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Book Series
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Chapter and Conference Paper
Visual Sensing for Environments Recognizing and Welding Tracking Technology in Intelligent Robotic Welding: A Review
Intelligent welding robots can perceive changes in the welding process and achieve control over welding quality through various sensing methods. Among these, visual sensors have become the most promising due t...
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Book and Conference Proceedings
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Chapter and Conference Paper
Feature Extraction and Classification Recognition of Molten Pool in Multi-layer and Multi-pass Welding of Medium and Thick Plates
Multi-Layer and Multi-Pass Welding (MLMPW) for medium thick plates is widely used in fields such as marine engineering, nuclear welding, and high-speed rail welding. The implementation of feature extraction an...
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Chapter and Conference Paper
Prediction of Penetration Based on Feature Fusion of IR and CCD Images During Pulsed GTAW Process
Aiming at improving the recognition accuracy and robustness of the penetration state recognition model, a Coordination-Corrected-Mask-LCC-based (CCML-based) model with the input of original infrared thermal (I...
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Book and Conference Proceedings
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Book and Conference Proceedings
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Chapter and Conference Paper
Multi-information Sensing and Monitoring Experimental System of Intelligentized Welding Manufacturing Process
With the development of industry 4.0 mode, new communication technologies, Internet of things (IoT) technology, are bringing unprecedented changes to the welding industry [1–4]. It is of great importance to imple...
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Article
An automatic calibration algorithm for laser vision sensor in robotic autonomous welding system
Visual sensor plays an important part in intelligentized welding systems, and the calibration of the vision sensor is the indispensable part of visual systems. Aiming at the problem of the tedious calibration ...
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Article
Modelling and prediction of surface roughness in wire arc additive manufacturing using machine learning
WAAM has been proven a promising alternative to fabricate medium and large scale metal parts with a high depositing rate and automation level. However, the production quality may deteriorate due to the poor de...
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Article
Influences of weaving parameters on dynamic characteristics and stability control of the droplet transfer in arc-weaving P-GMAW process
The dynamic characteristics of droplet transfer are extremely complicated with the combined effects of gravity force and weaving motion during the weaving vertical-up welding on thick plate. In this paper, we ...
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Chapter and Conference Paper
MLD Classification Model of Visual Features of Multi-layer and Multi-pass Molten Pool During Robotic MAG Welding of Medium-Thick Steel Plates
Molten pool image segmentation and feature extraction based on vision sensor is one of the core tasks of robotic automated welding. The Geodesic active contour model (GAC) method is used for the molten pool im...
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Book and Conference Proceedings
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Chapter and Conference Paper
A Weld Bead Profile Extraction Method Based on Scanning Monocular Stereo Vision for Multi-layer Multi-pass Welding on Mid-thick Plate
In the shipbuilding and marine industry, multi-layer multi-pass welding (MLMPW) on mid-thick plate plays an important role, but most of the actual production is still completed by manual welding. It is a big c...
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Chapter and Conference Paper
Convolutional Neural Network Prediction of Aluminum Alloy GTAW Penetration Process Based on Arc Sound Sensing
Aluminum alloy is a metal material that is widely used in industry. Gas Tungsten Arc Welding (GTAW) is a common welding method for aluminum alloy welding, which has advantages of good welding quality, strong a...
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Chapter and Conference Paper
Binocular Stereo Vision and Modified DBSCAN on Point Clouds for Single Leaf Segmentation
Nowadays, the task of segmenting individual leaves is essential in some specific computer vision applications, for instance the recognition and localization of plant leaves in agricultural robotic applications...
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Chapter and Conference Paper
Multi-layer Multi-pass Welding of Medium Thickness Plate: Technologies, Advances and Future Prospects
Multi-layer multi-pass (MLMP) welding of medium thickness plate is always the focus and difficulty of research and application. It is widely used in shipbuilding and pressure vessel manufacturing. This paper s...
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Chapter and Conference Paper
Identification and Penetration Prediction of Aluminum Alloy GTAW Pool Based on Network Vision Monitoring
Weld penetration states detection based on welding pool image in Tungsten Inert Gas Welding (TIG) has been a hot research topic in industry and academia. In this paper, a prediction model of the melt width on ...
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Article
Wire and arc additive manufacturing of metal components: a review of recent research developments
Wire arc additive manufacturing (WAAM) is an important metal 3D printing method, which has many advantages, such as rapid deposition rate, low cost, and suitability for large complex metal components manufactu...
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Article
Model-free adaptive iterative learning control of melt pool width in wire arc additive manufacturing
Wire arc additive manufacturing (WAAM) is a Direct Energy Deposition (DED) technology, which utilize electrical arc as heat source to deposit metal material bead by bead to make up the final component. However...
