Results 21 to 30 of about 902,982 (178)

Robotic Positioning for Quality Assurance of Feature-Sparse Components Using a Depth-Sensing Camera

open access: yesIEEE Sensors Journal, 2023
In this article, a novel method for crawler positioning is presented utilizing an onboard depth-sensing camera, which can operate in semistructured, self-similar environments, using only measurements of the sample under inspection to navigate ...
Adam Gilmour   +6 more
semanticscholar   +1 more source

Robot-arm-based mobile HTS SQUID system for NDE of structures [PDF]

open access: yesJournal of Physics: Conference Series, 2008
A robot-arm-based mobile HTS SQUID system was developed for NDE of fixed targets. To realize the system, active magnetic shielding technique using fluxgate as reference sensor for ambient field was applied to a cryocooler-based HTS SQUID gradiometer that was mounted on commercial robot-arm.
K Yotsugi, Y Hatsukade, S Tanaka
openaire   +1 more source

Machining-based coverage path planning for automated structural inspection [PDF]

open access: yes, 2018
The automation of robotically delivered nondestructive evaluation inspection shares many aims with traditional manufacture machining. This paper presents a new hardware and software system for automated thickness mapping of large-scale areas, with ...
Dobie, Gordon   +4 more
core   +1 more source

Practical constraints on real time Bayesian filtering for NDE applications [PDF]

open access: yes, 2014
An experimental evaluation of Bayesian positional filtering algorithms applied to mobile robots for Non-Destructive Evaluation is presented using multiple positional sensing data – a real time, on-robot implementation of an Extended Kalman and Particle ...
Dobie, G.   +4 more
core   +1 more source

A review of simulation training and new 3D computer-generated synthetic organs for robotic surgery education

open access: yesJournal of Robotic Surgery, 2021
We conducted a comprehensive review of surgical simulation models used in robotic surgery education. We present an assessment of the validity and cost-effectiveness of virtual and augmented reality simulation, animal, cadaver and synthetic organ models ...
Daniel M. Costello   +9 more
semanticscholar   +1 more source

Retrospective analysis of operative time and time to discharge for laparoscopic vs robotic approaches to appendectomy and cholecystectomy

open access: yesJournal of Robotic Surgery, 2023
Robotic-assisted appendectomies and cholecystectomies are believed to increase cost compared to the gold standard laparoscopic approach. Two equally qualified surgeons performed both approaches over 2 years to evaluate intraoperative duration, time to ...
A. Rifai   +8 more
semanticscholar   +1 more source

Automated soil hardness testing machine [PDF]

open access: yes, 2007
This paper describes the design and performance of a mechatronic system for controlling a standard drop-hammer mechanism that is commonly used in performing outdoor soil or ground hardness tests. A low-cost microcontroller is used to control a hydraulic
Cubero, Samuel N.   +1 more
core   +8 more sources

Synthetic aperture guided wave imaging using a mobile sensor platform [PDF]

open access: yes, 2012
This oral session at conference looks at synthetic aperture guided wave imaging using a mobile sensor ...
Dobie, Gordon   +4 more
core   +1 more source

Flexible integration of robotics, ultrasonics and metrology for the inspection of aerospace components [PDF]

open access: yes, 2016
The performance of modern robotic manipulators has allowed research in recent years, for the development of fast automated non-destructive testing (NDT) of complex geometries.
Kahani, Danial   +12 more
core   +3 more sources

Path planning optimization of six-degree-of-freedom robotic manipulators using evolutionary algorithms

open access: yesInternational Journal of Advanced Robotic Systems, 2020
Lowering joint torques of a robotic manipulator enables lowering the energy it uses as well as increase in the longevity of the robotic manipulator. This article proposes the use of evolutionary computation algorithms for optimizing the paths of the ...
Sandi Baressi Segota   +4 more
semanticscholar   +1 more source

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