2009 12th International IEEE Conference on Intelligent Transportation Systems最新文献

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Analysis of congestion points based on probe car data 基于探测车数据的拥堵点分析
2009 12th International IEEE Conference on Intelligent Transportation Systems Pub Date : 2009-11-06 DOI: 10.1109/ITSC.2009.5309869
Man Li, Yuhe Zhang, Wenjia Wang
{"title":"Analysis of congestion points based on probe car data","authors":"Man Li, Yuhe Zhang, Wenjia Wang","doi":"10.1109/ITSC.2009.5309869","DOIUrl":"https://doi.org/10.1109/ITSC.2009.5309869","url":null,"abstract":"Analysis of congestion points is an important topic for traffic management. With the rapid development of ITS, probe car data can be obtained in more and more cities. This paper introduces a method for analyzing recurrent congestion points based on historical probe car data, and proposes evaluation models for recurrent congestion points. By using this method, recurrent congestion points in Beijing are analyzed based on 57 day's probe car data collected by 7000 taxis. In the end, microscopic analysis results show that the proposed analysis method is effective.","PeriodicalId":268587,"journal":{"name":"2009 12th International IEEE Conference on Intelligent Transportation Systems","volume":"1 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2009-11-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"130743184","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 24
Vision system for identifying road signs using triangulation and bundle adjustment 使用三角测量和束调整来识别道路标志的视觉系统
2009 12th International IEEE Conference on Intelligent Transportation Systems Pub Date : 2009-11-06 DOI: 10.1109/ITSC.2009.5309571
A. Krishnan, C. Lewis, D. Day
{"title":"Vision system for identifying road signs using triangulation and bundle adjustment","authors":"A. Krishnan, C. Lewis, D. Day","doi":"10.1109/ITSC.2009.5309571","DOIUrl":"https://doi.org/10.1109/ITSC.2009.5309571","url":null,"abstract":"This paper presents improvements made to an automated machine vision system that identifies and inventories road signs. The system processes imagery from the Kansas Department of Transportation's road profiler that captures images every 26.4 feet on highways through out the state. The initial system processed images using a computationally efficient K-Means clustering algorithm twice, first on the original image and then again on a difference image to segment the images into objects. Next, object segments were classified based on their size and color. An additional classification step was applied examining the frame to frame trajectory that objects take through the field of view. This technique represented a crude form of triangulation. It was quite effective for signs along straight highways, but often failed along curves when trajectories deviate from the norm. This paper describes how full triangulation was implemented with Bundle adjustment to determine the object's physical location relative to the road profiler. Object locations are then added to the list of criteria determining classification. As with the original size and color classifiers, a representative image set was segmented and manually labeled to determine a joint probabilistic model characterizing the expected location of signs. Receiver Operating Characteristic curves were analyzed to adjust the thresholds for class identification. The improved sign inventory system was tested and its performance characteristics are presented.","PeriodicalId":268587,"journal":{"name":"2009 12th International IEEE Conference on Intelligent Transportation Systems","volume":"19 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2009-11-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"132450619","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 8
An evolutionary optimized vehicle tracker in collaboration with a detection system 一种进化优化的车辆跟踪器与检测系统协同工作
2009 12th International IEEE Conference on Intelligent Transportation Systems Pub Date : 2009-11-06 DOI: 10.1109/ITSC.2009.5309835
A. Haselhoff, A. Kummert
{"title":"An evolutionary optimized vehicle tracker in collaboration with a detection system","authors":"A. Haselhoff, A. Kummert","doi":"10.1109/ITSC.2009.5309835","DOIUrl":"https://doi.org/10.1109/ITSC.2009.5309835","url":null,"abstract":"In this work a learning algorithm for visual object tracking is presented. As object representation a fast computable set of Haar-like features is used and a weighted correlation is applied for the matching process. The object tracker utilizes the same set of features that is already calculated for object detection and thus it is possible to reuse features for detection and tracking. The feature's weight values are optimized for the tracking purpose by means of evolutionary strategies. Different tests of the object tracker on real-world sequences are presented using vehicles as example objects. Additionally, an object detection system and the integration of the object tracker into that system is described. Besides the system is based on a cascade of boosted classifiers, Haar and Triangle features, an adaptive sliding window and finally a Kalman filter.","PeriodicalId":268587,"journal":{"name":"2009 12th International IEEE Conference on Intelligent Transportation Systems","volume":"42 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2009-11-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"132753148","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 22
Pedestrian detection by on-board camera using collaboration of inter-layer algorithm 基于层间协同算法的车载摄像头行人检测
2009 12th International IEEE Conference on Intelligent Transportation Systems Pub Date : 2009-11-06 DOI: 10.1109/ITSC.2009.5309839
Bipul Kumar Sen, K. Fujimura, S. Kamijo
{"title":"Pedestrian detection by on-board camera using collaboration of inter-layer algorithm","authors":"Bipul Kumar Sen, K. Fujimura, S. Kamijo","doi":"10.1109/ITSC.2009.5309839","DOIUrl":"https://doi.org/10.1109/ITSC.2009.5309839","url":null,"abstract":"In this paper we present a robust pedestrian detection algorithm in low resolution on-board monocular camera image sequences of cluttered scenes. At first a motion based object detection algorithm is developed to detect foreground objects by analyzing horizontal motion vector. A cascade structure of rejection type classifier is utilized for our pedestrian detection system. Initial stage of cascade, simple rule based classification techniques are used to separate pedestrian from obvious road side structural object and later part of the cascade, a more complex algorithm which is a combination of Histogram of Oriented Gradients(HOG) and Support Vector Machine(SVM) based classification techniques are utilized to separate pedestrian from non-pedestrian objects. Finally, the image segments are tracked by our Spatio-Temporal Markov Random Field model(S-T MRF). Results show that our algorithms are promising for pedestrian detection in cluttered scenes.","PeriodicalId":268587,"journal":{"name":"2009 12th International IEEE Conference on Intelligent Transportation Systems","volume":"46 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2009-11-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"115668105","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 5
A data fusion based approach for evaluation of material loss in corroded aluminum panels 基于数据融合的腐蚀铝板材料损耗评估方法
2009 12th International IEEE Conference on Intelligent Transportation Systems Pub Date : 2009-11-06 DOI: 10.1109/ITSC.2009.5309830
Soumya De, K. Gupta, R. Stanley, G. Steffes, D. Palmer, R. Zoughi
{"title":"A data fusion based approach for evaluation of material loss in corroded aluminum panels","authors":"Soumya De, K. Gupta, R. Stanley, G. Steffes, D. Palmer, R. Zoughi","doi":"10.1109/ITSC.2009.5309830","DOIUrl":"https://doi.org/10.1109/ITSC.2009.5309830","url":null,"abstract":"Nondestructive Testing (NDT) is used to detect hidden corrosion in ageing aircraft structures. Use of any single NDT modality provides an incomplete picture of the corrosion environment. Data fusion techniques can be used for improved visualization and automated detection of hidden corrosion in multilayered structures. This work investigates a data fusion based technique using ultrasound measurements from corroded aircraft samples for estimating material loss. Experimental results are presented and suggestions for future work are made for evaluating residual structural integrity of the panels for a damage tolerance approach to corrosion mitigation.","PeriodicalId":268587,"journal":{"name":"2009 12th International IEEE Conference on Intelligent Transportation Systems","volume":"498 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2009-11-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"124441962","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 5
Dynamic fastest paths with multiple unique destinations (DynFast-MUD) — A specialized traveling salesman problem with intermediate cities 具有多个独特目的地的动态最快路径(DynFast-MUD)——一个针对中间城市的专门旅行推销员问题
2009 12th International IEEE Conference on Intelligent Transportation Systems Pub Date : 2009-11-06 DOI: 10.1109/ITSC.2009.5309548
Jeffrey Miller, Muhammad Ali
{"title":"Dynamic fastest paths with multiple unique destinations (DynFast-MUD) — A specialized traveling salesman problem with intermediate cities","authors":"Jeffrey Miller, Muhammad Ali","doi":"10.1109/ITSC.2009.5309548","DOIUrl":"https://doi.org/10.1109/ITSC.2009.5309548","url":null,"abstract":"In this paper we present a fastest path algorithm that contains multiple unique destinations, which is a specialization of the Traveling Salesman Problem (TSP) with intermediate cities [1]. This algorithm can be used with Intelligent Transportation System (ITS) applications for determining the fastest route to travel to a set of destinations, such as required by delivery companies. The dynamic behavior of the algorithm is necessary for ITS applications since the amount of time to traverse a roadway in a vehicular network can change constantly. Assuming that all of the potential paths between all nodes in the transportation graph is known, the algorithm will determine the fastest route to a set of nodes in O(n3), where n is the number of nodes to visit. The algorithm was executed on theoretical and actual transportation graphs in FreeSim (http://www.freewaysimulator.com) [2], and an analysis of the running time and a proof of the correctness of the algorithm are included in this paper.","PeriodicalId":268587,"journal":{"name":"2009 12th International IEEE Conference on Intelligent Transportation Systems","volume":"28 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2009-11-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"124552625","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 6
Lane level positioning using particle filtering 使用粒子滤波的车道水平定位
2009 12th International IEEE Conference on Intelligent Transportation Systems Pub Date : 2009-11-06 DOI: 10.1109/ITSC.2009.5309850
Ahmed Selloum, D. Bétaille, E. Carpentier, F. Peyret
{"title":"Lane level positioning using particle filtering","authors":"Ahmed Selloum, D. Bétaille, E. Carpentier, F. Peyret","doi":"10.1109/ITSC.2009.5309850","DOIUrl":"https://doi.org/10.1109/ITSC.2009.5309850","url":null,"abstract":"GPS positioning and map-matching are key technologies used in Car Navigation Systems. Next generation of Cooperative Vehicle Infrastructure Systems (CVIS) will surely require positioning component with higher accuracy, integrity and availability, for instance for the needs of lane-level applications. The concept of Map Aided Location (MAL) was introduced recently: it consists in considering the map contents (geometry and topology) as constraints in the positioning problem. The main contribution of the work reported in this article concerns the evolution model of the vehicle: whereas previous research investigations were based on usual models in plane coordinates, we propose here an evolution model adapted to the local curvature of the road. Therefore, road constraints are emphasized, particularly when GPS outages occur. An enhanced map (Emap) — where all lanes are represented with decimeter accuracy — is used in this Map Aided Location process.","PeriodicalId":268587,"journal":{"name":"2009 12th International IEEE Conference on Intelligent Transportation Systems","volume":"14 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2009-11-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"114445910","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 16
Wireless communication-based measurement of vehicle speed and traffic volume 基于无线通信的车辆速度和交通量测量
2009 12th International IEEE Conference on Intelligent Transportation Systems Pub Date : 2009-11-06 DOI: 10.1109/ITSC.2009.5309867
Q. Doan, Tahar Berradia, J. Mouzna
{"title":"Wireless communication-based measurement of vehicle speed and traffic volume","authors":"Q. Doan, Tahar Berradia, J. Mouzna","doi":"10.1109/ITSC.2009.5309867","DOIUrl":"https://doi.org/10.1109/ITSC.2009.5309867","url":null,"abstract":"The term Intelligent Transport System generally refers to a system that manages road traffic using information and communication technologies. One of the most important parts of it is the vehicle detection which provides vehicular data such as volume, density, and speed. This paper proposes a vehicle detection method which measures volume and speed using vehicle-to-infrastructure communication and the Global Positioning System. It can be implemented on roadway infrastructure with or without other vehicle detection techniques such as loop detectors.","PeriodicalId":268587,"journal":{"name":"2009 12th International IEEE Conference on Intelligent Transportation Systems","volume":"30 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2009-11-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"128377979","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 2
An experiment of a 3D real-time robust visual odometry for intelligent vehicles 智能汽车三维实时鲁棒视觉里程计实验
2009 12th International IEEE Conference on Intelligent Transportation Systems Pub Date : 2009-11-06 DOI: 10.1109/ITSC.2009.5309615
F. SergioAlbertoRodriguez, S. R. Florez, V. Fremont, P. Bonnifait
{"title":"An experiment of a 3D real-time robust visual odometry for intelligent vehicles","authors":"F. SergioAlbertoRodriguez, S. R. Florez, V. Fremont, P. Bonnifait","doi":"10.1109/ITSC.2009.5309615","DOIUrl":"https://doi.org/10.1109/ITSC.2009.5309615","url":null,"abstract":"Vision systems are nowadays very promising for many on-board vehicles perception functionalities, like obstacles detection/recognition and ego-localization. In this paper, we present a 3D visual odometric method that uses a stereo-vision system to estimate the 3D ego-motion of a vehicle in outdoor road conditions. In order to run in real-time, the studied technique is sparse meaning that it makes use of feature points that are tracked during several frames. A robust scheme is also employed to reject outliers that are detected on moving objects of the environment. Moreover, efforts have been spent on the realtime implementation of the method. In this article, we describe the key stages of the method: features extraction and tracking, quadrifocal constraints, optimization solver and robustification. Real experiments are reported to compare the performance of this approach with GPS data and 2D-wheel-based odometry.","PeriodicalId":268587,"journal":{"name":"2009 12th International IEEE Conference on Intelligent Transportation Systems","volume":"14 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2009-11-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"129659018","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 33
Vehicle risks assessment using a nokia N95 使用诺基亚N95进行车辆风险评估
2009 12th International IEEE Conference on Intelligent Transportation Systems Pub Date : 2009-11-06 DOI: 10.1109/ITSC.2009.5309703
Gerardo Reveriego, C. Urdiales, F. Sandoval
{"title":"Vehicle risks assessment using a nokia N95","authors":"Gerardo Reveriego, C. Urdiales, F. Sandoval","doi":"10.1109/ITSC.2009.5309703","DOIUrl":"https://doi.org/10.1109/ITSC.2009.5309703","url":null,"abstract":"This paper presents an application capable of identifying hazardous spots in roads and dangerous situations caused by human mistakes or reckless driving. Our work relies on a mobile phone since most users already have one and usually take it with them everywhere they go, even when they travel by car. Specifically, we use a Nokia N95 because is provided with GPS (Global Positioning System) and an accelerometer which make it possible to perform an economic, preventive, non invasive and efficient monitoring. Our application analyzes the data coming from these two independent and correlated sources of information during a car journey. The development of an application specifically designed for Nokia N95 was required. This application was to capture all the necessary data that would, afterwards, be analyzed off-line in a computer. The result is a report on the route and any potential problems that may have arisen along the journey using a Geographic Information System (GIS) as support. This standard-based report can be visualized with various compatible GIS. We have used Google Earth due to its public and free accessibility. Results in different road trips by different drivers have proven the validity of the approach.","PeriodicalId":268587,"journal":{"name":"2009 12th International IEEE Conference on Intelligent Transportation Systems","volume":"7 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2009-11-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"121835626","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 6
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