Green Camouflaged Object Detection (GreenCOD)
A Green AI Model for Mobile from USC Media Communications Lab

GreenCOD is a cutting-edge Green AI model designed to detect camouflaged objects on mobile devices, leveraging green technology for efficient performance.
This innovative approach utilizes gradient boosting and pre-trained DNN features, eliminating the need for backpropagation and reducing computational demands.

Authors: Hong-Shuo Chen, Yao Zhu, Suya You, Azad M. Madni, C.-C. Jay Kuo

Try the demo

GreenCOD Detection Results

Check out these example results showing GreenCOD's performance.

GreenCOD detection result - large GreenCOD detection result - small

Abstract

We introduce GreenCOD, a green method for detecting camouflaged objects, distinct in its avoidance of backpropagation techniques. GreenCOD leverages gradient boosting and deep features extracted from pre-trained Deep Neural Networks (DNNs). Traditional camouflaged object detection (COD) approaches often rely on complex deep neural network architectures, seeking performance improvements through backpropagation-based fine-tuning. However, such methods are typically computationally demanding and exhibit only marginal performance variations across different models. This raises the question of whether effective training can be achieved without backpropagation. Addressing this, our work proposes a new paradigm that utilizes gradient boosting for COD. This approach significantly simplifies the model design, resulting in a system that requires fewer parameters and operations and maintains high performance compared to state-of-the-art deep learning models. Remarkably, our models are trained without backpropagation and achieve the best performance with fewer than 20G Multiply-Accumulate Operations (MACs). This new, more efficient paradigm opens avenues for further exploration in green, backpropagation-free model training.

Dataset

Training is performed on a dataset that combines the CAMO and COD10K datasets, totaling 4040 images.

Testing is carried out on two datasets: COD10K and NC4K. The COD10K dataset contains 2026 images. The NC4K dataset is the largest dataset for testing, with 4121 images.

The links are from PFNet and COD-Rank-Localize-and-Segment.

Training set Google Drive
COD10K Testing set Google Drive
NC4K Testing set Google Drive

Applications

Medical Imaging

GreenCOD can be trained on various datasets for different AI systems. For example, applying it to medical imaging, a challenging task, could be highly beneficial, especially if it can run efficiently on mobile devices.

Medical imaging application example 1 Medical imaging application example 2

Rescue in Earthquake Areas

In earthquake rescue operations, GreenCOD can detect camouflaged objects like trapped victims. Running efficiently on mobile devices, it provides real-time data to first responders, improving response times. Integrating with drones, it offers comprehensive situational awareness, enhancing coordinated rescue efforts and potentially saving lives.

Rescue in earthquake areas application

Citation

If you use GreenCOD in your research, please cite the following paper:

@misc{chen2024greencod,
  title={GreenCOD: A Green Camouflaged Object Detection Method}, 
  author={Hong-Shuo Chen and Yao Zhu and Suya You and Azad M. Madni and C. -C. Jay Kuo},
  year={2024},
  eprint={2405.16144},
  archivePrefix={arXiv},
  primaryClass={cs.CV}
}

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