Inspiration
To overcome pandemic of SARS-CoV-2 in the world, there are several basic protective measures against COVID-19 to wash your hands frequently, avoid touching eyes, nose and mouth, practice respiratory hygiene, and maintain social distancing spread according to the WHO advice(https://www.who.int/emergencies/diseases/novel-coronavirus-2019/advice-for-public).
Especially, it is very important to avoid touching eyes, nose and mouth and wash your hands frequently. However, it's very difficult to wash your hand perfectly (https://www.youtube.com/watch?v=4O0zkBQTgvI), and people unconsciously touch their faces more than 3,000 times a day. Therefore, we want to warn the touching their face by developing an automated monitoring software with deep learning.
What it does
- This program can reduce the frequency of touching your face by giving you an alarm when you touch your face unconsciously with web-camera and monitoring with deep learning technology.
How we built it
- Firstly, The action recognition neural network (I3D) was used to recognize the video clips on the action of touching the face (ver.I3D).
- Secondly, for light version of deep learning model, MobileNet3 was used to recognize the action of touching the face with three consequent snapshot images (ver.MobileNet).
- It was created in the form of EXE program so that it could be easily used by ordinary users.
- We made and publish a dataset to be used freely to develop recognition software on the action of touching the face.
Challenges we ran into
- More data are needed for higher and robust accuracy in various kinds of situations.
- Lighter, faster neural network model is needed to be used in smartphone and/or ordinary PC without specialized GPU, etc.
Accomplishments that we're proud of
- The first model can recognize face-touching actions in 0.08 sec with a GTX960 or higher GPUs (ver.I3D, 92% accuracy)
- The second model can recognize face-touching actions in 0.07 sec with Intel(R) Core i7-6700 CPU 3.40GHz or higher (ver.MobileNet, 92% accuracy)
- We have released out pre-trained action recognition model, which can be used freely
What we learned
- We realized that people touch their faces unconsciously.
- Fully automated monitoring with deep learning for detecting touch-the-face could be used to prevent SARS-CoV-2 from spreading.
- It is very important to collaborate with teammates quickly.
What's next for DONT
- To add sound alarm.
- To add a "report" function based on 24-hour monitoring mode.
- To modify DONT to Apply in CCTV, CPU-only machine and mobile phones in actual environment

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