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README.md
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license: mit
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---
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# **VOC2012 Image and Annotation Visualization** Notebook
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**Github**: https://github.com/ikaankeskin/MLXdatasets/tree/main/ObjectDetection/PASCAL
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**HuggingFace**: https://huggingface.co/datasets/ikaankeskin/PASCAL_MLX
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This repository contains a tool that facilitates the download, extraction, and visualization of the VOC2012 dataset, complete with bounding box annotations extracted from associated XML files.
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## **Features**
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- **Automated Dataset Download**: Fetches the VOC2012 dataset from Hugging Face's repository in ZIP format.
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- **ZIP Extraction**: Conveniently unzips the downloaded dataset to provide access to images and their annotations.
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- **Image Visualization**: Displays a select set of images from the dataset for preliminary visualization.
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- **XML Annotation Processing**: Reads corresponding XML annotation files for chosen images.
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- **Bounding Box Overlay**: Draws bounding boxes around annotated objects on the images, enhancing visualization.
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- **Annotation Table Display**: Offers a structured view of extracted details from XML annotations in tabular format.
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## **Requirements**
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```css
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cssCopy code
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python [your_script_name].py
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```
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- **Python**: Version 3.x
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- **Libraries**: As specified in **`requirements.txt`**, which includes:
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- requests
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- tqdm
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- pandas
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- matplotlib
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- opencv-python
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## **Object Filters for Visualizations**
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The tool comes equipped with a specific color mapping that governs the visual representation of certain objects when overlaying bounding box annotations on images. The current mapping is coded as:
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```python
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color_mapping = {'train': (0, 255, 0), 'person': (0, 0, 255)}
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```
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This implies:
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- 'train' objects are rendered with **green** bounding boxes (RGB: **`(0, 255, 0)`**).
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- 'person' objects are visualized with **blue** bounding boxes (RGB: **`(0, 0, 255)`**).
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Objects not included in this mapping will not receive bounding boxes during visualization. For incorporating additional object types or altering existing color configurations, users can edit or extend the **`color_mapping`** dictionary. For instance, to visualize 'car' objects in red, an entry **`'car': (255, 0, 0)`** can be added.
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