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兰州理工大学 [11]
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浏览/检索结果:
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Development of a Hybrid Vision Sensor and Its Application in Robotic Welding
会议论文
Auckland, New Zealand, 26-30 August 2023
作者:
Yunkai Ma
;
Junfeng Fan
;
Zhen Zhou
;
Sihan Zhao
;
Fengshui Jing
收藏
  |  
浏览/下载:11/0
  |  
提交时间:2023/10/08
Recognition of weld defects from X-ray images based on improved convolutional neural network
期刊论文
Multimedia Tools and Applications, 2022, 卷号: 81, 期号: 11, 页码: 15085-15102
作者:
Hu, Ande
;
Wu, Lijian
;
Huang, Jiankang
;
Fan, Ding
;
Xu, Zhenya
收藏
  |  
浏览/下载:31/0
  |  
提交时间:2022/06/20
Chemical activation
Convolution
Convolutional neural networks
Defects
Image enhancement
Image segmentation
Processing
Welds
Activation functions
Convolution neural network
Convolutional neural network
Exponential linear unit function
Exponentials
Linear units
Pooling
Unit functions
Weld defects
Weld defects recognition
Automatic Detection and Location of Weld Beads With Deep Convolutional Neural Networks
期刊论文
IEEE TRANSACTIONS ON INSTRUMENTATION AND MEASUREMENT, 2021, 卷号: 70, 页码: 12
作者:
Yang, Lei
;
Fan, Junfeng
;
Liu, Yanhong
;
Li, En
;
Peng, Jinzhu
收藏
  |  
浏览/下载:20/0
  |  
提交时间:2021/03/08
Data augmentation
deep convolutional network model
object location
samples updating
semantic segmentation
weld bead
Application of YOLO Object Detection Network in Weld Surface Defect Detection
会议论文
Jiaxing, China, July 27-31, 2021
作者:
Zuo, Yinlong
;
Wang JT(王金涛)
;
Song JL(宋吉来)
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2021/11/27
Ultrasonic Array Detection Method on Cylindrical Surface Diffusion Weld of Complex Structural Parts
期刊论文
Jixie Gongcheng Xuebao/Journal of Mechanical Engineering, 2020, 卷号: 56, 期号: 22, 页码: 1-7
作者:
Li, Wentao
;
Zhou, Zhenggan
收藏
  |  
浏览/下载:15/0
  |  
提交时间:2022/02/17
Acoustic waves
Acoustics
Finite difference time domain method
Signal to noise ratio
Testing
Transducers
Ultrasonic testing
Welds
Complex structural parts
Component structure
Detection efficiency
Detection experiments
Low signal-to-noise ratio
Prefabricated defects
Structural characteristics
Ultrasonic testing method
X-ray image defect recognition method for pipe weld based on improved convolutional neural network
期刊论文
Hanjie Xuebao/Transactions of the China Welding Institution, 2020, 卷号: 41, 期号: 1, 页码: 7-11
作者:
Fan, Ding
;
Hu, Ande
;
Huang, Jiankang
;
Xu, Zhenya
;
Xu, Xu
收藏
  |  
浏览/下载:16/0
  |  
提交时间:2020/11/14
Chemical activation
Convolution
Convolutional neural networks
Defects
Extraction
Feature extraction
Image enhancement
Image recognition
Pixels
Welds
Activation functions
Convolution neural network
Local information
Network parameters
Recognition accuracy
Region of interest
Saturation region
Segmentation algorithms
Real-time measurement system based on laser photoelectric conversion for detecting weld pool oscillation frequency in continuous P-GTAW
期刊论文
Hanjie Xuebao/Transactions of the China Welding Institution, 2018, 卷号: 39, 期号: 1, 页码: 75-78 and 88
作者:
Li, Chunkai
;
Shi, Yu
;
Du, Leiming
;
Gu, Yufen
;
Zhu, Ming
收藏
  |  
浏览/下载:12/0
  |  
提交时间:2020/11/14
Electric welding
Fast Fourier transforms
Image processing
Signal to noise ratio
Time measurement
Welds
High sampling rates
Laser vision
Oscillation frequency
Photoelectric conversion
Real time measurements
Real-time detection
Weld pool
Welding conditions
Detection and Analysis of Weld Pool Dynamic Behavior and Welder Control Information in GTAW
期刊论文
Jixie Gongcheng Xuebao/Journal of Mechanical Engineering, 2018, 卷号: 54, 期号: 2, 页码: 27-33
作者:
Fan, Ding
;
Dun, Xiaochun
;
Zhang, Gang
;
Shi, Yu
收藏
  |  
浏览/下载:2/0
  |  
提交时间:2020/11/14
Defects
Electric welding
Flow patterns
Intelligent robots
Social robots
Welds
Control information
Control parameters
Directional control
GTAW
Laser vision
Liquid metal flows
Weld pool
Welder experience
A novel method for detecting weld defects accurately and reliably in radiographic images
期刊论文
INSIGHT, 2016, 卷号: 58, 期号: [db:dc_citation_issue], 页码: 28-34
作者:
Dang, Changying
;
Gao, Jianmin
;
Wang, Zhao
;
Xiao, Yulin
;
Zhao, Yalin
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2019/12/02
line profile
Bezier approximation
peak-valley index
defect detection
defect index
Multi-step radiographic image enhancement conforming to weld defect segmentation
期刊论文
IET IMAGE PROCESSING, 2015, 卷号: 9, 期号: [db:dc_citation_issue], 页码: 943-950
作者:
Dang, Changying
;
Gao, Jianmin
;
Wang, Zhao
;
Chen, Fumin
;
Xiao, Yulin
收藏
  |  
浏览/下载:11/0
  |  
提交时间:2019/12/02
image enhancement
image segmentation
smoothing methods
welding
entropy
flaw detection
edge detection
fuzzy set theory
automatic optical inspection
multistep radiographic image enhancement
automatic weld defect segmentation
global contrast enhancement algorithm
edge intensity
linear weighting
defect edge preservation
radiographic nondestructive testing
adaptive equalisers
radiography
information entropy
MSRE
contrast limited adaptive histogram equalisation image
weighted image smoothing
relative segmentation accuracy
image filtering
fuzzy enhancement algorithm
local contrast enhancement algorithm
anisotropic diffusion filtering
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