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Rapidly Exploring Random Tree (RRT) algorithms, notably used for nonholonomic vehicle navigation in complex environments, are often not thoroughly evaluated for their specific challenges. This paper presents a first such comparison study of…

机器人学 · 计算机科学 2025-01-14 Trym Tengesdal , Tom Arne Pedersen , Tor Arne Johansen

Risk assessment is a central element for the development and validation of Autonomous Vehicles (AV). It comprises a combination of occurrence probability and severity of future critical events. Time Headway (TH) as well as Time-To-Contact…

人工智能 · 计算机科学 2023-03-14 Tim Puphal , Malte Probst , Julian Eggert

Autonomous systems, like vehicles or robots, require reliable, accurate, fast, resource-efficient, scalable, and low-latency trajectory predictions to get initial knowledge about future locations and movements of surrounding objects for…

计算机视觉与模式识别 · 计算机科学 2024-10-11 Manuel Hetzel , Hannes Reichert , Konrad Doll , Bernhard Sick

Improving road safety is hugely important with the number of deaths on the world's roads remaining unacceptably high; an estimated 1.35 million people die each year (WHO, 2020). Current practice for treating collision hotspots is almost…

应用统计 · 统计学 2023-02-02 Nicola Hewett , Andrew Golightly , Lee Fawcett , Neil Thorpe

Disturbances to the climate system, both natural and anthropogenic, have far reaching impacts that are not always easy to identify or quantify using traditional climate science analyses or causal modeling techniques. In this paper, we…

机器学习 · 计算机科学 2024-12-30 Meredith G. L. Brown , Matt Peterson , Irina Tezaur , Kara Peterson , Diana Bull

Frequentist and Bayesian methods differ in many aspects, but share some basic optimal properties. In real-life classification and regression problems, situations exist in which a model based on one of the methods is preferable based on some…

统计方法学 · 统计学 2023-08-29 Tanujit Chakraborty , Gauri Kamat , Ashis Kumar Chakraborty

Computer vision-based accident detection through video surveillance has become a beneficial but daunting task. In this paper, a neoteric framework for detection of road accidents is proposed. The proposed framework capitalizes on Mask R-CNN…

计算机视觉与模式识别 · 计算机科学 2020-12-22 Earnest Paul Ijjina , Dhananjai Chand , Savyasachi Gupta , Goutham K

Probabilistic vehicle trajectory prediction is essential for robust safety of autonomous driving. Current methods for long-term trajectory prediction cannot guarantee the physical feasibility of predicted distribution. Moreover, their…

机器学习 · 计算机科学 2019-11-13 Chen Tang , Jianyu Chen , Masayoshi Tomizuka

Accurate traffic flow prediction, a hotspot for intelligent transportation research, is the prerequisite for mastering traffic and making travel plans. The speed of traffic flow can be affected by roads condition, weather, holidays, etc.…

机器学习 · 计算机科学 2022-12-15 Jianlei Kong , Xiaomeng Fan , Xue-Bo Jin , Min Zuo

This study explores using different machine learning techniques and workflows to predict crime related statistics, specifically crime type in Philadelphia. We use crime location and time as main features, extract different features from the…

计算机与社会 · 计算机科学 2020-09-22 Yigit Alparslan , Ioanna Panagiotou , Willow Livengood , Robert Kane , Andrew Cohen

Trajectory prediction of aerial vehicles is a key requirement in applications ranging from missile guidance to UAV collision avoidance. While most prediction methods assume deterministic target motion, real-world targets often exhibit…

机器人学 · 计算机科学 2025-12-19 Marc Schneider , Renato Loureiro , Torbjørn Cunis , Walter Fichter

Annually, a large number of injuries and deaths around the world are related to motor vehicle accidents. This value has recently been reduced to some extent, via the use of driver-assistance systems. Developing driver-assistance systems…

计算机视觉与模式识别 · 计算机科学 2021-05-18 Zahra Salahshoori Nejad , Hamed Heravi , Ali Rahimpour Jounghani , Abdollah Shahrezaie , Afshin Ebrahimi

An understanding and classification of driving scenarios are important for testing and development of autonomous driving functionalities. Machine learning models are useful for scenario classification but most of them assume that data…

计算机视觉与模式识别 · 计算机科学 2021-05-18 Lakshman Balasubramanian , Friedrich Kruber , Michael Botsch , Ke Deng

Road traffic accidents represent a leading cause of mortality globally, with incidence rates rising due to increasing population, urbanization, and motorization. Rising accident rates raise concerns about traffic surveillance effectiveness.…

计算机视觉与模式识别 · 计算机科学 2025-12-15 Tanu Singh , Pranamesh Chakraborty , Long T. Truong

Combining machine learning with econometric analysis is becoming increasingly prevalent in both research and practice. A common empirical strategy involves the application of predictive modeling techniques to 'mine' variables of interest…

计量经济学 · 经济学 2020-12-22 Mochen Yang , Edward McFowland , Gordon Burtch , Gediminas Adomavicius

Analysis of the dynamic relationship between traffic accident events and road network topology based on connectivity and graph analytics offers a new approach to identifying, ranking and profiling traffic accident high risk-locations at…

社会与信息网络 · 计算机科学 2022-05-09 Iyke Maduako , Elijah Ebinne , Victus Uzodinma , Chukwuma Okolie , Emmanuel Chiemelu

Regression trees are a popular machine learning algorithm that fit piecewise constant models by recursively partitioning the predictor space. This paper focuses on statistical inference for a data-dependent model obtained from a fitted…

统计方法学 · 统计学 2025-12-17 Soham Bakshi , Yiling Huang , Snigdha Panigrahi , Walter Dempsey

Traditional automated crash analysis systems heavily rely on static statistical models and historical data, requiring significant manual interpretation and lacking real-time predictive capabilities. This research presents an innovative…

机器学习 · 计算机科学 2025-02-11 Karthik Sivakoti

Work zone safety is influenced by many risk factors. Consequently, a comprehensive knowledge of the risk factors identified from crash data analysis becomes critical in reducing risk levels and preventing severe crashes in work zones. This…

计算机与社会 · 计算机科学 2021-04-15 Huthaifa I Ashqar , Qadri H Shaheen , Suleiman A Ashur , Hesham A Rakha

Road accidents have a high societal cost that could be reduced through improved risk predictions using machine learning. This study investigates whether telemetric data collected on long-distance trucks can be used to predict the risk of…

机器学习 · 计算机科学 2022-01-25 Antoine Hébert , Ian Marineau , Gilles Gervais , Tristan Glatard , Brigitte Jaumard