Image incremental learning method based on a migration model

A learning method and image incremental technology, applied in the field of image incremental learning based on the transfer model, to achieve the effect of alleviating the problem of catastrophic forgetting

Inactive Publication Date: 2019-03-19
ZHEJIANG UNIV OF TECH
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Problems solved by technology

[0006] At present, the research on incremental learning technology at home and abroad is still in its infancy.

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  • Image incremental learning method based on a migration model
  • Image incremental learning method based on a migration model
  • Image incremental learning method based on a migration model

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Embodiment Construction

[0032] The present invention will be further described below in conjunction with the accompanying drawings of the description.

[0033] refer to Figure 1 ~ Figure 3 , an image incremental learning method based on migration model, which overcomes the shortcomings of traditional learning methods, effectively trains a classifier from dynamically updated data, and greatly reduces the The training time is shortened. The present invention combines the methods of knowledge distillation and incremental learning, and proposes a restrictive sample incremental learning method to control the number of training samples in each learning process. On the premise of maintaining the classification and recognition accuracy of the old categories, Improve the classification accuracy of newly added category data, so as to achieve incremental learning on the original model.

[0034] The present invention comprises the following steps:

[0035] S1: Construct the main network based on the ResNet50 ...

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Abstract

An image increment learning method based on a variational auto-encoder comprises the following steps: 1) constructing a main network taking a ResNet50 network layer structure as a prototype, and introducing an MMD distance metric; 2) setting an optimizer and a learning rate, and adopting a knowledge distillation and weight punishment strategy; 3) training the ResNet 50 model by adopting a restricted sample increment method in the training mode; and 4) reloading the optimal model trained recently, and repeatedly using the restrictive sample increment method for training until all increment dataare trained, so that the generation of the disturbance resistance is not limited by the influence of a plurality of environmental factors in practice, and the practical value is higher.

Description

technical field [0001] The present invention relates to an incremental learning method and a knowledge distillation technology, which uses the idea of ​​Transfer Learning for reference, uses the technique of Weight Punish, and combines the restrictive sample incremental learning method to control the training in each learning process The number of samples, under the premise of maintaining the classification and recognition accuracy of the old category, at the same time improve the classification accuracy of the new category data, so as to achieve incremental learning on the original model. Background technique [0002] In recent years, Deep Convolutional Neural Networks (DCNNs) have become the main structure for large-scale image classification. In 2012, AlexNet won the ImageNet Large Scale Visual Recognition Challenge (ISLVRC) by implementing Deep-CNN and pushing DCNNs into the public eye. Since then, they have dominated ISLVRC and performed well on popular image datasets ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G06N3/08
CPCG06N3/08
Inventor 宣琦缪永彪陈晋音
Owner ZHEJIANG UNIV OF TECH
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