Generator Surgery for Compressed Sensing
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Abstract (arXiv)
Image recovery from compressive measurements requires a signal prior for the images being reconstructed. Recent work has explored the use of deep generative models with low latent dimension as signal priors for such problems. However, their recovery performance is limited by high representation error. We introduce a method for achieving low representation error using generators as signal priors. Using a pre-trained generator, we remove one or more initial blocks at test time and optimize over the new, higher-dimensional latent space to recover a target image. Experiments demonstrate significantly improved reconstruction quality for a variety of network architectures. This approach also works well for out-of-training-distribution images and is competitive with other state-of-the-art methods. Our experiments show that test-time architectural modifications can greatly improve the recovery quality of generator signal priors for compressed sensing.
Key facts. Cited by 5 papers in the map (data through 14 Oct 2026). Builds on 15 of its 19 references that are in the map. First posted on arXiv 22 Feb 2021.
Builds on
15 of 19 references.
References · 15
- 2014Microsoft COCO: Common Objects in Contextcited by 17,608
- 2013Auto-Encoding Variational Bayescited by 4,053
- 2014Deep Learning Face Attributes in the Wildcited by 3,693
- 2018Large Scale GAN Training for High Fidelity Natural Image Synthesiscited by 2,626
- 2015Unsupervised Representation Learning with Deep Convolutional Generative Adversarial Networkscited by 2,054
- 2017Deep Image Priorcited by 1,098
- 2017Compressed Sensing using Generative Modelscited by 339
- 2019Image Processing Using Multi-Code GAN Priorcited by 185
- 2016Inverting The Generator Of A Generative Adversarial Networkcited by 140
- 2017BEGAN: Boundary Equilibrium Generative Adversarial Networkscited by 121
- 2018Deep Decoder: Concise Image Representations from Untrained Non-convolutional Networkscited by 120
- 2019Invertible generative models for inverse problems: mitigating representation error and dataset biascited by 94
3 more
- 2019Image-Adaptive GAN based Reconstructioncited by 36
- 2018Latent Convolutional Modelscited by 6
- 2020Reducing the Representation Error of GAN Image Priors Using the Deep Decodercited by 1
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Citing papers per year: 2022: 4; 2023: 0; 2024: 1.
5 papers.
- 2022Multiresolution Textual Inversioncited by 34
- 2024A Closer Look at GAN Priors: Exploiting Intermediate Features for Enhanced Model Inversion Attackscited by 18
- 2022Score-Guided Intermediate Layer Optimization: Fast Langevin Mixing for Inverse Problemscited by 11
- 2022Regularized Training of Intermediate Layers for Generative Models for Inverse Problemscited by 1
- 2022Optimizing Intermediate Representations of Generative Models for Phase Retrievalcited by 1
- 2024A Closer Look at GAN Priors: Exploiting Intermediate Features for Enhanced Model Inversion Attacks18 Jul 2024
- 2022Multiresolution Textual Inversion30 Nov 2022
- 2022Score-Guided Intermediate Layer Optimization: Fast Langevin Mixing for Inverse Problems18 Jun 2022
- 2022Optimizing Intermediate Representations of Generative Models for Phase Retrieval31 May 2022
- 2022Regularized Training of Intermediate Layers for Generative Models for Inverse Problems8 Mar 2022