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FasterRCNN

Implements Faster R-CNN Architecture

https://medium.com/@venkysai.96/faster-r-cnn-object-detection-7e48e5b9a906

Installation and Running

pip install requirements.txt

To train the model, please run python src/train.py

Once visom is installed, to run it , open a terminal and type visdom The model can be visualized at http://localhost:8097

Dataset

The dataset can be downloaded from the following links :-

wget http://host.robots.ox.ac.uk/pascal/VOC/voc2007/VOCtrainval_06-Nov-2007.tar

wget http://host.robots.ox.ac.uk/pascal/VOC/voc2007/VOCtest_06-Nov-2007.tar

wget http://host.robots.ox.ac.uk/pascal/VOC/voc2007/VOCdevkit_08-Jun-2007.tar

The dataset can be extracted and stored in the parent directory. If not, its location can be changed in src/utils/config.py at voc_data_dir

Directory Layout

The directory structure is as follows :-

  • data : contains the necessary files needed for loading the VOC dataset along with transformation functions.
    • dataset : base class which instantiates the voc dataset and transforms the raw data.
    • util : helper functions for preprocessing the image, bounding boxes
    • voc_dataset : contains class needed to process/parse the voc dataset data
  • models : this contains the faster rcnn models and all of its constituent methods.
    • faster_rcnn : core model with train, predict functions. Instantiates and Calls all other models (head, rpn).
    • head : contains the methods needed for VGG head, ROI pooling of faster rcnn.
    • rpn : contains the methods needed for calling region proposal network.
  • utils : this contains the methods needed for faster rcnn models.
    • anchors : this has all the utility functions related to anchors.
    • config : contains the configuration/options.
    • helper : helper methods
    • proposals : used to generate rpn layer and its corresponding ground truth proposals.
    • visualization : visualization utility functions

Results

alt text alt text alt text alt text alt text

Acknowledgement

https://github.com/chenyuntc/simple-faster-rcnn-pytorch

Contributing

You can contribute in serveral ways such as creating new features, improving documentation etc.

Licence

MIT Licence