions based on historical data recorded by sensors and the traffic network. As the city continues to build, parts of the…

机器学习 · 统计学 2022-12-27 Yanan Xiao , Minyu Liu , Zichen Zhang , Lu Jiang , Minghao Yin , Jianan Wang