A frozen transformer is fine-tuned by adding a sparse dictionary of feature atoms to each layer's output, enabling atom-level control that improves image editing and concept customization.
Pixart- σ: Weak-to-strong training of dif- fusion transformer for 4k text-to-image generation
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Sparse Fine-Tuning of Transformers for Generative Tasks
A frozen transformer is fine-tuned by adding a sparse dictionary of feature atoms to each layer's output, enabling atom-level control that improves image editing and concept customization.