Search Results for author: Shunxin Wang

Found 5 papers, 5 papers with code

DFM-X: Augmentation by Leveraging Prior Knowledge of Shortcut Learning

1 code implementation12 Aug 2023 Shunxin Wang, Christoph Brune, Raymond Veldhuis, Nicola Strisciuglio

We propose a data augmentation strategy, named DFM-X, that leverages knowledge about frequency shortcuts, encoded in Dominant Frequencies Maps computed for image classification models.

Data Augmentation Image Classification

Defocus Blur Synthesis and Deblurring via Interpolation and Extrapolation in Latent Space

1 code implementation28 Jul 2023 Ioana Mazilu, Shunxin Wang, Sven Dummer, Raymond Veldhuis, Christoph Brune, Nicola Strisciuglio

We train autoencoders with implicit and explicit regularization techniques to enforce linearity relations among the representations of different blur levels in the latent space.

Data Augmentation Deblurring +1

What do neural networks learn in image classification? A frequency shortcut perspective

1 code implementation ICCV 2023 Shunxin Wang, Raymond Veldhuis, Christoph Brune, Nicola Strisciuglio

Our results demonstrate that NNs tend to find simple solutions for classification, and what they learn first during training depends on the most distinctive frequency characteristics, which can be either low- or high-frequencies.

Data Augmentation Image Classification +1

A Survey on the Robustness of Computer Vision Models against Common Corruptions

1 code implementation10 May 2023 Shunxin Wang, Raymond Veldhuis, Christoph Brune, Nicola Strisciuglio

The performance of computer vision models are susceptible to unexpected changes in input images, known as common corruptions (e. g. noise, blur, illumination changes, etc.

Data Augmentation Knowledge Distillation +1

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