PUMA
| Property | Value | 
|---|---|
| Authors | Rongyao Fang, Chengqi Duan, et al. | 
| License | Apache 2.0 | 
| Framework | Multi-granular Visual Generation MLLM | 
| Repository | LucasFang/PUMA on HuggingFace | 
What is PUMA?
PUMA (Multi-granular Visual Generation MLLM) is an innovative unified multimodal large language model that bridges the gap between visual generation and understanding. It introduces a unique approach using multi-granular visual representations to handle various visual tasks including text-to-image generation, image editing, and visual understanding.
Implementation Details
The model implements a sophisticated visual decoding process utilizing five granular image representations (f0 to f4) with corresponding decoders (D0 to D4), trained using SDXL. This architecture enables both precise image reconstruction and semantic-guided generation capabilities.
- Multi-granular visual representations as unified inputs/outputs
 - Five-level granular image representation system
 - SDXL-based decoder training
 - Balance between generation diversity and controllability
 
Core Capabilities
- Diverse text-to-image generation
 - Precise image editing
 - Image inpainting and colorization
 - Conditional image generation
 - Visual understanding tasks
 - Semantic-guided generation
 
Frequently Asked Questions
Q: What makes this model unique?
PUMA's uniqueness lies in its multi-granular approach to visual processing, allowing it to handle both generation and understanding tasks within a single unified framework. It's particularly notable for maintaining balance between creative diversity and precise control in image generation.
Q: What are the recommended use cases?
The model is well-suited for applications requiring sophisticated image manipulation, including text-to-image generation, image editing, inpainting, colorization, and visual understanding tasks. It's particularly valuable when both creative freedom and precise control are needed.





