Attitude Measurement System for Excavators Manipulator Based on

Attitude Measurement System for Excavators Manipulator Based on

EXTRACTION METHOD OF POSITION AND POSTURE …

of extracting the target attitude information of robot arm based on RGB-D data is proposed. The position and attitude of the manipulator target are acquired by depth image processing, and the detected target position is sent to the manipulator control node, and the feature points of the manipulator are extracted. The 3-D

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Attitude measurement system for excavator's manipulator

Furthermore, the kinematics of the excavator's manipulator is analyzed and the attitude computation method in this vision measurement system is derived.Then, the camera calibration method applied in the system proposed before is studied; also, two X-corner subpixel detection algrithms are studied, which are intensity profile based algrithm and Hessian matrix based …

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Vision-based estimation of excavator manipulator pose for

Nov 07, 2019 · As described earlier, the manipulator attached to the excavator operates the lever based on the 8-bit control signal it receives from the remote control station. Figure 7 shows the positions of the cameras (top left) and the manipulator installation in the cab of the excavator (top right). RTK GPS is utilized to measure the center position and swing angle of the main …

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Low-Cost Accelerometers for Robotic Manipulator Perception

Fig. 1. Two manipulators used to demonstrate the utility of accelerometer-based sensing: a Willow Garage PR2 Alpha and a prototype low-cost manipulator. Extended Kalman Filter (EKF). Because of its low cost, this system of joint-position estimation can be used to augment an existing robotic sensor suite, or to function as the primary

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Attitude | NovAtel

An Inertial Measurement Unit (IMU) measures angular rate of change, and yields a full six degrees-of-freedom attitude solution; Attitude accuracy of our SPAN® GPS/INS or GNSS/INS systems is based on the accelerometer and gyroscope specification of the IMU being used; Attitude is measured relative to the IMU frame.

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Attitude | NovAtel

An Inertial Measurement Unit (IMU) measures angular rate of change, and yields a full six degrees-of-freedom attitude solution; Attitude accuracy of our SPAN® GPS/INS or GNSS/INS systems is based on the accelerometer and gyroscope specification of the IMU being used; Attitude is measured relative to the IMU frame.

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Real-time, 3-D Model Deformation Measurement Capability

Nov 30, 2016 · An innovative technology solution to accurately measure test article position, attitude, surface deformation and the quantification of fluctuations of these parameters is needed to meet test customer requirements. Application of a measurement system of this nature is difficult due to test facility structure.

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Extending the Implicit Association Test (IAT): Assessing

Jan 05, 2011 · Attitude Measurement and the Implicit Association Test (IAT) The IAT is a method of estimating evaluative associations that underlie implicit attitudes, which draws on differences in reaction times in a rapid computerized categorization task.

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Research on Intelligent Control System of Manipulator

Jan 20, 2018 · In order to improve the accuracy and flexibility of forestry robot mechanical arm, the mechanical arm mathematical model is constructed in this paper by Denavit–Hartenberg parameter method, and the inverse solution algorithm based on Newton iteration method is designed. On this basis, in the joint space, three times interpolation and five times interpolation …

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A Novel Approach to Detect the Posture of Excavator's

Feb 01, 2019 · A computer vision-based system was also used to estimate the pose of an excavator manipulator by observing target markers on the end-effector of interest [ 20, 21 ]. Recently, a LiDAR system was implemented to estimate the pose of an excavator.

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Model Aerodynamic Tests with a Wire-driven Parallel

Aug 01, 2010 · Moreover, the measurement system for wire tension and its corresponding data acquisition system are designed and built. Thereafter, the wire-driven parallel suspension system is placed in an open return circuit low-speed wind tunnel for wind tunnel tests to acquire data of each wire tension when the airplane model is at different attitudes and

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Virtual Submerged Floating Operational System for Robotic

, " A high precision approach to calibrate a structured light vision sensor in a robot-based three-dimensional measurement system," Sensors, vol. 16, no. 9, article no. 1388, 2016. 2-s2.0-84984797251 10.3390/s16091388 Google Scholar

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Vessel Surface Equipment Attitude Measurement Based on

Vessel weapon firing precision is deeply influenced by the attitude, which also affects vessel combat efficiency. In order to realize the high precision determination of vessel weapon attitude, this paper presented the weapon attitude measuring theory based on CIRS(Conventional Inertial Reference System). The theory contained star apparent place synchronous calculation, star …

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Low-cost Accelerometers for Robotic Manipulator Perception

Fig. 1. Two manipulators used to demonstrate the utility of accelerometer-based sensing: a Willow Garage PR2 Alpha and a prototype low-cost manipulator. Extended Kalman Filter (EKF). Because of its low cost, this system of joint-position estimation can be used to augment an existing robotic sensor suite, or to function as the primary

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Journal of Physics: Conference Series, Volume 1820, 2021

This paper presents a design method of airborne radar attitude test system based on servo drive, which can realize the closed-loop test of servo system, the separate test of antenna drive module, the separate test of scanner base and the attitude test. The system adopts the attitude angle measurement method based on fiber laser gyroscope as the

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CN110664484A - Space registration method and system for

The invention discloses a space registration method of a robot and an image device, wherein a measuring rod is arranged on the robot, and the pose of the measuring rod relative to the robot is determined; placing at least three measuring balls within the working range of the robot; moving the robot until the cylindrical surface of the measuring stick is in mechanical contact with the …

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Extending the Implicit Association Test (IAT): Assessing

Jan 05, 2011 · Attitude Measurement and the Implicit Association Test (IAT) The IAT is a method of estimating evaluative associations that underlie implicit attitudes, which draws on differences in reaction times in a rapid computerized categorization task.

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Vision-based estimation of excavator manipulator pose for

An attitude measuring method for excavator's manipulator based on vision measurement was proposed. Using the industrial camera to grab the perspective images of …

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A new pose estimation method for non-cooperative

Oct 04, 2018 · In this paper, a method based on the inherent characteristics of a spacecraft is proposed for estimating the pose (position and attitude) of the spatial non-cooperative target. First, we need to preprocess the obtained point cloud to reduce noise and improve the quality of data. Second, according to the features of the satellite, a recognition

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