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Accurate travel time estimation (TTE) plays a crucial role in intelligent transportation systems. However, it remains challenging due to heterogeneous data sources and complex traffic dynamics. Moreover, traditional approaches typically…

Machine Learning · Computer Science 2026-01-27 Zhi Liu , Xuyuan Hu , Xiao Han , Zhehao Dai , Zhaolin Deng , Guojiang Shen , Xiangjie Kong

Trajectory prediction aims to estimate an entity's future path using its current position and historical movement data, benefiting fields like autonomous navigation, robotics, and human movement analytics. Deep learning approaches have…

Machine Learning · Computer Science 2025-04-08 Amirhossein Nadiri , Jing Li , Ali Faraji , Ghadeer Abuoda , Manos Papagelis

Motion prediction is among the most fundamental tasks in autonomous driving. Traditional methods of motion forecasting primarily encode vector information of maps and historical trajectory data of traffic participants, lacking a…

Computer Vision and Pattern Recognition · Computer Science 2024-07-31 Xiaoji Zheng , Lixiu Wu , Zhijie Yan , Yuanrong Tang , Hao Zhao , Chen Zhong , Bokui Chen , Jiangtao Gong

Long context large language models (LLMs) are deployed in many real-world applications such as RAG, agent, and broad LLM-integrated applications. Given an instruction and a long context (e.g., documents, PDF files, webpages), a long context…

Cryptography and Security · Computer Science 2025-06-27 Yanting Wang , Wei Zou , Runpeng Geng , Jinyuan Jia

The burgeoning presence of Large Language Models (LLM) is propelling the development of personalized recommender systems. Most existing LLM-based methods fail to sufficiently explore the multi-view graph structure correlations inherent in…

Information Retrieval · Computer Science 2025-07-30 Xu Guo , Tong Zhang , Yuanzhi Wang , Chenxu Wang , Fuyun Wang , Xudong Wang , Xiaoya Zhang , Xin Liu , Zhen Cui

A 3D scene graph represents a compact scene model by capturing both the objects present and the semantic relationships between them, making it a promising structure for robotic applications. To effectively interact with users, an embodied…

Computer Vision and Pattern Recognition · Computer Science 2025-08-07 Tatiana Zemskova , Dmitry Yudin

Recent advancements in time series forecasting have explored augmenting models with text or vision modalities to improve accuracy. While text provides contextual understanding, it often lacks fine-grained temporal details. Conversely,…

Computer Vision and Pattern Recognition · Computer Science 2025-05-27 Siru Zhong , Weilin Ruan , Ming Jin , Huan Li , Qingsong Wen , Yuxuan Liang

Traffic video description and analysis have received much attention recently due to the growing demand for efficient and reliable urban surveillance systems. Most existing methods only focus on locating traffic event segments, which…

Computer Vision and Pattern Recognition · Computer Science 2024-06-18 Quang Minh Dinh , Minh Khoi Ho , Anh Quan Dang , Hung Phong Tran

Geo-localization aims to infer the geographic location where an image was captured using observable visual evidence. Traditional methods achieve impressive results through large-scale training on massive image corpora. With the emergence of…

Computer Vision and Pattern Recognition · Computer Science 2026-01-21 Jinnao Li , Zijian Chen , Tingzhu Chen , Changbo Wang

Multimodal large language models (MLLMs) exhibit strong visual-language reasoning, yet cannot process structured, non-visual data such as human skeletons. Existing methods either compress skeleton dynamics into lossy feature vectors for…

Computer Vision and Pattern Recognition · Computer Science 2026-05-22 Ziyi Wang , Peiming Li , Xinshun Wang , Yang Tang , Kai-Kuang Ma , Mengyuan Liu

Vision-language models (VLMs) have recently emerged as powerful representation learning systems that align visual observations with natural language concepts, offering new opportunities for semantic reasoning in safety-critical autonomous…

Computer Vision and Pattern Recognition · Computer Science 2026-02-19 Ross Greer , Maitrayee Keskar , Angel Martinez-Sanchez , Parthib Roy , Shashank Shriram , Mohan Trivedi

Large Language Models (LLMs) have gained popularity in task planning for long-horizon manipulation tasks. To enhance the validity of LLM-generated plans, visual demonstrations and online videos have been widely employed to guide the…

Robotics · Computer Science 2025-03-12 Kejia Chen , Zheng Shen , Yue Zhang , Lingyun Chen , Fan Wu , Zhenshan Bing , Sami Haddadin , Alois Knoll

The advent of generalist Large Language Models (LLMs) and Large Vision Models (VLMs) have streamlined the construction of semantically enriched maps that can enable robots to ground high-level reasoning and planning into their…

Robotics · Computer Science 2024-11-06 Emilio Olivastri , Jonathan Francis , Alberto Pretto , Niko Sünderhauf , Krishan Rana

Place recognition is a challenging task in computer vision, crucial for enabling autonomous vehicles and robots to navigate previously visited environments. While significant progress has been made in learnable multimodal methods that…

Computer Vision and Pattern Recognition · Computer Science 2026-03-03 Alexander Melekhin , Dmitry Yudin , Ilia Petryashin , Vitaly Bezuglyj

Most studies on machine learning in sensing systems focus on low-level perception tasks that process raw sensory data within a short time window. However, many practical applications, such as human routine modeling and occupancy tracking,…

Artificial Intelligence · Computer Science 2024-04-01 Xiaomin Ouyang , Mani Srivastava

We consider the problem of predicting semantic segmentation of future frames in a video. Given several observed frames in a video, our goal is to predict the semantic segmentation map of future frames that are not yet observed. A reliable…

Computer Vision and Pattern Recognition · Computer Science 2018-07-23 Seyed shahabeddin Nabavi , Mrigank Rochan , Yang , Wang

Trajectory prediction seeks to forecast the future motion of dynamic entities, such as vehicles and pedestrians, given a temporal horizon of historical movement data and environmental context. A central challenge in this domain is the…

Computer Vision and Pattern Recognition · Computer Science 2026-04-01 Jintao Sun , Hu Zhang , Gangyi Ding , Zhedong Zheng

Understanding urban mobility patterns and analyzing how people move around cities helps improve the overall quality of life and supports the development of more livable, efficient, and sustainable urban areas. A challenging aspect of this…

Computers and Society · Computer Science 2024-09-05 Prabin Bhandari , Antonios Anastasopoulos , Dieter Pfoser

Human mobility traces, often recorded as sequences of check-ins, provide a unique window into both short-term visiting patterns and persistent lifestyle regularities. In this work we introduce GSTM-HMU, a generative spatio-temporal…

Machine Learning · Computer Science 2025-09-24 Wenying Luo , Zhiyuan Lin , Wenhao Xu , Minghao Liu , Zhi Li

Location-based services (LBS) have accumulated extensive human mobility data on diverse behaviors through check-in sequences. These sequences offer valuable insights into users' intentions and preferences. Yet, existing models analyzing…

Machine Learning · Computer Science 2024-11-05 Letian Gong , Yan Lin , Xinyue Zhang , Yiwen Lu , Xuedi Han , Yichen Liu , Shengnan Guo , Youfang Lin , Huaiyu Wan