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Summary of Adversarial Guided Diffusion Models For Adversarial Purification, by Guang Lin et al.


Adversarial Guided Diffusion Models for Adversarial Purification

by Guang Lin, Zerui Tao, Jianhai Zhang, Toshihisa Tanaka, Qibin Zhao

First submitted to arxiv on: 24 Mar 2024

Categories

  • Main: Computer Vision and Pattern Recognition (cs.CV)
  • Secondary: Artificial Intelligence (cs.AI)

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Summary difficulty Written by Summary
High Paper authors High Difficulty Summary
Read the original abstract here
Medium GrooveSquid.com (original content) Medium Difficulty Summary
A novel diffusion model (DM) based adversarial purification (AP) technique is proposed, which combines the power of guided diffusion and adversarial training to simultaneously maintain semantic information and remove adversarial perturbations. This approach leverages a pre-trained DM as the core component, while introducing an auxiliary neural network that provides adversarial guidance in the latent representation space. The proposed method, dubbed Adversarial Guided Diffusion Model (AGDM), is evaluated on three benchmark datasets: CIFAR-10, CIFAR-100, and ImageNet. Results show significant enhancements in robust accuracy, with a maximum improvement of 7.30% on CIFAR-10 compared to existing DM-based AP methods.
Low GrooveSquid.com (original content) Low Difficulty Summary
A new way to make computers better at recognizing pictures has been developed. This method uses something called “diffusion models” to remove bad things that people put into pictures to try and trick the computer. The goal is to keep the important parts of the picture, like what it shows, while getting rid of the bad parts. The new approach combines two ideas: one that helps the computer understand the picture better and another that makes sure the picture isn’t changed too much. This method was tested on many pictures and worked well, improving how well computers recognize what’s in a picture.

Keywords

* Artificial intelligence  * Diffusion  * Diffusion model  * Neural network