Create README.md
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README.md
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### Model Card: **PRNet 3D Face Reconstruction**
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**Model Name**: `PRNet_3D`
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#### Model Description:
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PRNet is a deep learning model for **3D face reconstruction** from a single 2D image. This model regresses a 3D position map and reconstructs dense facial landmarks from 2D inputs. The fine-tuned version of PRNet has been optimized to handle facial images more robustly in the provided domain.
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- **Architecture**: Position Map Regression Network (PRNet)
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- **Base Model**: Pre-trained PRNet (before fine-tuning)
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- **Training Data**: Custom dataset of 2D facial images and corresponding 3D meshes.
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- **Purpose**: The model is used for forensic investigations, facial recognition, and 3D modeling from 2D images.
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#### Model Details:
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- **Training**: Fine-tuned using Google Colab with TensorFlow 1.x and the PRNet architecture. The model was trained on a specific dataset of 2D face images and optimized for 3D face reconstruction.
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- **Outputs**: The model outputs a `.obj` file that contains the 3D mesh representation of the input 2D image.
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#### Usage:
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This model is intended for **3D face reconstruction** tasks. It takes a 2D facial image and outputs a 3D `.obj` file of the reconstructed face.
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##### Example:
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```python
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from your_project_module import PRN
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import numpy as np
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from skimage.io import imread
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prn = PRN(is_dlib=False) # Initialize the model without dlib
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image = imread('path_to_image.jpg')
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image = resize(image, (256, 256)) # Resize image to 256x256
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# Process and generate 3D vertices
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pos = prn.net_forward(image / 255.0)
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vertices = prn.get_vertices(pos)
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```
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#### Intended Use:
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- **Forensic Investigations**: Reconstruction of faces from low-quality images for law enforcement or identification purposes.
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- **3D Modeling**: Generates 3D models from 2D images for entertainment, games, or medical applications.
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- **Facial Recognition**: Can be used for generating 3D facial profiles for use in recognition systems.
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#### Limitations and Risks:
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- **Accuracy in Reconstruction**: The accuracy of the 3D reconstruction depends heavily on the quality and resolution of the input 2D image.
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- **Bias and Dataset Limitations**: Since the model is fine-tuned on a specific dataset, there may be biases or limitations when applied to other types of facial structures or ethnicities.
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- **Sensitivity to Image Quality**: Low-quality images may produce less accurate 3D models or fail entirely to reconstruct.
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#### How to Cite:
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If you use this model, please cite the original PRNet authors and mention the fine-tuned adjustments:
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```
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@misc{prnet_3d_finetuned,
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title={PRNet 3D Face Reconstruction Finetuned Model},
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author={Mostafa Aly},
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year={2024},
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howpublished={\url{https://huggingface.co/your-hf-username/PRNet_3D}},
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}
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```
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---
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### How to Use These Model Cards:
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1. **Create a Hugging Face Space** for each of your models if you haven't already.
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2. **Upload the model files** and include these model cards as markdown files (`README.md`) in the repository.
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3. **Customize the links** and placeholders like `"your-hf-username"` and `"path_to_image.jpg"` to your own project details.
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Let me know if you need further assistance with publishing or tweaking the cards!
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