A crack detection system of subway tunnel based on image processing

Based on pixel-level processing, an improved crack detection algorithm is proposed using structural analysis for improving the quality of tunnel ...

Image-Processing-Based Subway Tunnel Crack Detection System

This paper proposes a new method for crack identification and feature detection using image processing technology.

Crack Detection Technology of Subway Tunnel Based on Image ...

The purpose of this paper is to use image processing method to detect tunnel cracks [4]. Page 2. International Journal of Engineering Technology and ...

A crack detection system of subway tunnel based on image processing

For the images of crack defects of subway tunnel, traditional image processing algorithms is hardly effective for dealing with problems existing in the ...

Image-Processing-Based Subway Tunnel Crack Detection System

With the increase in urban rail transit construction, instances of tunnel disease are on the rise, and cracks have become the focus of ...

Image-Processing-Based Subway Tunnel Crack Detection System

With the increase in urban rail transit construction, instances of tunnel disease are on the rise, and cracks have become the focus of tunnel maintenance ...

An Algorithm to Detect the Crack in the Tunnel Based on the Image ...

The safety is very important for urban rail transit. So it is the necessary to detect the crack of subway tunnel to keep the secure of the line.

Research on Cracks Image Detection System for Subway Tunnel

Image processing methods are commonly considered in defect detection in recent decades. For instance, Salman et al. (2013), Chao et al. (2020), Liu et al.

Research on an image-based crack detection method for subway ...

To effectively detect the surface cracks of subway tunnels, an automatic tunnel crack detection system based on machine vision is presented.

An Algorithm to Detect the Crack in the Tunnel Based on the Image ...

According to the algorithm, we wrote a subway tunnel crack identification system (Fig. ... He, “A method of image detection and analysis for pavement crack based ...

Crack identification method of highway tunnel based on image ...

The technology of digital image processing has become one of the important tools for crack detection and recognition (Wang and Gong, 2005). According to the ...

Tunnel Crack Detection Method and Crack Image Processing ... - NCBI

[2] applied 3D laser scanning technology to detect surface cracks in mining subsidence areas and used wavelet analysis to identify the position ...

Automatic Crack Detection and Classification Method for Subway ...

Image-Processing-Based Subway Tunnel Crack Detection System · Xiaofeng LiuZenglin HongWei ShiXiaodan Guo. Engineering. Sensors. 2023. TLDR. This paper proposes ...

Image-based intelligent detection of typical defects of complex ...

Herein, we present a subway tunnel surface defect detection system that achieves efficient and accurate results. Specifically,. (1) A six-camera area-array ...

A highly efficient tunnel lining crack detection model based on Mini ...

With the rapid development of digital image processing technology, automatic identification algorithms have been gradually employed in crack ...

Automatic subway tunnel crack detection system based on line scan ...

The detection method consists of three steps. The first step is a crack enhancing process by using morphological image processing and frequency- ...

Subway Tunnel Crack Identification based on YOLOv5

Research on crack detection system of tunnel lining based on image recognition technology[J]. Railway Construction, 2018, 58(01): 20-24 ...

Effective small crack detection based on tunnel crack characteristics ...

... image processing method to reduce the missed detection rate for small cracks. ... Rapid detection system of subway tunnel cracks based on ...

Automatic subway tunnel crack detection system based on line scan ...

Analysis system for subway tunnel image. Beijing Jiaotong University;2016. Wang R, Background processing of tunnel lining crack detection and breakpoint ...

Automatic Crack Detection and Classification Method for Subway ...

Image acquisition system for subway tunnel monitoring, in which: ① image sensing terminal; ② laser distance sensors; ③ image storage and processing servers; ④ ...