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Underwater target classification method considering robustness of deep learning model

An underwater target and deep learning technology, applied in machine learning, computing models, character and pattern recognition, etc., can solve the problem of low classification accuracy of underwater targets, and achieve improved classification accuracy, improved robustness, and accurate classification Effect

Pending Publication Date: 2022-05-31
HARBIN ENG UNIV
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  • Application Information

AI Technical Summary

Problems solved by technology

[0003] In order to solve the problem of low accuracy rate of underwater target classification by the existing deep learning model, the present invention further proposes a method for underwater target classification considering the robustness of the deep learning model

Method used

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  • Underwater target classification method considering robustness of deep learning model
  • Underwater target classification method considering robustness of deep learning model
  • Underwater target classification method considering robustness of deep learning model

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specific Embodiment approach 1

[0056] Specific implementation mode one: combine figure 1 Illustrate this embodiment, a kind of method of underwater target classification that considers deep learning model robustness described in this embodiment, it comprises the following steps:

[0057] S1. Establish an original model, use the collected underwater target data training set to train the original model until convergence, and obtain the trained original model;

[0058] Use the trained original model to predict the collected underwater target data training set, and obtain the set of all correctly classified samples and the set of all misclassified samples;

[0059] Establish the original model, use the collected underwater target data training set to train the original model until it converges, and get the trained original model. The original model can be any deep learning model. Use the trained original model to analyze the collected water The target data training set is used for prediction, and a set of all ...

Embodiment 1

[0112] First establish the original model, use the collected underwater target data training set to train the original model until it converges, and get the trained original model, use the trained original model to predict the underwater target data training set, and get all the correct classifications The set of samples and the set S of all misclassified samples false , then the resulting S false Input the original model again, let the output of the original model be the characteristics of the corresponding misclassified samples, use the K-means clustering method to cluster the characteristics of the misclassified samples, and obtain the corresponding k cluster sets expressed as {KM 1 , KM 2 ,...,KM k}, and there is no overlap between any two clustering sets, the formula can be obtained as follows:

[0113]

[0114] Among them, Card() indicates the number of elements in the set, and Card(S false ) represents the number of all misclassified samples, Card(KM w ) represe...

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Abstract

The invention discloses an underwater target classification method considering robustness of a deep learning model, and aims to solve the problem that the existing deep learning model is low in underwater target classification accuracy. The method comprises the following steps: predicting a collected underwater target data training set by using a trained original model to obtain a set of all correctly classified samples and a set of all wrongly classified samples; inputting the set of all the classified error samples into the trained original model, and performing clustering and feature compensation on the features of the classified error samples to obtain feature compensation of the classified error samples; inputting feature compensation into the trained original model to obtain an original model after feature compensation; inputting the underwater target data training set into the original model after feature compensation, and outputting samples with wrong classification; building an adversarial training model to obtain a trained adversarial training model; performing weighted combination on the adversarial training model and the original model after feature compensation to generate a deep learning model; the method belongs to the underwater target classification field.

Description

technical field [0001] The invention relates to a method for classifying underwater targets, in particular to a method for classifying underwater targets considering the robustness of a deep learning model, and belongs to the field of classifying underwater targets. Background technique [0002] It is gradually difficult to apply traditional methods for underwater classification tasks. In recent years, deep learning models have achieved remarkable results in recognition and classification tasks, so deep learning methods have also been used for underwater classification tasks. However, due to the particularity of the underwater environment, the underwater target data used for identification and classification is also greatly disturbed by the environment, and the deep learning model is more sensitive to the input of disturbed underwater target data, and is especially susceptible to the influence of adversarial samples, resulting in The output of the model is not stable enough,...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G06V20/05G06V10/762G06V10/764G06V10/774G06K9/62G06N20/00
CPCG06N20/00G06F18/23213G06F18/2415G06F18/214
Inventor 何鸣石磊博张政超王勇周连科孙彧王念滨王红滨
Owner HARBIN ENG UNIV
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