What preprocessing steps are critical for improving GAN-generated images

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I am developing a GAN model to generate high-quality fashion images. What preprocessing steps would you take with your training data to ensure the output images are sharp, realistic, and detailed?
Oct 16 in ChatGPT by Ashutosh
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edited Nov 5 by Ashutosh 67 views

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Proper training data preparation is critical when constructing a GAN model to generate high-quality fashion photos. This allows the model to learn well and produce sharp, realistic outputs. Here is the reference for you:

  • Picture Resizing: To keep the input data uniform, make sure all of the photographs are standardized  (256x256 or 512x512, for example). This facilitates the model's consistent pattern-learning across the dataset.
  • Normalization: If a ReLU-based architecture is being used, normalize pixel values to a range of 0 to 1 or -1 to 1 (typical for GANs using tanh activation). This stage makes sure that the network receives inputs of the same scale, which helps stabilize training.

Here is the reference code snippet using picture resizing  (transforms.Resize((256,256)) and for nomalization  (transforms.Normalize((0.5,),(0.5,)):

  • Data Augmentation: To avoid overfitting and boost the diversity of your dataset, use data augmentation. You can employ random rotation, horizontal flipping, and mild cropping for fashion photos. This improves the GAN's ability to generalize.
  • Color constancy: To guarantee color constancy, standardize color channels through color normalization. This is crucial for fashion photos because color plays a big role.
  • Denoising: Use methods like Gaussian smoothing or median filtering to eliminate extraneous noise or artifacts from the dataset. This guarantees that the GAN learns on clear images, producing outputs of a higher caliber.

Hence these steps will help you generate sharp, realistic, and detailed images that will improve GAN-generated images. 

 

answered Nov 5 by anil silori

edited 3 days ago by Ashutosh

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