International Journal of Distributed Sensor Networks Sensor Communications towards Intelligent Vehicle Networking Guest Editors: Ching-Hsien Hsu, Shangguang Wang, Victor C. M. Leung, and Nik Bessis Sensor Communications towards Intelligent Vehicle Networking International Journal of Distributed Sensor Networks Sensor Communications towards Intelligent Vehicle Networking Guest Editors: Ching-Hsien Hsu, Shangguang Wang, Victor C. M. Leung, and Nik Bessis Copyright © òýÔ Hindawi Publishing Corporation. All rights reserved. is is a special issue published in “International Journal of Distributed Sensor Networks.” All articles are open access articles distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, pro- vided the original work is properly cited. Editorial Board Jemal H. Abawajy, Australia Yao-Jen Chang, Taiwan Mohamed A. Haleem, USA Miguel Acevedo, USA Naveen Chilamkurti, Australia Kijun Han, Republic of Korea Cristina Alcaraz, Spain Wook Choi, Republic of Korea Qi Han, USA Ana Alejos, Spain H. Choo, Republic of Korea Zdenek Hanzalek, Czech Republic Mohammod Ali, USA Kim-Kwang R. Choo, Australia Shinsuke Hara, Japan Giuseppe Amato, Italy Chengfu Chou, Taiwan Wenbo He, Canada Habib M. Ammari, USA Mashrur A. Chowdhury, USA Paul Honeine, France Michele Amoretti, Italy Tae-Sun Chung, Republic of Korea Feng Hong, China Christos Anagnostopoulos, UK Marcello Cinque, Italy Chin-Tser Huang, USA Li-Minn Ang, Australia Sesh Commuri, USA Haiping Huang, China Nabil Aouf, UK Mauro Conti, Italy Xinming Huang, USA Francesco Archetti, Italy Alfredo Cuzzocrea, Italy Jose I. Moreno, Spain Masoud Ardakani, Canada Donatella Darsena, Italy Mohamed Ibnkahla, Canada Miguel Ardid, Spain Dinesh Datla, USA Syed K. Islam, USA Muhammad Asim, UK Amitava Datta, Australia Lillykutty Jacob, India Stefano Avallone, Italy Iyad Dayoub, France Won-Suk Jang, Republic of Korea Jose L. Ayala, Spain Danilo De Donno, Italy Antonio Jara, Switzerland Javier Bajo, Spain Luca De Nardis, Italy Shengming Jiang, China N. Balakrishnan, India Floriano De Rango, Italy Yingtao Jiang, USA Prabir Barooah, USA Paula de Toledo, Spain Ning Jin, China Federico Barrero, Spain Marco Di Felice, Italy Raja Jurdak, Australia Paolo Barsocchi, Italy Salvatore Distefano, Italy Konstantinos Kalpakis, USA Paolo Bellavista, Italy Longjun Dong, China Ibrahim Kamel, UAE Olivier Berder, France Nicola Dragoni, Denmark Joarder Kamruzzaman, Australia Roc Berenguer, Spain George P. Ehymoglou, Greece Rajgopal Kannan, USA Juan A. Besada, Spain Frank Ehlers, Italy Johannes M. Karlsson, Sweden Gennaro Boggia, Italy Melike Erol-Kantarci, Canada Gour C. Karmakar, Australia Alessandro Bogliolo, Italy Farid Farahmand, USA Marcos D. Katz, Finland Eleonora Borgia, Italy Michael Farmer, USA Jamil Y. Khan, Australia Janos Botzheim, Japan Florentino Fdez-Riverola, Spain Sherif Khattab, Egypt Farid Boussaid, Australia Gianluigi Ferrari, Italy Hyungshin Kim, Republic of Korea Arnold K. Bregt, Netherlands Silvia Ferrari, USA Sungsuk Kim, Republic of Korea Richard R. Brooks, USA Giancarlo Fortino, Italy Andreas König, Germany Ted Brown, USA Luca Foschini, Italy Gurhan Kucuk, Turkey Davide Brunelli, Italy Jean Y. Fourniols, France Sandeep S. Kumar, Netherlands James Brusey, UK David Galindo, Spain Juan A. L. Riquelme, Spain Carlos T. Calafate, Spain Ennio Gambi, Italy Yee W. Law, Australia Tiziana Calamoneri, Italy Weihua Gao, USA Antonio Lazaro, Spain José Camacho, Spain Preetam Ghosh, USA Didier Le Ruyet, France Juan C. Cano, Spain Athanasios Gkelias, UK Joo-Ho Lee, Japan Xianghui Cao, USA Iqbal Gondal, Australia Seokcheon Lee, USA João Paulo Carmo, Brazil Francesco Grimaccia, Italy Yong Lee, USA Roberto Casas, Spain Jayavardhana Gubbi, Australia Stefano Lenzi, Italy Luca Catarinucci, Italy Song Guo, Japan Pierre Leone, Switzerland Michelangelo Ceci, Italy Andrei Gurtov, Finland Shancang Li, UK Shuai Li, USA Gregory O’Hare, Ireland Hichem Snoussi, France Qilian Liang, USA Giacomo Oliveri, Italy Guangming Song, China Weifa Liang, Australia Saeed Olyaee, Iran Antonino Staiano, Italy Yao Liang, USA Luis Orozco-Barbosa, Spain Muhammad A. Tahir, Pakistan I-En Liao, Taiwan Suat Ozdemir, Turkey Jindong Tan, USA Jiun-Jian Liaw, Taiwan Vincenzo Paciello, Italy Shaojie Tang, USA Alvin S. Lim, USA Sangheon Pack, Republic of Korea Luciano Tarricone, Italy Antonio Liotta, Netherlands Marimuthu Palaniswami, Australia Kerry Taylor, Australia Donggang Liu, USA Meng-Shiuan Pan, Taiwan Sameer S. Tilak, USA Hai Liu, Hong Kong Seung-Jong Park, USA Chuan-Kang Ting, Taiwan Yonghe Liu, USA Miguel A. Patricio, Spain Sergio Toral, Spain Leonardo Lizzi, France Luigi Patrono, Italy Vicente Traver, Spain Jaime Lloret, Spain Rosa A. Perez-Herrera, Spain Ioan Tudosa, Italy Kenneth J. Loh, USA Pedro Peris-Lopez, Spain Anthony Tzes, Greece Juan Carlos López, Spain Janez Perš, Slovenia Bernard Uguen, France Manel López, Spain Dirk Pesch, Ireland Francisco Vasques, Portugal Pascal Lorenz, France Shashi Phoha, USA Khan A. Wahid, Canada Jun Luo, Singapore Robert Plana, France Agustinus B. Waluyo, Australia Michele Magno, Italy Carlos Pomalaza-Ráez, Finland Honggang Wang, USA Sabato Manfredi, Italy Neeli R. Prasad, Denmark Jianxin Wang, China Athanassios Manikas, UK Antonio Puliato, Italy Ju Wang, USA Pietro Manzoni, Spain Hairong Qi, USA Yu Wang, USA Álvaro Marco, Spain Meikang Qiu, USA omas Wettergren, USA Jose R. Martinez-de Dios, Spain Veselin Rakocevic, UK Ran Wol, Israel Ahmed Mehaoua, France Nageswara S.V. Rao, USA Chase Wu, USA Nirvana Meratnia, Netherlands Luca Reggiani, Italy Na Xia, China Christian Micheloni, Italy Eric Renault, France Qin Xin, Faroe Islands Lyudmila Mihaylova, UK Joel Rodrigues, Portugal Chun J. Xue, Hong Kong Paul Mitchell, UK Pedro P. Rodrigues, Portugal Yuan Xue, USA Mihael Mohorcic, Slovenia Luis Ruiz-Garcia, Spain Geng Yang, China José Molina, Spain Mohamed Saad, UAE eodore Zahariadis, Greece Antonella Molinaro, Italy Stefano Savazzi, Italy Miguel A. Zamora, Spain Salvatore Morgera, USA Marco Scarpa, Italy Hongke Zhang, China Kazuo Mori, Japan Arunabha Sen, USA Xing Zhang, China Leonardo Mostarda, Italy Olivier Sentieys, France Jiliang Zhou, China V. Muthukkumarasamy, Australia Salvatore Serrano, Italy Ting L. Zhu, USA Kamesh Namuduri, USA Zhong Shen, China Xiaojun Zhu, China Amiya Nayak, Canada Chin-Shiuh Shieh, Taiwan Yifeng Zhu, USA George Nikolakopoulos, Sweden Minho Shin, Republic of Korea Daniele Zonta, Italy Alessandro Nordio, Italy Pietro Siciliano, Italy Antonio-Javier García-Sánchez, Spain Michael J. O’Grady, Ireland Olli Silven, Finland Contents Sensor Communications towards Intelligent Vehicle Networking, Ching-Hsien Hsu, Shangguang Wang, Victor C. M. Leung, and Nik Bessis Volume òýÔ , Article ID çâ ÞÀ, ò pages Precise Relative Positioning of Vehicles with On-the-Fly Carrier Phase Resolution and Tracking, Fabian de Ponte Müller, Diego Navarro Tapia, and Matthias Kranz Volume òýÔ , Article ID ¥ ÀÔ¥ò, ÔÔ pages A Mobility Model for Connected Vehicles Induced by the Fish School, Daxin Tian, Keyi Zhu, Jianshan Zhou, Jian Wang, Guohui Zhang, and He Liu Volume òýÔ , Article ID Ôâç Ô, Ô pages Summary Instance: Scalable Event Priority Determination Engine for Large-Scale Distributed Event-Based System, Ruisheng Shi, Yang Zhang, Lina Lan, Fei Li, and Junliang Chen Volume òýÔ , Article ID çÀýçòÀ, Ô¥ pages Multitasking Planning and Executing of Intelligent Vehicles for Restaurant Service by Networking, Jun Zhang, Zhixian Chen, Ying Hu, Jianwei Zhang, Zhenhua Luo, and Xuehui Dong Volume òýÔ , Article ID òÞçò , Ô¥ pages A Hierarchical Reputation Evidence Decision System in VANETs, Yang Yang, Zhipeng Gao, Xuesong Qiu, Qian Liu, Yuwen Hao, and Jingchen Zheng Volume òýÔ , Article ID ç¥Ô ÞÀ, ÔÔ pages Accurate Real-Time Trac Speed Estimation Using Infrastructure-Free Vehicular Networks, Zongjian He, Buyang Cao, and Yan Liu Volume òýÔ , Article ID çýÔÀ¥, ÔÀ pages A Multimetric Ant Colony Optimization Algorithm for Dynamic Path Planning in Vehicular Networks, Zhen Wang, Jianqing Li, Manlin Fang, and Yang Li Volume òýÔ , Article ID òÞÔýâÞ, Ôý pages Hindawi Publishing Corporation International Journal of Distributed Sensor Networks Volume 2015, Article ID 365879, 2 pages http://dx.doi.org/10.1155/2015/365879 Editorial Sensor Communications towards Intelligent Vehicle Networking Ching-Hsien Hsu,1 Shangguang Wang,2 Victor C. M. Leung,3 and Nik Bessis4 1 Department of Computer Science and Information Engineering, Chung Hua University, Hsinchu 30012, Taiwan 2Beijing University of Posts and Telecommunications, Beijing 100876, China 3DepartmentofElectricalandComputerEngineering,TheUniversityofBritishColumbia,Vancouver,BC,CanadaV6T1Z4 4Department of Computing, Edge Hill University, Ormskirk, Lancashire L39 4QP, UK Correspondence should be addressed to Ching-Hsien Hsu; [email protected] Received 17 August 2015; Accepted 27 August 2015 Copyright © 2015 Ching-Hsien Hsu et al. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited. 1. Introduction 2. Architecture and Mobility Sensor technologies have been widely used to make trans- Information representation and query processing are two portation clean, efficient, connected, and safe. Roadside core problems of event-based distributed systems such as wireless sensor and networking technology represents a cost- VANETs. To speed up the online query in