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Gas ash microscopic image segmentation method and system based on full convolution residual network

A microscopic image and convolutional neural network technology, which is applied in the field of gas ash microscopic image segmentation methods and systems, can solve the problems of poor target recognition ability of small objects, loss of edge details of objects, etc., and achieves good segmentation effect, complete details, The effect of sharp image outlines

Active Publication Date: 2020-08-11
ANHUI UNIVERSITY OF TECHNOLOGY
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Problems solved by technology

However, in practical applications, because FCN is limited by the number of network layers, the target recognition ability for small objects is poor and the edge details of objects are prone to be lost. The above problems need to be solved urgently.

Method used

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  • Gas ash microscopic image segmentation method and system based on full convolution residual network
  • Gas ash microscopic image segmentation method and system based on full convolution residual network
  • Gas ash microscopic image segmentation method and system based on full convolution residual network

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Embodiment 2

[0090] Such as figure 1 As shown, this embodiment provides a technical solution: a gas ash microscopic image segmentation method based on an improved fully convolutional neural network, including the following steps:

[0091] S1: Build the dataset

[0092] In the image segmentation experiment of this embodiment, carbonaceous substances, unburned coal, and metal oxide substances are used as target components, and ash and other minerals are used as background impurities;

[0093] The specific implementation process of generating the dataset is as follows:

[0094] S101: Prepare microscopic image of gas ash sample

[0095] The microscopic images of gas ash samples were prepared according to the relevant standards in GB / T6948-2008. A total of 207 images were collected, and the size of each image was 2592 x 1944 pixels. Some typical structures of gas ash microscopic images are as follows: figure 2 as shown, figure 2 a is an isotropic structure, figure 2 b is a massive crack...

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Abstract

The invention discloses a gas ash microscopic image segmentation method and system based on a full convolution residual network, and belongs to the technical field of image processing. The method comprises the following steps: S1, constructing a data set; S2, constructing a full convolutional neural network model; S3, constructing a full convolution residual error network model; and S4, carrying out segmentation test on the gas ash microscopic image. According to the invention, the gas ash microscopic image can be segmented accurately; an image segmentation effect comparison experiment is carried out; the FCRN network shows a good segmentation effect, the MIoU index reaches 90.15%, the contour of the segmented image is clear, details are complete, semantic segmentation of the gas ash microscopic image is realized, a foundation is laid for subsequent accurate identification of gas ash components, and the method is worthy of popularization and application.

Description

technical field [0001] The invention relates to the technical field of image processing, in particular to a gas ash microscopic image segmentation method and system based on a fully convolutional residual network. Background technique [0002] A sufficient amount of analysis and extraction of carbon-containing substances, metal substances and their oxides in gas ash can guide blast furnace maintenance and comprehensive reuse of metallurgical resources. On the other hand, the detection of carbon content in gas ash can provide It provides a reference basis for the optimization of parameters such as coal injection ratio and coal type selection in blast furnace smelting. Therefore, it is of great significance to realize the quantitative analysis of gas ash composition to guide blast furnace production and comprehensive utilization of gas ash. [0003] The chemical components in the gas ash are diverse. In addition to a large amount of metal oxides, it also includes a small amou...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G06T7/11G06K9/62G06N3/04G06N3/08
CPCG06T7/11G06N3/08G06T2207/10056G06T2207/20081G06T2207/20084G06N3/045G06F18/214G06F18/253Y02P90/30
Inventor 王培珍陈思敏曹静王旭东
Owner ANHUI UNIVERSITY OF TECHNOLOGY
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