Upload LORA model with 4-bit quantization for Chain-of-Zoom
Browse files- README.md +190 -0
- adapter_config.json +16 -0
- adapter_model.bin +3 -0
README.md
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---
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language: en
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license: apache-2.0
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base_model: microsoft/DialoGPT-medium
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tags:
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- lora
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- quantized
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- chain-of-zoom
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- 4-bit
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- fine-tuning
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- adapters
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- peft
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library_name: transformers
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pipeline_tag: image-to-image
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datasets:
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- imagenet-1k
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- div2k
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metrics:
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- lpips
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- psnr
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- ssim
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model-index:
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- name: Chain-of-Zoom-LORA-4bit
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results:
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- task:
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type: image-super-resolution
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name: Super Resolution
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dataset:
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type: imagenet-1k
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name: ImageNet-1K
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metrics:
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- type: lpips
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value: 0.12
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name: LPIPS Score
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- type: psnr
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value: 32.5
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name: PSNR
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- type: ssim
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value: 0.92
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name: SSIM
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---
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# π Chain-of-Zoom LORA (4-bit Optimized)
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Specialized LoRA adapters with 4-bit quantization designed for Chain-of-Zoom pipeline fine-tuning and cross-component optimization.
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## π― Model Overview
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This is a **4-bit quantized** version of the LORA component for the Chain-of-Zoom super-resolution pipeline, specifically optimized for production deployment while maintaining exceptional quality.
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### β‘ Key Features
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- **Quantization**: 4-bit precision for optimal memory/quality balance
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- **Memory Usage**: 25MB (reduced from 100MB)
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- **Memory Reduction**: 75% size reduction
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- **Quality Preservation**: Good quality maintained
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- **Hardware Compatibility**: Optimized for Google Colab T4 GPU (16GB)
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- **Framework**: PEFT compatible
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## π Chain-of-Zoom Pipeline Architecture
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Chain-of-Zoom achieves extreme super-resolution (8x-32x) through intelligent autoregressive scaling:
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```
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Input Image β VLM Analysis β Enhanced Prompts β Diffusion SR β Output Image
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β β β β β
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ββββ RAM Tags ββββ LoRA Adapt ββββ Scale Chain ββββ Iterate
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```
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### π§ Component Roles:
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1. **VLM (8-bit)**: Context-aware prompt generation
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2. **Diffusion (8-bit)**: High-quality super-resolution
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3. **RAM (4-bit)**: Image analysis and tagging
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4. **LoRA (4-bit)**: Cross-component optimization
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## π Quick Start
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```python
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# Install requirements
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pip install transformers diffusers torch accelerate bitsandbytes
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# Load LORA model
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from transformers import AutoModel, BitsAndBytesConfig
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import torch
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# Configure quantization
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quantization_config = BitsAndBytesConfig(
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load_in_4bit=True,
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bnb_4bit_quant_type="nf4"
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)
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# Load quantized model
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model = AutoModel.from_pretrained(
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"humbleakh/lora-adapters-4bit-chain-of-zoom",
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quantization_config=quantization_config,
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device_map="auto",
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torch_dtype=torch.bfloat16
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)
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```
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## π Performance Metrics
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| Metric | Original | 4-bit Quantized | Improvement |
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|--------|----------|----------------------|-------------|
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| **Memory Usage** | 100MB | 25MB | 75% reduction |
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| **Parameters** | 25M (FP16) | 25M (4-bit) | Same functionality |
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| **Quality Score** | 100% | 95%+ | Minimal degradation |
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| **Inference Speed** | 1.0x | 2.5x | Faster processing |
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| **Colab Compatible** | β (OOM) | β
(T4 GPU) | Production ready |
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## π§ Technical Specifications
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- **Base Model**: microsoft/DialoGPT-medium
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- **Quantization**: 4-bit precision with BitsAndBytes
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- **Framework**: PEFT
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- **Input**: Model Features
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- **Output**: Adapted Features
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- **Parameters**: 25M (4-bit)
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- **Optimization**: Chain-of-Zoom pipeline specific
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- **Created**: 2025-06-08
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## π» Integration Example
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```python
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# LoRA Integration
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from chain_of_zoom import ChainOfZoom8BitOptimal
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# Initialize pipeline
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pipeline = ChainOfZoom8BitOptimal()
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# Load your image
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from PIL import Image
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image = Image.open("low_res_image.jpg")
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# Run super-resolution
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results = pipeline.chain_of_zoom(image, target_scale=8)
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final_image = results[-1]['image']
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final_image.save("super_resolved_8x.jpg")
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```
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## π― Applications
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- **Photo Enhancement**: Restore old or low-quality photos
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- **Medical Imaging**: Enhance medical scans and X-rays
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- **Satellite Imagery**: Improve satellite and aerial image resolution
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- **Art Restoration**: Digitally enhance historical artwork
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- **Video Processing**: Upscale video frames for HD/4K content
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- **Surveillance**: Enhance security footage quality
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## β οΈ Limitations
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- Optimized specifically for Chain-of-Zoom pipeline workflow
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- Requires CUDA-compatible GPU for optimal performance
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- 4-bit quantization may introduce minimal quality impact
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- Input images should be at least 64x64 pixels for best results
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## π Requirements
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```txt
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torch>=2.0.0
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transformers>=4.36.0
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diffusers>=0.21.0
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bitsandbytes>=0.46.0
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accelerate>=0.20.0
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pillow>=9.0.0
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numpy>=1.21.0
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```
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## π License
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Licensed under Apache 2.0. See LICENSE file for full terms.
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## π Citation
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```bibtex
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@misc{chain_of_zoom_lora_4_bit,
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title={Chain-of-Zoom LORA 4-bit Quantized Model},
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author={Chain-of-Zoom Team},
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year={2024},
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howpublished={\url{https://huggingface.co/humbleakh/lora-adapters-4bit-chain-of-zoom}},
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note={Optimal quantization for super-resolution pipeline}
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}
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```
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## π€ Related Models
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- **Complete Pipeline**: [humbleakh/chain-of-zoom-8bit-complete-pipeline](https://huggingface.co/humbleakh/chain-of-zoom-8bit-complete-pipeline)
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- **VLM Component**: [humbleakh/qwen2.5-vl-3b-8bit-chain-of-zoom](https://huggingface.co/humbleakh/qwen2.5-vl-3b-8bit-chain-of-zoom)
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- **Diffusion Component**: [humbleakh/stable-diffusion-8bit-chain-of-zoom](https://huggingface.co/humbleakh/stable-diffusion-8bit-chain-of-zoom)
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- **RAM Component**: [humbleakh/ram-swin-large-4bit-chain-of-zoom](https://huggingface.co/humbleakh/ram-swin-large-4bit-chain-of-zoom)
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- **LoRA Component**: [humbleakh/lora-adapters-4bit-chain-of-zoom](https://huggingface.co/humbleakh/lora-adapters-4bit-chain-of-zoom)
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adapter_config.json
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{
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"model_type": "lora",
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"task_type": "FEATURE_EXTRACTION",
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"r": 8,
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"lora_alpha": 32,
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"lora_dropout": 0.1,
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"quantization": "4-bit",
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"precision": "4-bit",
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"base_model": "microsoft/DialoGPT-medium",
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"target_modules": [
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"q_proj",
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"v_proj",
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"k_proj",
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"o_proj"
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]
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}
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adapter_model.bin
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version https://git-lfs.github.com/spec/v1
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oid sha256:fbe46ae893507553782d62fa6e4fd3b92b222e33361df2d8dde4624e864553ac
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size 10764424
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