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Image denoising method and device, service terminal and computer readable storage medium

A computer program and image technology, applied in the field of image processing, can solve problems such as image distortion, and achieve the effect of solving image distortion.

Pending Publication Date: 2020-07-10
上海嘉沃光电科技有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0005] In view of this, an embodiment of the present invention provides an image denoising method and device, a service terminal, and a computer-readable storage medium to solve the problem of image distortion caused by noise in the prior art

Method used

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  • Image denoising method and device, service terminal and computer readable storage medium
  • Image denoising method and device, service terminal and computer readable storage medium
  • Image denoising method and device, service terminal and computer readable storage medium

Examples

Experimental program
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Embodiment 1

[0020] figure 1 It is a schematic flowchart of an image denoising method provided in Embodiment 1 of the present invention, and the method may include the following steps:

[0021] Step S1, acquiring an image to be processed;

[0022] Specifically, when it is necessary to perform denoising processing on an image, the image to be processed is acquired first, for example, the image to be processed may be acquired through input.

[0023] Step S2, inputting the image to be processed into the embedded NPU for denoising processing to obtain a denoised image;

[0024] Specifically, the image to be processed is input to the embedded NPU for denoising processing, and a denoising processed image is obtained. The embedded NPU (embedded neural network processor) includes a denoising network model, and the embedded NPU includes a denoising network model, such as implanting a trained denoising network model and its weight in the embedded NPU to obtain a processed The embedded NPU can be ...

Embodiment 2

[0045] Based on the first embodiment above, as figure 2As shown, it is a schematic structural diagram of an image denoising device provided by Embodiment 2 of the present invention. For the convenience of description, only the parts related to the embodiment of the present invention are shown. The device at least includes: an acquisition unit 1, a denoising processing unit 2 connected to the acquisition unit 1, wherein:

[0046] An acquisition unit 1, configured to acquire an image to be processed;

[0047] Specifically, when it is necessary to perform denoising processing on an image, the image to be processed is acquired first, for example, the image to be processed may be acquired through input.

[0048] The denoising processing unit 2 is used to input the image to be processed into the embedded NPU for denoising processing to obtain a denoising image;

[0049] Specifically, the image to be processed is input to the embedded NPU for denoising processing, and a denoising ...

Embodiment 3

[0070] image 3 It is a schematic structural diagram of the service terminal provided in Embodiment 3 of the present invention. Such as image 3 As shown, the service terminal 3 of this embodiment includes: a processor 30 , a memory 31 , and a computer program 32 stored in the memory 31 and operable on the processor 30 . When the processor 30 executes the computer program 32, the steps in the first method embodiment above are implemented, and the computer program 32 is specifically used to make the processor 30 perform the following operations:

[0071] Get the image to be processed;

[0072] The image to be processed is input into an embedded NPU for denoising processing to obtain a denoising image, and the embedded NPU includes a denoising network model.

[0073] In an optional manner, the computer program 32 is specifically configured to cause the processor 30 to perform the following operations:

[0074] Transforming the image to be processed based on the denoising net...

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PUM

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Abstract

The invention discloses an image denoising method and device, a service terminal and a computer readable storage medium, and the method comprises the steps: obtaining a to-be-processed image; and inputting the to-be-processed image into an embedded NPU for de-noising processing to obtain a de-noised image, wherein the embedded NPU comprises a de-noising network model. According to the image denoising method and device, the embedded NPU structure with the denoising network model is arranged to perform denoising processing on the image, and the problem of image picture distortion caused by noisecan be solved.

Description

technical field [0001] The present invention relates to the technical field of image processing, in particular to an image denoising method and device, a service terminal, and a computer-readable storage medium. Background technique [0002] Image noise refers to unnecessary or redundant interference information existing in image data. The existence of noise seriously affects the quality of the image. Before image enhancement and other processing, the image must be denoised. [0003] Existing image denoising methods can include NLM and BM3D (Block Matching 3D). NLM can solve previous local smoothing filtering (such as gaussian / anisotropic / Total variation / ), frequency domain filtering (such as transform domain / wavelet), statistical field ( DUDE / UINTA) and other algorithms lack versatility, but require a long calculation time; BM3D integrates several similar blocks into a three-dimensional matrix by matching with adjacent image blocks, performs filtering processing in three-di...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G06T5/00G06N3/08
CPCG06N3/08G06T5/70
Inventor 王斯建李华伟
Owner 上海嘉沃光电科技有限公司