2019 3rd International Symposium on Autonomous Systems (ISAS)最新文献

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A Consensus Control Algorithm of High-order Multi-agent Systems with Time Delay 具有时滞的高阶多智能体系统的一致性控制算法
2019 3rd International Symposium on Autonomous Systems (ISAS) Pub Date : 2019-05-01 DOI: 10.1109/ISASS.2019.8757731
Yuan Li, Kuan Tang, Fei Yan
{"title":"A Consensus Control Algorithm of High-order Multi-agent Systems with Time Delay","authors":"Yuan Li, Kuan Tang, Fei Yan","doi":"10.1109/ISASS.2019.8757731","DOIUrl":"https://doi.org/10.1109/ISASS.2019.8757731","url":null,"abstract":"In this paper, we studied the consensus problem for high-order multi-agent systems with time delay. In the systems, each node can be controlled by adjusting its position, velocity and acceleration states. There was a globally reachable node exists in the model. To make the system achieve a globally asymptotic consensus, we designed a appropriate control law for each node. In addition, we verified the control protocol with time delay is sufficient and necessary for directed topology based on the Method of Disc Theorem. Finally, numerical examples illustrated the validity of the theoretical results.","PeriodicalId":359959,"journal":{"name":"2019 3rd International Symposium on Autonomous Systems (ISAS)","volume":"10 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2019-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"132017255","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: 0
Kalman Filter aided by Online Estimation on Q and its Application on Target Tracking 基于在线估计Q的卡尔曼滤波及其在目标跟踪中的应用
2019 3rd International Symposium on Autonomous Systems (ISAS) Pub Date : 2019-05-01 DOI: 10.1109/ISASS.2019.8757713
Yuan Liang, Hong Wang, Xiwang Dong, Qingdong Li, Z. Ren
{"title":"Kalman Filter aided by Online Estimation on Q and its Application on Target Tracking","authors":"Yuan Liang, Hong Wang, Xiwang Dong, Qingdong Li, Z. Ren","doi":"10.1109/ISASS.2019.8757713","DOIUrl":"https://doi.org/10.1109/ISASS.2019.8757713","url":null,"abstract":"The Kalman filter is widely used in various fields, however the unknown process noises covariance will decrease the performance of Kalman filter, even lead to filter divergence. To avoid this, an innovative Kalman filter aided by online estimation on unknown process noise covariance is proposed in this paper. It estimates the unknown covariance from the observation sequence by recursive computation. Finally a simulation on target tracking system is given to verify the efficiency and reliability of proposed algorithm.","PeriodicalId":359959,"journal":{"name":"2019 3rd International Symposium on Autonomous Systems (ISAS)","volume":"2 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2019-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"123767191","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: 0
Event-triggered Formation Control of Multi-agent Systems with Time Delay via Complex-valued Laplacian 基于复值拉普拉斯的时滞多智能体系统事件触发编队控制
2019 3rd International Symposium on Autonomous Systems (ISAS) Pub Date : 2019-05-01 DOI: 10.1109/ISASS.2019.8757698
W. Cao, Wei Zhu
{"title":"Event-triggered Formation Control of Multi-agent Systems with Time Delay via Complex-valued Laplacian","authors":"W. Cao, Wei Zhu","doi":"10.1109/ISASS.2019.8757698","DOIUrl":"https://doi.org/10.1109/ISASS.2019.8757698","url":null,"abstract":"Formation problem of first-order multi-agent systems is considered via complex-valued Laplacian. The event-triggered controller with time delay is designed for each agent. Formation can reach specific but arbitrary formation shape for some time delays under the assumption that the interconnection graph of the multi-agent systems is 2-rooted. Furthermore, the Zeno-behavior is excluded for the closed-loop system. Finally, a simulation example is given to illustrate the efficiency of the proposed results.","PeriodicalId":359959,"journal":{"name":"2019 3rd International Symposium on Autonomous Systems (ISAS)","volume":"3 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2019-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"122331110","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: 3
The exponential consensus of general second order multi-agent systems with communication delay 具有通信延迟的一般二阶多智能体系统的指数一致性
2019 3rd International Symposium on Autonomous Systems (ISAS) Pub Date : 2019-05-01 DOI: 10.1109/ISASS.2019.8757724
Wenyan Tang, Kun Li, Jia Wu, Ning Liu
{"title":"The exponential consensus of general second order multi-agent systems with communication delay","authors":"Wenyan Tang, Kun Li, Jia Wu, Ning Liu","doi":"10.1109/ISASS.2019.8757724","DOIUrl":"https://doi.org/10.1109/ISASS.2019.8757724","url":null,"abstract":"This article studies the consensus problem for a class of general second-order multi-agent systems with communication delay. The Lyapounov-Krasovskii functional with integral terms is constructed. Based on the Lyapounov-Krasovskii functional, the sufficient exponential consensus conditions for a class of general second-order multi-agent systems with communication delay are obtained. The effectiveness of the derived consensus conditions is illustrated by numerical example.","PeriodicalId":359959,"journal":{"name":"2019 3rd International Symposium on Autonomous Systems (ISAS)","volume":"17 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2019-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"121322213","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: 0
Velocity Observer-based Tracking Control of Autonomous Underwater Vehicle with Communication Delay 基于速度观测器的通信延迟自主水下航行器跟踪控制
2019 3rd International Symposium on Autonomous Systems (ISAS) Pub Date : 2019-05-01 DOI: 10.1109/ISASS.2019.8757710
Z. Guo, Xian Yang, Jin Gao, Jing Yan, Xiaoyuan Luo
{"title":"Velocity Observer-based Tracking Control of Autonomous Underwater Vehicle with Communication Delay","authors":"Z. Guo, Xian Yang, Jin Gao, Jing Yan, Xiaoyuan Luo","doi":"10.1109/ISASS.2019.8757710","DOIUrl":"https://doi.org/10.1109/ISASS.2019.8757710","url":null,"abstract":"Many marine missions demand the autonomous underwater vehicle (AUV) to track a desired target point. However, the cyber- and physical-constrained characteristics on AUV make it challenging to achieve the tracking task. This paper investigates the tracking control of AUV, subjected to time-varying communication delay and unmeasurable velocity. We design a model-free proportional-derivative (P+D) controller to enforce the position tracking of AUV. It is noted that the velocity of AUV is not always acquired in water. Then, a terminal sliding mode-based observer is developed to estimate the velocity of AUV. Meanwhile, Lyapunov functions are constructed to analyze the stability, through which the stability conditions of velocity observer are presented. Finally, simulation results are performed to validate the effectiveness.","PeriodicalId":359959,"journal":{"name":"2019 3rd International Symposium on Autonomous Systems (ISAS)","volume":"102 s3","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2019-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"113960598","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: 1
Robust Adaptive PD Tracking Control of Nonlinear Uncertain Systems with Application to Unmanned Aerial Vehicles 非线性不确定系统鲁棒自适应PD跟踪控制及其在无人机上的应用
2019 3rd International Symposium on Autonomous Systems (ISAS) Pub Date : 2019-05-01 DOI: 10.1109/ISASS.2019.8757697
Wenqiao Li, S. Tan, Qian Cao, Jun-Feng Lai
{"title":"Robust Adaptive PD Tracking Control of Nonlinear Uncertain Systems with Application to Unmanned Aerial Vehicles","authors":"Wenqiao Li, S. Tan, Qian Cao, Jun-Feng Lai","doi":"10.1109/ISASS.2019.8757697","DOIUrl":"https://doi.org/10.1109/ISASS.2019.8757697","url":null,"abstract":"This paper presents a structurally simple and computationally inexpensive PD tracking control scheme for UAVs in the presence of nonparametric uncertainties and actuation faults. Both stability and transient performance are ensured with the proposed method. Furthermore, the resultant PD control is adaptive, robust and fault-tolerant, in which the PD gains are automatically tuned online. Both systematic theoretical analysis and numerical simulation demonstrate the effectiveness of the proposed control design.","PeriodicalId":359959,"journal":{"name":"2019 3rd International Symposium on Autonomous Systems (ISAS)","volume":"3 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2019-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"120956835","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: 0
Robust Voltage Regulation if Unmanned Electric Vehicles 无人驾驶电动汽车的鲁棒电压调节
2019 3rd International Symposium on Autonomous Systems (ISAS) Pub Date : 2019-05-01 DOI: 10.1109/ISASS.2019.8757778
Junxing Chen, Muhammad Fasehulla, S. Tan, Wei Yu
{"title":"Robust Voltage Regulation if Unmanned Electric Vehicles","authors":"Junxing Chen, Muhammad Fasehulla, S. Tan, Wei Yu","doi":"10.1109/ISASS.2019.8757778","DOIUrl":"https://doi.org/10.1109/ISASS.2019.8757778","url":null,"abstract":"Stable and reliable voltage supply is crucial for unmanned vehicle to operate safely and autonomously. The electrification of unmanned vehicle involves the widespread use of power electronics and the integration of large amounts of power electronics loads in DC distribution systems. These electronic loads typically exhibit non-linear load characteristics, and the circuit resistance exhibits nonlinear changes may cause system instability. Using traditional methods to control DC distribution systems with these non-linear loads will be a challenge. In this paper, a nonlinear controller-stabilized DC/DC buck converters integrated Robust control method is used to eliminate the DC bus voltage fluctuation caused by These nonlinear resistances. Firstly, the model takes the error between the state quantity and the reference quantity as the control object. Then, a Robust control algorithm is used to ensure the large signal stability of the system. Finally, a nonlinear controller was established. The proposed controller not only ensures the global stability of the circuit system under the operating conditions of these non-linear loads, but also has a fast dynamic response and precise tracking over a wide operating range. Simulation was performed to verify the proposed strategy.","PeriodicalId":359959,"journal":{"name":"2019 3rd International Symposium on Autonomous Systems (ISAS)","volume":"50 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2019-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"133687034","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: 1
Dissipativity-based Reduced-order Filtering for Uncertain Semi-Markovian Jump Systems: Continuous-Time Case 基于耗散的不确定半马尔可夫跳变系统降阶滤波:连续时间情况
2019 3rd International Symposium on Autonomous Systems (ISAS) Pub Date : 2019-05-01 DOI: 10.1109/ISASS.2019.8757764
Zhang Huiyan, Ao Wen-gang
{"title":"Dissipativity-based Reduced-order Filtering for Uncertain Semi-Markovian Jump Systems: Continuous-Time Case","authors":"Zhang Huiyan, Ao Wen-gang","doi":"10.1109/ISASS.2019.8757764","DOIUrl":"https://doi.org/10.1109/ISASS.2019.8757764","url":null,"abstract":"This paper investigates the problem of dissipativity-based reduced-order filtering for continuous-time phase-type semi-Markovian jump systems (PH-SMJSs) with event-triggered scheme. By utilizing the dissipativity-based technique, sufficient conditions for the existence of the fixed-order filter are obtained to ensure the asymptotical stability with a strict dissipative performance of the resulted filtering error system. Next, the corresponding filter parameters are obtained by introducing slack variables. Furthermore, the proposed performance criterion condition is more general by covering $mathcal{H}_{infty}$, passivity, or mixed performance. Simulation results are provided to illustrate the effectiveness of the proposed reduced-order filter design approach.","PeriodicalId":359959,"journal":{"name":"2019 3rd International Symposium on Autonomous Systems (ISAS)","volume":"26 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2019-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"132454041","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: 0
Blockchain-based Credit and Arbitration Mechanisms in Crowdsourcing 众包中基于区块链的信用和仲裁机制
2019 3rd International Symposium on Autonomous Systems (ISAS) Pub Date : 2019-05-01 DOI: 10.1109/ISASS.2019.8757776
Yuejiao Ding, Zhongyu Chen, Feilong Lin, Changbing Tang
{"title":"Blockchain-based Credit and Arbitration Mechanisms in Crowdsourcing","authors":"Yuejiao Ding, Zhongyu Chen, Feilong Lin, Changbing Tang","doi":"10.1109/ISASS.2019.8757776","DOIUrl":"https://doi.org/10.1109/ISASS.2019.8757776","url":null,"abstract":"Crowdsourcing is a distributed business service model brought by Internet. However, users always pursue the maximum benefits with the least effort, which may lead to the low quality of solutions submitted by receivers. In addition, each user is most concerned about their own benefits, and sometimes they do not objectively evaluate the solutions. Based on blockchain technology, this paper implements crowdsourcing process through smart contract, and proposes credit and arbitration mechanisms suitable for general online industrial services. To be specific, the credit mechanism defines the historical reputation of each user through credit score, which is beneficial for the sender to find a satisfactory receiver, and provides criteria for the selection of members of the arbitration institution. We also combine punishment and incentive measures to ensure the earnest implementation of the crowdsourcing business by users. Arbitration mechanism refers to the arbitration of task solutions submitted by receivers through the decentralized and credible arbitration institution rather than senders or the crowdsourcing platform, which ensures the fairness and impartiality of the solution evaluation. The experimental results demonstrate the effectiveness of the proposed credit mechanism and arbitration mechanism.","PeriodicalId":359959,"journal":{"name":"2019 3rd International Symposium on Autonomous Systems (ISAS)","volume":"126 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2019-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"132052822","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 Adaptive Distributed Scheduling Algorithm for IEEE 802.15.4e TSCH Protocol IEEE 802.15.4e TSCH协议的自适应分布式调度算法
2019 3rd International Symposium on Autonomous Systems (ISAS) Pub Date : 2019-05-01 DOI: 10.1109/ISASS.2019.8757770
Yangyang Zhang, Cailian Chen, Shanying Zhu
{"title":"An Adaptive Distributed Scheduling Algorithm for IEEE 802.15.4e TSCH Protocol","authors":"Yangyang Zhang, Cailian Chen, Shanying Zhu","doi":"10.1109/ISASS.2019.8757770","DOIUrl":"https://doi.org/10.1109/ISASS.2019.8757770","url":null,"abstract":"Industrial Wireless Sensor Networks (IWSNs) can be flexibly deployed in industries with low cost. Thus, the industrial production process integrated with IWSNs can get more information to improve the performance of control and management. Due to the harsh environments and stringent reliability requirements in industries, Time-Slotted Channel Hopping (TSCH) is introduced in IEEE 802.15.4e-based wireless networks to improve their certainty and reliability. However, there is no explicit scheduling mechanism which should be made according to the industrial production requirements and the wireless environments. In this paper, the structure of transmission sequence of the TSCH networks is proposed and the adaptive scheduling algorithm is key of the structure. The scheduling algorithm takes the difference between the number of packets in the queue and the number of scheduled cells as the error of the incremental PID controller which can schedule the suitable number of cells to transmit the packets timely. When the quality of channels changes, each node can execute an adaptive channel selection procedure to predict the difference of using different channels. As a result, each node can dynamically select suitable channels to use. Simulations validate the effectiveness of the proposed scheduling algorithm.","PeriodicalId":359959,"journal":{"name":"2019 3rd International Symposium on Autonomous Systems (ISAS)","volume":"33 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2019-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"129299039","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
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