2016 IEEE International Conference on Real-time Computing and Robotics (RCAR)最新文献

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Environment feature recognition algorithm for rescue robot based on a 2D laser radar 基于二维激光雷达的救援机器人环境特征识别算法
2016 IEEE International Conference on Real-time Computing and Robotics (RCAR) Pub Date : 2016-06-01 DOI: 10.1109/RCAR.2016.7784054
Xizhe Zang, Can Zhang, Yixiang Liu, Jie Zhao
{"title":"Environment feature recognition algorithm for rescue robot based on a 2D laser radar","authors":"Xizhe Zang, Can Zhang, Yixiang Liu, Jie Zhao","doi":"10.1109/RCAR.2016.7784054","DOIUrl":"https://doi.org/10.1109/RCAR.2016.7784054","url":null,"abstract":"It is very important for mobile robot to recognize the surrounding 3D environment in a unknown workspace. This paper proposes a 2D laser radar based 3D environment feature recognition algorithm which is applied to a novel rescue robot with wireless control system. It is used to help rescue robot to avoid obstacles in complex unstructured environment. Firstly, a multi-linked tracked robot platform and the features of control system are introduced. Reliable structure and control system ensure the stability of robot. Then the algorithm of 2D laser radar based 3D environment feature recognition is introduced. It makes a good use of the advantage of the laser radar, and this algorithm can effectively identify the area where there is no obstacle by a simple and fast way. Finally, the communication performance of the control system and the stability and accuracy of this feature recognition algorithm is verified by experiment.","PeriodicalId":402174,"journal":{"name":"2016 IEEE International Conference on Real-time Computing and Robotics (RCAR)","volume":"13 5","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"132119593","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
Bidding strategy in continuous double auction market based on Fuzzy Cognitive Map 基于模糊认知图的连续双拍市场竞价策略
2016 IEEE International Conference on Real-time Computing and Robotics (RCAR) Pub Date : 2016-06-01 DOI: 10.1109/RCAR.2016.7784016
H. Luan, Hongbin Dong, Qi Feng, Yue Pan
{"title":"Bidding strategy in continuous double auction market based on Fuzzy Cognitive Map","authors":"H. Luan, Hongbin Dong, Qi Feng, Yue Pan","doi":"10.1109/RCAR.2016.7784016","DOIUrl":"https://doi.org/10.1109/RCAR.2016.7784016","url":null,"abstract":"In this paper, through analyzing the fuzzy cognitive map inference mechanism and the continuous double auction market bidding process, the bidding process met a causal relationship. We design and analyze a new bidding strategy based on Fuzzy Cognitive Map (Fuzzy Cognitive Map bidding strategy, FCMBS), and build a model for Seller Agents with certain emotions based on FCMBS bidding strategy. FCMBS strategy is divided into three bidding stages, trader agent adopts different strategies depending on different bidding stages. Depending on the input information of market, seller agent model has three different emotional states. In the experiments, we study the performance of the FCMBS bidding strategy and compare it with other classic bidding strategies. Experimental results show that agents adopting the FCMBS bidding strategy were superior to the other strategies in terms of trading success rate and profit.","PeriodicalId":402174,"journal":{"name":"2016 IEEE International Conference on Real-time Computing and Robotics (RCAR)","volume":"604 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"123239574","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 method of linear inflation control in Ambulatory Blood Pressure measurement at finger 手指动态血压测量中的线性膨胀控制方法
2016 IEEE International Conference on Real-time Computing and Robotics (RCAR) Pub Date : 2016-06-01 DOI: 10.1109/RCAR.2016.7783993
Pandeng Zhang, Jie Zhang, Quanli Qiu, Ye Chen, Jia Liu
{"title":"The method of linear inflation control in Ambulatory Blood Pressure measurement at finger","authors":"Pandeng Zhang, Jie Zhang, Quanli Qiu, Ye Chen, Jia Liu","doi":"10.1109/RCAR.2016.7783993","DOIUrl":"https://doi.org/10.1109/RCAR.2016.7783993","url":null,"abstract":"In 24-hour Non-invasive Blood Pressure (NIBP) measurement, most of the automatic devices use oscillometric method. Accurate measurement of BP at finger using an Oscillometric Waveform (OMW) remains a challenge, particularly when the waveform is collected in inflation, because of the bad signal-to-noise ratio. In the present work, we aimed at measuring Ambulatory Blood Pressure by extracting OMW signal at finger with a new method of linear inflation control and digital signal processing. With the PID control of the pump and real time signal processing, we implemented the blood pressure measurement system and new algorithm. For the validation of our suggested method, we compare the effect of our method and traditional method. Finally, the method is validated in a pilot study against Welch Allyn ProBP 3400 BP monitors.","PeriodicalId":402174,"journal":{"name":"2016 IEEE International Conference on Real-time Computing and Robotics (RCAR)","volume":"160 4","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"120990325","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
Design and analysis of a two-DOF coupling motion robotic joint 二自由度耦合运动机器人关节的设计与分析
2016 IEEE International Conference on Real-time Computing and Robotics (RCAR) Pub Date : 2016-06-01 DOI: 10.1109/RCAR.2016.7784093
He Huang, Erbao Dong, Linlei Zhou, Zhuo Duan, Chunshan Liu, Jin Luo, Min Xu, Jie Yang
{"title":"Design and analysis of a two-DOF coupling motion robotic joint","authors":"He Huang, Erbao Dong, Linlei Zhou, Zhuo Duan, Chunshan Liu, Jin Luo, Min Xu, Jie Yang","doi":"10.1109/RCAR.2016.7784093","DOIUrl":"https://doi.org/10.1109/RCAR.2016.7784093","url":null,"abstract":"In this paper, a robotic joint with a two-DOF coupling motion is proposed for higher payload ability, power density and speed. With these advantages the joint is ideal for use in robots, especially multi-DOF manipulators. The entire robot manipulator composed of these joints is not involved in this paper. It will be reported in detail in a future publication. Here we just focus on the robotic joint. This robotic joint which is configured as a series-parallel hybrid structure can be called as angular swivel joint. And the joint can move on a spherical surface whose apex angle is 100° by the coupling motions of two independent motor-reducer drive systems. Details of the mechanism design, kinematics analysis and differential kinematics will be depicted. In addition, all motions of the joint can be divided into two modes: mode 1 is that the two motor-reducer systems work in the same speed and with the opposite direction (SSOD); and mode 2 is that the two motor-reducer drive systems work in the same speed and with the same direction (SSSD). Moreover, a unique control strategy based on these two basic motion modes are presented. Finally, simulations and experiments are implemented to verify the feasibility and performance of the joint.","PeriodicalId":402174,"journal":{"name":"2016 IEEE International Conference on Real-time Computing and Robotics (RCAR)","volume":"21 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"128645329","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
Pose measurement of a non-cooperative spacecraft based on circular features 基于圆形特征的非合作航天器位姿测量
2016 IEEE International Conference on Real-time Computing and Robotics (RCAR) Pub Date : 2016-06-01 DOI: 10.1109/RCAR.2016.7784029
Yang Liu, Zongwu Xie, Bin Wang, Hong Liu
{"title":"Pose measurement of a non-cooperative spacecraft based on circular features","authors":"Yang Liu, Zongwu Xie, Bin Wang, Hong Liu","doi":"10.1109/RCAR.2016.7784029","DOIUrl":"https://doi.org/10.1109/RCAR.2016.7784029","url":null,"abstract":"As some of the valuable satellites can maintain working after on-orbit servicing, it's meaningful to do research on the autonomous rendezvous. Most of these satellites have no target location markers or rendezvous sensors, the so-called non-cooperative satellites. Thus, the pose measurement is the key to the on-orbit servicing. In this paper, a closed-form solution for circle pose measurement is proposed. It is used to obtain the position of the adapter ring on the target satellite and effectively solves the problem for circular feature, requiring neither camera motion nor the radius of the circle. It can get the unique solution exactly without using a correspondence criterion. The method is experimented on both synthetic images and real images. And the results illustrate the good performance of the method compared with other existing algorithms.","PeriodicalId":402174,"journal":{"name":"2016 IEEE International Conference on Real-time Computing and Robotics (RCAR)","volume":"9 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"127091131","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
A novel calibration method for the photometric stereo system with non-isotropic LED lamps 一种新的非各向同性LED灯光度立体系统标定方法
2016 IEEE International Conference on Real-time Computing and Robotics (RCAR) Pub Date : 2016-06-01 DOI: 10.1109/RCAR.2016.7784041
Y. Nie, Zhan Song, Ming Ji, Lei Zhu
{"title":"A novel calibration method for the photometric stereo system with non-isotropic LED lamps","authors":"Y. Nie, Zhan Song, Ming Ji, Lei Zhu","doi":"10.1109/RCAR.2016.7784041","DOIUrl":"https://doi.org/10.1109/RCAR.2016.7784041","url":null,"abstract":"This paper presents a new calibration method of photometric stereo system which works under near-field lighting condition and with non-isotropic light sources. To estimate the position of light source, a multiple-sphere-based approach is introduced. According to the axial symmetry property of the lighting field, we show that there exists a unique brightest point which locates on the symmetry axis. By the using of a reference plane and detecting the brightest image point, principle optical axis of light source can be precisely calculated. By considering the radiance model of light source, lighting condition for each surface point can be accurately represented. Both planar and free-form surfaces are used for the experiments. And the results show that, high-quality 3D reconstruction results can be obtained by the proposed calibration approach in comparison with conventional methods.","PeriodicalId":402174,"journal":{"name":"2016 IEEE International Conference on Real-time Computing and Robotics (RCAR)","volume":"17 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"126659287","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: 7
Soft damper for quick stabilization of soft robotic actuator 用于柔性机器人执行器快速稳定的软阻尼器
2016 IEEE International Conference on Real-time Computing and Robotics (RCAR) Pub Date : 2016-06-01 DOI: 10.1109/RCAR.2016.7784074
Feng Ni, A. Henning, K. Tang, L. Cai
{"title":"Soft damper for quick stabilization of soft robotic actuator","authors":"Feng Ni, A. Henning, K. Tang, L. Cai","doi":"10.1109/RCAR.2016.7784074","DOIUrl":"https://doi.org/10.1109/RCAR.2016.7784074","url":null,"abstract":"The ability to alleviate undesired oscillation of a soft robotic actuator enables the reliable control of its degree of bending. This paper details a conceptual design and prototyping of a soft damper to enable quick stabilization of a rapid actuated soft actuator. A methodology evaluating oscillation attenuation is proposed. The soft damper is also tested under different degrees of bending as a proof of its effective and seamless integration with soft robotics.","PeriodicalId":402174,"journal":{"name":"2016 IEEE International Conference on Real-time Computing and Robotics (RCAR)","volume":"19 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"126696346","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: 9
Real-time tag recognition based on morphology and local contrast 基于形态学和局部对比的实时标签识别
2016 IEEE International Conference on Real-time Computing and Robotics (RCAR) Pub Date : 2016-06-01 DOI: 10.1109/RCAR.2016.7784100
Zhiqin Chen, Yufeng Zhang, Hesheng Wang, Weidong Chen
{"title":"Real-time tag recognition based on morphology and local contrast","authors":"Zhiqin Chen, Yufeng Zhang, Hesheng Wang, Weidong Chen","doi":"10.1109/RCAR.2016.7784100","DOIUrl":"https://doi.org/10.1109/RCAR.2016.7784100","url":null,"abstract":"With the development of computer and robotic technology, more and more miscellaneous work has been done by robots rather than men. In this case, robot vision, especially object recognition, which can help to locate objects in captured images and extract valuable information from those objects, becomes a significant part in robot design and realization. This process is expected to be real-time. In this paper, the aim is to find out the real-time and accurate algorithms to localize and recognize particular tags. Firstly, new special tags are designed. Then two tag corner localization methods are proposed, in which one is based on morphology and another is based on local contrast. And the character recognition based on OCR are also described. In the end, based on Library Management Robot (LMR), some experiments are taken. As a result, the two tag localization algorithms turn out to have complementary features in recognition distance. Meanwhile, comparing to other methods, the new methods can quickly and accurately extract tags and their information under various conditions including unexpected shadows, different light conditions and different backgrounds.","PeriodicalId":402174,"journal":{"name":"2016 IEEE International Conference on Real-time Computing and Robotics (RCAR)","volume":"10 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"117203063","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
Robotic manipulation planning using dynamic RRT 基于动态RRT的机器人操作规划
2016 IEEE International Conference on Real-time Computing and Robotics (RCAR) Pub Date : 2016-06-01 DOI: 10.1109/RCAR.2016.7784080
Hao Deng, Zeyang Xia, Jing Xiong
{"title":"Robotic manipulation planning using dynamic RRT","authors":"Hao Deng, Zeyang Xia, Jing Xiong","doi":"10.1109/RCAR.2016.7784080","DOIUrl":"https://doi.org/10.1109/RCAR.2016.7784080","url":null,"abstract":"When a robot manipulator performs tasks in a dynamic unstructured environment, it not only should account for where and how it should move, but also ensure that the robot can effectively avoid collisions with static and moving obstacles. Planning in absolutely unstructured and dynamic environment is much more challenging, up-to-date there is no universal solution to this problem. In this paper, we believed the concept that for motion planning in real dynamic environments, usually there is only a part of a path invalidated by obstacles, and only this part needs replanning. Thus, in this paper a practical strategy was presented for motion planning in dynamic environments. First, a variant dynamic Rapidly-exploring Random Tree (RRT) planner was designed to combine global planning with local replanning. Then, the proposed dynamic RRT algorithm was implemented under Robotic Operation System (ROS) framework and applied to a 7-degree-of-freedom manipulator. Experimental results have shown that the proposed dynamic RRT planner can plan and execute movement of robot manipulator between a starting and target position while preserving task constraints and reacting to environment changes in real time.","PeriodicalId":402174,"journal":{"name":"2016 IEEE International Conference on Real-time Computing and Robotics (RCAR)","volume":"36 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"127747741","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 new algorithm for obstacle segmentation in dynamic environments using a RGB-D sensor 基于RGB-D传感器的动态环境中障碍物分割新算法
2016 IEEE International Conference on Real-time Computing and Robotics (RCAR) Pub Date : 2016-06-01 DOI: 10.1109/RCAR.2016.7784057
Gaoqiang Yang, Fucai Chen, Wen Chen, Mu Fang, Yunhui Liu, Luyang Li
{"title":"A new algorithm for obstacle segmentation in dynamic environments using a RGB-D sensor","authors":"Gaoqiang Yang, Fucai Chen, Wen Chen, Mu Fang, Yunhui Liu, Luyang Li","doi":"10.1109/RCAR.2016.7784057","DOIUrl":"https://doi.org/10.1109/RCAR.2016.7784057","url":null,"abstract":"Obstacle detection is one of the main components of the control system and navigation of autonomous vehicles. This paper presents a novel approach to obstacle detection and segmentation with a RGB-D sensor. Different from the traditional approaches which only detect whether there exist obstacles, our approach not only can detect the obstacles but also can distinguish between dynamic obstacles and static obstacles. Base on the information received by the kinect sensor, the mobile robot can choose different avoidance strategy when facing different kinds of obstacles intelligently. First, we get a 3D point cloud from the depth image and compute the height of each point from ground plane which is estimated during a calibration step. In this step, we can discriminate which point belongs to obstacles. Then we use a batch of depth images to get the dynamic objects of each image. Finally, the obstacle map is an orthographic projection of these obstacle points along the normal to the ground plane. Experimental results carried out with a mobile platform in an indoor environment have shown that the system can detect and segment stationary and moving obstacles.","PeriodicalId":402174,"journal":{"name":"2016 IEEE International Conference on Real-time Computing and Robotics (RCAR)","volume":"110 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"133470003","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
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