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Proceedings of the 2015 16th International Carpathian Control Conference (ICCC)最新文献

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Advanced techniques for modelling of AS/RS systems in automotive industry using High-level Petri nets 高级Petri网在汽车工业AS/RS系统建模中的先进技术
Pub Date : 2015-05-27 DOI: 10.1109/CARPATHIANCC.2015.7145085
Erik Kučera, Miriama Niznanska, S. Kozák
Presently, discrete-event dynamic systems represent a significant group of varied systems e.g. computer networks, manufacturing systems, communication systems, database systems etc. An important class of discrete-event systems are automated storage and retrieval systems (AS/RS). There is a big demand for new modelling and control methods of these systems in automotive industry in Slovakia. These systems are equipped by robots and other automation technology. The paper deals with High-level Petri nets applied in modelling of these systems. Main results of the paper include brief description of the method and model of storage system implemented by Coloured Petri nets expressed by different formalisms in two software tools. We also discuss the possible application of the model and modelling method in practice and for system control purposes.
目前,离散事件动态系统代表了一组重要的系统,如计算机网络、制造系统、通信系统、数据库系统等。一类重要的离散事件系统是自动存储和检索系统。斯洛伐克汽车工业对这些系统的新建模和控制方法有很大的需求。这些系统配备了机器人和其他自动化技术。本文讨论了在这些系统建模中应用的高级Petri网。本文的主要成果包括简要描述了在两种软件工具中用不同形式表示的彩色Petri网实现存储系统的方法和模型。我们还讨论了模型和建模方法在实践和系统控制目的中的可能应用。
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引用次数: 2
RTR+C*CS: An effective geometric planner for car-like robots RTR+C*CS:一种有效的类车机器人几何规划器
Pub Date : 2015-05-27 DOI: 10.1109/CARPATHIANCC.2015.7145051
Gabor Csorvasi, Á. Nagy, D. Kiss
The need for intelligent autonomous vehicles is increasing in industrial and everyday life as well. Path planning among obstacles is one of the challenging problems to be solved to achieve autonomous navigation. In this paper we present a global geometric path planning method for car-like robots, which proved to be effective especially in cluttered environments, containing narrow passages. Navigation in such scenarios usually requires non-obvious manoeuvring with many reversals, which is challenging even for a human driver. We also present a comparative analysis of our method with possible alternatives from the literature to illustrate its effectiveness regarding computation time and path quality.
在工业和日常生活中,对智能自动驾驶汽车的需求也在增加。障碍物间路径规划是实现自主导航需要解决的难题之一。本文提出了一种面向类车机器人的全局几何路径规划方法,并证明了该方法在包含狭窄通道的杂乱环境中是有效的。在这种情况下,导航通常需要不明显的操纵和多次逆转,这对人类驾驶员来说也是一个挑战。我们还将我们的方法与文献中可能的替代方法进行了比较分析,以说明其在计算时间和路径质量方面的有效性。
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引用次数: 7
Dijkstra algorithm in parallel- Case study 并行Dijkstra算法的实例研究
Pub Date : 2015-05-27 DOI: 10.1109/CARPATHIANCC.2015.7145044
Popa Bogdan
This article aims to highlight the usefulness of improving classical algorithms by generating new approaches, efficiency or parallel execution time optimization at all costs. The reconsideration of classical algorithms, but in different testing conditions can help all products that rely on them. Based on the different uses of Dijkstra's algorithm and the new approaches based on the use, it can be said that today this algorithm covers several areas with high utility nowadays. Here there are examples such as GPS systems, which must find roads fast depending on different conditions. Also this algorithm is to be found in the network where we can talk about real priority schemes and data transfer speed that matters a lot today. Even in the top management systems these algorithms, minimum road, can be used with predilection. This article offers an innovative and efficient approach of Dijkstra's algorithm through parallel programming and analysis of the results obtained in different tests.
本文旨在强调通过生成新方法、效率或并行执行时间优化来改进经典算法的有用性。重新考虑经典算法,但在不同的测试条件下可以帮助所有依赖它们的产品。基于Dijkstra算法的不同用途和基于使用的新方法,可以说该算法涵盖了当今几个具有较高效用的领域。这里有一些例子,比如GPS系统,它必须根据不同的条件快速找到道路。这种算法也可以在网络中找到,在网络中我们可以讨论真正的优先级方案和数据传输速度,这在今天非常重要。即使在高层管理系统中,这些算法,最小的道路,可以使用的偏好。本文通过并行编程和对不同测试结果的分析,提出了一种创新高效的Dijkstra算法。
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引用次数: 7
Implementation of ESP algorithm in LabView cRIO ESP算法在LabView cRIO中的实现
Pub Date : 2015-05-27 DOI: 10.1109/CARPATHIANCC.2015.7145132
M. Štěpán, J. Kulhanek, R. Wagnerová
The paper deals with the electronic stabilization system (ESP) proposal. This system provides stability of the vehicle in critical or unpredictable situations, which driver could not manage or could manage with troubles. It is a system that increases active safety of the vehicle. A lot of necessary scanners and active elements were surveyed. Based on these findings, the optimal versions of all the elements were chosen, regarding their availability and demanded requirements. The results of this analysis were used for creation of simplified algorithm of electronic stabilization system (ESP). These algorithms served for creating several applications that evaluate vehicle condition and control all the elements of the electronic stabilization system. To verify correct functions of the system, simulation mathematical model was created. The proposed algorithms were tested in this model and the optimal version was chosen. This optimal version was used as a basis for final application for the LabView cRIO background, which contains visual background to inform the crew about the vehicle condition and stabilization.
本文讨论了电子稳定系统(ESP)的方案。该系统在驾驶员无法控制或难以控制的关键或不可预测的情况下提供车辆的稳定性。这是一个提高车辆主动安全性的系统。测量了许多必要的扫描仪和有源元件。基于这些发现,根据它们的可用性和需求选择所有元素的最佳版本。该分析结果被用于电子稳定系统(ESP)简化算法的建立。这些算法用于创建几个评估车辆状况和控制电子稳定系统所有元素的应用程序。为验证系统功能的正确性,建立了仿真数学模型。在该模型中对所提出的算法进行了测试,并选择了最优版本。该优化版本被用作最终应用LabView cRIO背景的基础,该背景包含视觉背景,可告知机组人员车辆状况和稳定情况。
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引用次数: 1
Design of GIS-based decision system in anti-hail networks 基于gis的防雹网决策系统设计
Pub Date : 2015-05-27 DOI: 10.1109/CARPATHIANCC.2015.7145133
Constantin Șulea-Iorgulescu, C. Ionete
This paper deals with a design of a system for supporting anti-hail networks. It is proposed a specific system for Romania anti-hail network which enhance the anti-hail systems with information subsystems. The system has two main components: a system for taking the decision of launch and the system for assisting the launch decision. The subsystem for taking the decision of launching addresses exclusively the central control point. The subsystem is a multifunctional geographic information system (GIS) which can help the staff of the center point upon the decisions which must be taken in extreme situations. The main topics refer to the system structure and GIS creation. The system for supporting the launch anti-hail rockets units enables an increased efficiency by shortening the time for action, a good organization, and a high degree of security.
本文讨论了一种支持防雹网的系统设计。提出了罗马尼亚防雹网专用系统,利用信息子系统对防雹系统进行增强。该系统有两个主要组成部分:决定发射的系统和辅助发射决定的系统。用于决定发射的子系统专门针对中央控制点。该子系统是一个多功能的地理信息系统(GIS),可以帮助中心的工作人员在极端情况下做出决策。主要讨论了系统结构和GIS的创建。该系统支持反冰雹火箭发射单元,缩短了行动时间,组织严密,安全性高,提高了效率。
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引用次数: 1
Intensity feature for speech stress detection 语音应力检测的强度特征
Pub Date : 2015-05-27 DOI: 10.1109/CARPATHIANCC.2015.7145052
L. Czap, J. Pintér
Suprasegmental features are fundamental properties of speech. They can improve not only the naturalness of synthesized speech, but the performance of machine speech recognition in voice controlled logistic systems. In linguistics, stress is the relative emphasis that may be given to certain syllables in a word, or to certain words in a phrase or sentence. The term is also used for similar patterns of phonetic prominence inside syllables. The stress placed on syllables within words is called word stress or lexical stress. The stress placed on words within sentences is called sentence stress or prosodic stress. Sentence and word stress are crucial prosodic features. One of the features usually used for stress detection is the energy of syllables, but the average energies of vowels are various. Energy of a stressed weak vowel can be lower than that of an unstressed strong vowel. We compare the amplitude of the actual vowel to that of its average to show the stressed or unstressed nature of the syllable. Average energies of vowels are obtained from a speech recognizer trained with voices of hundreds of speakers.
超分词特征是语音的基本属性。它们不仅可以提高合成语音的自然度,而且可以提高语音控制逻辑系统中机器语音识别的性能。在语言学中,重音是单词中某些音节或短语或句子中某些单词的相对强调。该术语也用于音节内类似的语音突出模式。单词中音节上的重音称为单词重音或词汇重音。句子中单词的重音称为句子重音或韵律重音。句子和单词的重音是重要的韵律特征。通常用于重音检测的特征之一是音节的能量,但元音的平均能量是多种多样的。重读弱元音的能量可能比不重读强元音的能量低。我们将实际元音的振幅与其平均元音的振幅进行比较,以显示音节的重读或非重读性质。元音的平均能量是由经过数百人语音训练的语音识别器获得的。
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引用次数: 11
Outdoor localization technique using active RFID technology aimed for security and disaster management applications 使用有源RFID技术的户外定位技术,旨在安全和灾害管理应用
Pub Date : 2015-05-27 DOI: 10.1109/CARPATHIANCC.2015.7145148
L. Vojtech, Marek Nerada, J. Hrad, R. Bortel
With the implementation of the principle of the Internet of Things raises demands for new services as well as technical requirements that enable their implementation. One of the fields is the localization of wounded in mass disasters. Currently, the identification is performed by paper / plastic triage tags, which are used to label wounded victim at first contact with rescue unit based on the state of the causality. Automatic identification using active RFID technology is in such a case a solution which permits remote technically sophisticated surveillance of the situation. It is advantageous to use active RFID tags as a low-power transmitter, which is an immense advantage comparison with GPS technology. Lifetime of such tag can be several months. Managed active RFID tags can localize wounded objects within the range of a few hundred meters in free space and indicate the degree of severity of the injury of individual causalities. RFID readers, i.e. locators placed in that area, evaluate the direction of arrival of each tag and transmit obtained information to the computer system, which calculates the position of each RFID tag using sophisticated signal processing methods. This information can be displayed in a specific map including classification of tags, their movement or history. This paper focuses on the testing and experimental verification of such a system. The results of the experiment verify the concept of an RFID locator with achieved accuracy of 2.1 m in the area of 100 × 100 m.
随着物联网原理的实施,提出了对新服务的需求,以及使其实现的技术要求。其中一个领域是大规模灾害中伤员的定位。目前,识别是通过纸质/塑料分类标签进行的,这些标签用于根据因果关系的状态在第一次与救援单位接触时标记受伤的受害者。在这种情况下,使用有源射频识别技术的自动识别是一种解决方案,它允许对情况进行远程技术复杂的监视。使用有源RFID标签作为低功耗发射器是有利的,与GPS技术相比,这是一个巨大的优势。这种标签的使用寿命可以是几个月。管理有源RFID标签可以在自由空间几百米范围内定位受伤物体,并指示个体伤亡人员受伤的严重程度。RFID阅读器,即放置在该区域的定位器,评估每个标签的到达方向,并将获得的信息传输给计算机系统,计算机系统使用复杂的信号处理方法计算每个RFID标签的位置。这些信息可以显示在一个特定的地图上,包括标签的分类、它们的运动或历史。本文重点对该系统进行了测试和实验验证。实验结果验证了RFID定位器的概念,在100 × 100 m的区域内实现了2.1 m的精度。
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引用次数: 13
Synchronization performance evaluation of reference clock connection methods for IEEE 1588 master clocks IEEE 1588主时钟参考时钟连接方法的同步性能评估
Pub Date : 2015-05-27 DOI: 10.1109/CARPATHIANCC.2015.7145082
T. Kovácsházy
Clock and/or frequency synchronization is a common requirement in modern distributed measurement and control systems, such as Internet of Things (IoT). The required precision is application dependent; however, the possibility of sub 1 microsecond precision provided by low-cost advanced IEEE 1588 implementations sets the industry standard today. The performance and price of IEEE 1588 implementations are primarily defined by the master clocks and their actual installation and configuration. The paper investigate how master clock architectures, i.e., how the master clock is connected to the reference clock, influence price and performance; and in addition, it also details how the architecture effects installation and configuration requirements. The primary factors of investigation are ambient temperature and delay compensation required due to signal transmission time. The paper also introduces the architecture and performance of a Linux based open source/hardware prototype master clock developed by the author.
时钟和/或频率同步是现代分布式测量和控制系统(如物联网(IoT))的常见要求。所需的精度取决于应用;然而,低成本先进的IEEE 1588实现提供的低于1微秒精度的可能性设定了今天的行业标准。IEEE 1588实现的性能和价格主要由主时钟及其实际安装和配置决定。本文研究了主时钟架构(即主时钟与参考时钟的连接方式)对价格和性能的影响;此外,还详细介绍了体系结构如何影响安装和配置需求。研究的主要因素是环境温度和由于信号传输时间而需要的延迟补偿。本文还介绍了作者开发的基于Linux的开源/硬件原型主时钟的体系结构和性能。
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引用次数: 2
Application of the Monte Carlo method to estimate the uncertainty of air flow measurement 应用蒙特卡罗方法估计气流测量的不确定度
Pub Date : 2015-05-27 DOI: 10.1109/CARPATHIANCC.2015.7145124
S. Sedivá, M. Uher, M. Havlikova
The Guide to the Expression of Uncertainty in Measurement (GUM) approves the use of both the classical approach with partial derivatives and the Monte Carlo technique. The former procedure exhibits two main limitations: Firstly, it requires some mathematical skills to compute the first-order derivatives of each component of the output quantity; secondly, it cannot predict the probability distribution of the output quantity if the input quantities are not normally distributed. The drawbacks, however, are eliminated by the latter concept, namely the Monte Carlo approach. This paper demonstrates that the Monte Carlo simulation method is fully compatible with conventional uncertainty estimation methods. The authors describe application of the Monte Carlo method for the estimation of measurement uncertainty in indirect measurement of air flow with a multiport averaging Pitot tube. The uncertainty of the flowmeter is dependent on the averaging Pitot tube (as a primary element) and on the differential pressure transmitter uncertainty. In this case, the probability distributions of the input quantities are not normal. Matlab is used for the estimation of the air flow measurement uncertainty via the Monte Carlo method.
《测量不确定度表达指南》(GUM)批准使用经典的偏导数方法和蒙特卡罗技术。前一种方法有两个主要的局限性:首先,它需要一些数学技巧来计算输出量的每个分量的一阶导数;其次,如果输入量不是正态分布,则无法预测输出量的概率分布。然而,后一种概念即蒙特卡罗方法消除了这些缺点。本文论证了蒙特卡罗模拟方法与传统的不确定性估计方法完全兼容。介绍了蒙特卡罗方法在多端口平均皮托管间接测量气流不确定度估计中的应用。流量计的不确定度取决于平均皮托管(作为主要元件)和差压变送器的不确定度。在这种情况下,输入量的概率分布不是正态分布。利用Matlab通过蒙特卡罗方法对空气流量测量的不确定度进行估计。
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引用次数: 5
From laboratory into real life: The EURATHLON and ELROB disaster response robotics competitions 从实验室到现实生活:欧洲athlon和ELROB灾难反应机器人比赛
Pub Date : 2015-05-27 DOI: 10.1109/CARPATHIANCC.2015.7145122
Frank E. Schneider, D. Wildermuth
It is a difficult task to compare methods in the field of outdoor robotics. Robotic competitions have become a common means of evaluating the performance of robotic techniques. EURATHLON and ELROB are examples for such outdoor robotics competitions aiming to assess the capabilities of robotic systems in realistic disaster response scenarios. Obviously, this requires special efforts in the metrics and benchmarking domain. Additionally, a major aim of ELROB and EURATHLON is standardization, for example regarding technical interfaces, protocols, data formats, or even complex structures like payload specifications and exchangeable datasets. This paper describes the EURATHLON/ELROB projects, the conducted competitions and, especially, the efforts made in the fields of standardization and benchmarking.
在室外机器人领域,比较各种方法是一项艰巨的任务。机器人竞赛已经成为评估机器人技术表现的常用手段。EURATHLON和ELROB是户外机器人竞赛的例子,旨在评估机器人系统在现实灾难响应场景中的能力。显然,这需要在度量和基准测试领域做出特别的努力。此外,ELROB和EURATHLON的一个主要目标是标准化,例如关于技术接口、协议、数据格式,甚至复杂的结构,如有效载荷规范和可交换数据集。本文介绍了EURATHLON/ELROB项目,所举办的比赛,特别是在标准化和标杆方面所做的努力。
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引用次数: 2
期刊
Proceedings of the 2015 16th International Carpathian Control Conference (ICCC)
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