Imagination Made Real: Stable Diffusion for High-Fidelity Text-to-Image Tasks
Balasaheb Jadhav, Manas Jain, Adhip Jajoo, Devika Kadam, Harshvardhan Kadam, Toshish Kakkad · 2024
By utilising the sophisticated features of diffusion models (DMs) for image synthesis, this work presents a novel method for high-fidelity text-to-image generation. Conventional deep learning approaches break down the image production process into a series of sequential denoising autoencoder applications. These applications typically operate in pixel space and result in significant computational costs due to the need for substantial GPU resources for training and inference. By exploiting the latent spaces of potent pretrained autoencoders, this method overcomes these difficulties and permits DM training with minimal computational resources while preserving great quality and adaptability. An ideal trade-off between preserving detail and reducing complexity is struck by using latent representations, which greatly improves visual fidelity over earlier techniques. Furthermore, the incorporation of cross-attention layers in the model converts diffusion models into flexible generators that can process a variety of conditioning inputs, including text and bounding boxes, so enabling convolutional high-resolution synthesis. State-of-the-art performance in image inpainting, class-specific image blending, and other tasks is demonstrated by latent diffusion models (LDMs), which also perform significantly better than pixel-based DMs in text-to-image synthesis, unrestricted image generation, and super-resolution. This research pushes the limits of what is possible in high-fidelity text-to-image applications, showcasing the adaptability and effectiveness of LDMs.