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In this paper, we propose a novel trajectory learning method that exploits motion trajectories on topological map using recurrent neural network for temporally consistent geolocalization of object. Inspired by human's ability to both be…

Computer Vision and Pattern Recognition · Computer Science 2020-10-14 Bing Zha , Alper Yilmaz

Path-Guiding algorithms for sampling scattering directions can drastically decrease the variance of Monte Carlo estimators of Light Transport Equation, but their usage was limited to offline rendering because of memory and computational…

Graphics · Computer Science 2021-12-21 Mikhail Derevyannykh

Displaying near-real-time traffic information is a useful feature of digital navigation maps. However, most commercial providers rely on privacy-compromising measures such as deriving location information from cellphones to estimate…

Computer Vision and Pattern Recognition · Computer Science 2021-01-07 Piyush Yadav , Dipto Sarkar , Dhaval Salwala , Edward Curry

In this paper, we present a novel method to recognize the types of crowd movement from crowd trajectories using agent-based motion models (AMMs). Our idea is to apply a number of AMMs, referred to as exemplar-AMMs, to describe the crowd…

Computer Vision and Pattern Recognition · Computer Science 2018-10-02 Wenxi Liu , Rynson W. H. Lau , Xiaogang Wang , Dinesh Manocha

Multi-agent motion prediction is challenging because it aims to foresee the future trajectories of multiple agents (\textit{e.g.} pedestrians) simultaneously in a complicated scene. Existing work addressed this challenge by either learning…

Computer Vision and Pattern Recognition · Computer Science 2020-08-04 Chaofan Tao , Qinhong Jiang , Lixin Duan , Ping Luo

The detection of traffic anomalies is a critical component of the intelligent city transportation management system. Previous works have proposed a variety of notable insights and taken a step forward in this field, however, dealing with…

Computer Vision and Pattern Recognition · Computer Science 2021-06-07 Yuxiang Zhao , Wenhao Wu , Yue He , Yingying Li , Xiao Tan , Shifeng Chen

Movement specific vehicle classification and counting at traffic intersections is a crucial component for various traffic management activities. In this context, with recent advancements in computer-vision based techniques, cameras have…

Computer Vision and Pattern Recognition · Computer Science 2021-11-18 Udita Jana , Jyoti Prakash Das Karmakar , Pranamesh Chakraborty , Tingting Huang , Dave Ness , Duane Ritcher , Anuj Sharma

Object detection and motion parameters estimation are crucial tasks for self-driving vehicle safe navigation in a complex urban environment. In this work we propose a novel real-time approach of temporal context aggregation for motion…

Computer Vision and Pattern Recognition · Computer Science 2020-04-27 Artem Filatov , Andrey Rykov , Viacheslav Murashkin

Ensuring validation for highly automated driving poses significant obstacles to the widespread adoption of highly automated vehicles. Scenario-based testing offers a potential solution by reducing the homologation effort required for these…

Machine Learning · Computer Science 2023-09-19 Maximilian Zipfl , Moritz Jarosch , J. Marius Zöllner

Recently, several studies have shown that utilizing contextual information to perceive target states is crucial for object tracking. They typically capture context by incorporating multiple video frames. However, these naive frame-context…

Computer Vision and Pattern Recognition · Computer Science 2025-01-03 Chenlong Xu , Bineng Zhong , Qihua Liang , Yaozong Zheng , Guorong Li , Shuxiang Song

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…

Signal Processing · Electrical Eng. & Systems 2020-06-25 Adriana-Simona Mihaita , Haowen Li , Marian-Andrei Rizoiu

Street scene change detection continues to capture researchers' interests in the computer vision community. It aims to identify the changed regions of the paired street-view images captured at different times. The state-of-the-art network…

Computer Vision and Pattern Recognition · Computer Science 2021-05-31 Shuo Chen , Kailun Yang , Rainer Stiefelhagen

Enabling resilient autonomous motion planning requires robust predictions of surrounding road users' future behavior. In response to this need and the associated challenges, we introduce our model titled MTP-GO. The model encodes the scene…

Robotics · Computer Science 2023-12-12 Theodor Westny , Joel Oskarsson , Björn Olofsson , Erik Frisk

Anomaly detection in road networks is vital for traffic management and emergency response. However, existing approaches do not directly address multiple anomaly types. We propose a tensor-based spatio-temporal model for detecting multiple…

Physics and Society · Physics 2019-10-31 Ming Xu , Jianping Wu , Haohan Wang , Mengxin Cao

In recent decades, due to the groundbreaking improvements in machine vision, many daily tasks are performed by computers. One of these tasks is multiple-vehicle tracking, which is widely used in different areas such as video surveillance…

Computer Vision and Pattern Recognition · Computer Science 2020-07-07 Fateme Bafghi , Bijan Shoushtarian

This paper proposes a scalable and interpretable framework for lane-wise highway traffic anomaly detection, leveraging multi-modal time series data extracted from surveillance cameras. Unlike traditional sensor-dependent methods, our…

Image and Video Processing · Electrical Eng. & Systems 2025-05-06 Mei Qiu , William Lorenz Reindl , Yaobin Chen , Stanley Chien , Shu Hu

In this paper, a self-learning approach is proposed towards solving scene-specific pedestrian detection problem without any human' annotation involved. The self-learning approach is deployed as progressive steps of object discovery, object…

Computer Vision and Pattern Recognition · Computer Science 2016-11-24 Qixiang Ye , Tianliang Zhang , Qiang Qiu , Baochang Zhang , Jie Chen , Guillermo Sapiro

To understand a scene in depth not only involves locating/recognizing individual objects, but also requires to infer the relationships and interactions among them. However, since the distribution of real-world relationships is seriously…

Computer Vision and Pattern Recognition · Computer Science 2019-03-11 Tianshui Chen , Weihao Yu , Riquan Chen , Liang Lin

Object detection and object tracking are usually treated as two separate processes. Significant progress has been made for object detection in 2D images using deep learning networks. The usual tracking-by-detection pipeline for object…

Computer Vision and Pattern Recognition · Computer Science 2019-02-06 Chenge Li , Gregory Dobler , Xin Feng , Yao Wang

This paper presents to the best of our knowledge the first end-to-end object tracking approach which directly maps from raw sensor input to object tracks in sensor space without requiring any feature engineering or system identification in…

Machine Learning · Computer Science 2016-03-10 Peter Ondruska , Ingmar Posner