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Structure Analysis and Decoupling Research of a Novel Flexible Tactile Sensor Array

Feilu Wang, Yang Song, Zhenya Zhang, Wanli Chen
2015 Journal of Sensors  
This paper presents a novel flexible tactile sensor structure and proposes an efficient decoupling algorithm for the tactile sensor.  ...  The flexible tactile sensor model achieves the decomposition of the three-dimensional information from the structure with its unique design, avoids the direct interference between electrodes of the sensor  ...  [18] presented a decoupling algorithm based on homotopy theory for three-dimensional tactile sensor array.  ... 
doi:10.1155/2015/476403 fatcat:gf6dd7o3wje4nbucbwiz37egve

Decoupling Research of a Novel Three-Dimensional Force Flexible Tactile Sensor Based on an Improved BP Algorithm

Yang Song, Feilu Wang, Zhenya Zhang
2018 Micromachines  
pillars and three-dimensional forces for the 6 × 6 novel flexible tactile sensor array.  ...  for the tactile sensor.  ...  signal and three-dimensional force components for a novel flexible tactile sensor array.  ... 
doi:10.3390/mi9050236 pmid:30424169 pmcid:PMC6187590 fatcat:lrbblsrfnrbcxoa36nburbnwwy

Design of a Large-scale Three-dimensional Flexible Arrayed Tactile Sensor

Junxiang Ding, Yunjian Ge, Shanhong Li,, Fei Xu, Feng Shuang
2011 Sensors & Transducers  
This paper proposes a new type of large-scale three-dimensional flexible arrayed tactile sensor based on conductive rubber.  ...  It can be used to detect three-dimensional force information on the continuous surface of the sensor, which realizes a true skin type tactile sensor.  ...  The authors would like to thank the supports from the National Natural Science Foundation-funded project: research on a new type of flexible tactile sensor array No: 60672024, 61072032) and National 863  ... 
doaj:2f83a4ac70664ade8fdf8bb3df6b2938 fatcat:ojnwikkbtnd3fjpbeoew7pbu3q

Research on the Calibration Apparatus and Method of 3-D Flexible Tactile Sensor Arrays

Junxiang Ding, Yanmou Zhan, Wenda Zheng, Wudi Mu, Feilu Wang
2017 DEStech Transactions on Engineering and Technology Research  
The three-dimensional (3-D) flexible tactile arrays sensor is a kind of sensor with high-precision, high-resolution and high-speed response which can measure tactile information as human skin perception  ...  This paper proposes the principal of the 3-D flexible tactile sensor arrays and designs a novel calibration apparatus and the calibration method for it.  ...  INTRODUCTION With the deepening of robotic exploration in the world, three dimensional (3-D) flexible tactile sensor arrays have become a hot research for robot skin and an essential tool for robotic to  ... 
doi:10.12783/dtetr/iceta2016/7095 fatcat:gnset3bsyja6lo7zwyauianti4

A Decoupling Algorithm Based on Homotopy Theory for 3-D Tactile Sensor Arrays

Junxiang Ding, Yunjian Ge, Yuan Wang, Zhaohui Wang
2012 Sensors & Transducers  
A decoupling algorithm for 3-D tactile sensor arrays based on homotopy theory is described in this paper.  ...  Simulation results show that the increase of the sensor size will not make the exponential growth of computational complexity, and the algorithm can be used to measure force information of high-dimensional  ...  Herschel Rabitz at Princeton University for thoughtful discussion.  ... 
doaj:d269c2c48816469d9ddafb44b0c34159 fatcat:alzr4hwjlvarzkv5mwhqnejrua

Decoupling Research of a Three-dimensional Force Tactile Sensor Based on Radical Basis Function Neural Network

Feilu WANG, Xin SUN, Yubing WANG, Junxiang DING, Hongqing PAN, Quanjun Song, Yong YU, Feng SHUANG
2013 Sensors & Transducers  
A decoupling method based on radical basis function neural network (RBFNN) for a novel three-dimensional force flexible tactile sensor is presented in this paper.  ...  At last, the high dimensional nonlinear mapping relationship between resistance and three-dimensional force is also decoupled by RBFNN algorithm.  ...  Acknowledgements The paper is supported by Natural Science Research of Colleges of Anhui (KJ2012B037), NSF of Anhui (No. 1408085QF123), and NSFC (Nos. 61175070, 61201076, and 61301060).  ... 
doaj:2b01e85ab7f5442b857a64611d2c4e04 fatcat:eqwwsmqpebe4resigeuwu7f6ke

A Tactile Method for Rice Plant Recognition Based on Machine Learning

Xueshen Chen, Yuanyang Mao, Xu Ma, Long Qi
2020 Sensors  
The tactile sensor would be mounted on the paddy field weeder to provide identification information for the actuator.  ...  Second, voltage data were preprocessed by three algorithms to optimize recognition features, including dimensional feature, dimensionless feature, and fractal dimension.  ...  , the Science Foundation of Guangdong for Distinguished Young Scholars, grant number 2019B151502056, and the National Science Foundation for Young Scientists of China, grant number 31801258.  ... 
doi:10.3390/s20185135 pmid:32916874 fatcat:4a25fau55ffkjglbtzg4s5vhyq

A Table-Shaped Tactile Sensor for Detecting Triaxial Force on the Basis of Strain Distribution

Jeong Lee, Min-Gyu Kim, Mitsuhiro Shikida, Kazuo Sato
2013 Sensors  
In particular, a simple sensing principle for decoupling of three-dimensional force is proposed. Sensitivity of the proposed tactile sensor is tested experimentally.  ...  Abstract: A slim and flexible tactile sensor applicable to the interaction of human and intelligent robots is presented.  ...  (GCOE) program (Micro-and Nano-Mechatronics for Information-Based Society) of the Ministry of Education, Culture, Sports, Science and Technology, Japan.  ... 
doi:10.3390/s131216347 pmid:24287546 pmcid:PMC3892850 fatcat:ttb7sqtkvzamfcujyg6b35qrhm

The Study of Decoupling Methods for a Novel Tactile Sensor Based on BP Neural Network

Feilu Wang, Xuekun Zhuang, Xin Sun, Quangjun Song, Hongqing Pan, Yong Yu, Feng Shuang
2013 Sensors & Transducers  
which significantly increases the decoupling accuracy and satisfies the real-time requirements of the multi-dimensional tactile sensor array  ...  This paper proposes a decoupling method for a novel tactile sensor based on improved Back Propagation Neural Network (BPNN).  ...  There are many problems in the research of the three-dimensional tactile sensor, such as high manufacturing cost, poor flexibility, and unsuitable for the information detection of large scale array.  ... 
doaj:e7160ef9ab0c484db2c2225d741a954e fatcat:opp4c65cuzalbglbm6g4skicjm

Integrating force, tactile and proximity sensing for a flexible robotic system through a modular design [chapter]

Urbano Nunes, A. T. Almeida, Pedro Faia, Rui Araújo
1991 Engineering Systems with Intelligence  
distance sensors and algorithms for sensor-based control.  ...  This paper addresses issues regarding the integration of sensors for flexible robotics, namely force/torque, tactile and proximity range sensors.  ...  For a description of the ultrasonic system and methods to obtain three dimensional information using the system see [3, 4] , Tactile sensing The development of tactile sensors based on different technologies  ... 
doi:10.1007/978-94-011-2560-4_29 fatcat:3yzth2csmbdbvphl24yzgqtauq

Robot Grasping System and Grasp Stability Prediction Based on Flexible Tactile Sensor Array

Tong Li, Xuguang Sun, Xin Shu, Chunkai Wang, Yifan Wang, Gang Chen, Ning Xue
2021 Machines  
By feeding training data into different machine learning algorithms and comparing the judgment results, the best grasp prediction model for different scenes can be obtained.  ...  However, current tactile grasping technology lacks high-performance sensors and high-precision grasping prediction models, which limits its broad application.  ...  Acknowledgments: The authors give thanks to the State Key Laboratory of Transducer Technology, Aerospace Information Research Institute, Chinese Academy of Sciences for instrumentation and equipment support  ... 
doi:10.3390/machines9060119 fatcat:oolxpc2i4ba5bewxs67nimygcy

Novel Tactile Sensor Technology and Smart Tactile Sensing Systems: A Review

Liang Zou, Chang Ge, Z. Wang, Edmond Cretu, Xiaoou Li
2017 Sensors  
The signals from tactile sensors can be noisy, high-dimensional, complex and contain irrelevant information as well as essential one [16] .  ...  It requires strong interdisciplinary efforts, not only for advanced tactile sensors, but also for appropriate algorithms to deal with the acquired data.  ...  Acknowledgments: The authors acknowledge support of Natural Sciences and Engineering Research Council (NSERC) of Canada and Natural Science Foundation of Shanghai (Grant No. 14ZR1440100).  ... 
doi:10.3390/s17112653 pmid:29149080 pmcid:PMC5713637 fatcat:h725jo4frbafvmijwik3hr425i

Tactile sensing in dexterous robot hands — Review

Zhanat Kappassov, Juan-Antonio Corrales, Véronique Perdereau
2015 Robotics and Autonomous Systems  
Previously issued reviews are focused on hardware part of tactile sensors, whereas we present an overview of algorithms and tactile feedback-based control systems that exploit signals from the sensors.  ...  The applications of these algorithms include grasp stability estimation, tactile object recognition, tactile servoing and force control.  ...  Currently research is focused on developing new tactile skins, covering robot hands with tactile sensors and investigating new algorithms and approaches for using tactile information in autonomous manipulation  ... 
doi:10.1016/j.robot.2015.07.015 fatcat:lifzazooinf6xefcswgzb6pshi

Fruit Classification Utilizing a Robotic Gripper with Integrated Sensors and Adaptive Grasping

Jintao Zhang, Shuang Lai, Huahua Yu, Erjie Wang, Xizhe Wang, Zixuan Zhu, Yunchao Tang
2021 Mathematical Problems in Engineering  
A tactile sensing information acquisition circuit is built, and force and bending sensors are integrated into the robotic gripper to measure the contact force distribution on the contact surface and the  ...  In this study, a fruit identification method utilizing an adaptive gripper with tactile sensing and machine learning algorithms is reported.  ...  Tactile Sensing Information Acquisition Data Acquisition Circuit. e tactile sensing data are used in the identification and classification tasks. e framework of the tactile sensing perception acquisition  ... 
doi:10.1155/2021/7157763 fatcat:3mwygoaicfhjdjqxseesswstbe

Classification of rigid and deformable objects using a novel tactile sensor

Alin Drimus, Gert Kootstra, Arne Bilberg, Danica Kragic
2011 2011 15th International Conference on Advanced Robotics (ICAR)  
In this paper, we present a novel tactile-array sensor for use in robotic grippers based on flexible piezoresistive rubber.  ...  We represent the array of tactile information as a time series of features and use this as the input for a k-nearest neighbors classifier.  ...  We thus obtained a data set of |D| = 97 labels for 10 objects. The classification algorithm was based on three k-NN classifiers, with k = 1, 3, 5.  ... 
doi:10.1109/icar.2011.6088622 dblp:conf/icar/DrimusKBK11 fatcat:fgso2ser2vakhkkcwpp5h2nv7q
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