A yolo based mahjong hand detection

Created for fun. Used for auto score mahjong hands and futher projects.

Demo

• Some sample models I've developed are deployed at Roboflow. Feel free to try this out!
  • Better Recall
  • Better Precision

Change Log

• 2024.3.17 Finished V3 model training.
• 2024.3.22 Finished simple hand scoring and shanten calculation.
• Next step: Create a simple web app to take a picture and score the hand.

To do

• Finish the Flask Web app.
  • Create a simple web app.
  • Support taking a picture and score.
  • Support specifying dora and other conditions.
  • Support continuous web cam capture and score.
• Improve the model.
  • Add more training and validation data (can auto capture a hand while in game every few seconds)
• Add Hand improvement suggestions.
  • Recursively calculate possible hand improvement tiles.

Some Ideas

• Have a web cam taking video feed of hand then
  • Auto voice over for each mahjong tile played.
  • Auto voice over for riichi and other actions.
  • Calculate shanten for current hand.
  • ...