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Alex Hunt and Jon Kriss

Alex Hunt and Jon Kriss. What is Android Math Notebook. Android Tablet App Electronic Notes Handwriting Recognition Math Mode. Ported LipiTK. Now Compiles on Android NDK Compiles as a Separate Shared Library Uses CrystaX NDK ( http:// www.crystax.net/en/android/ndk )

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Alex Hunt and Jon Kriss

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  1. Alex Hunt and Jon Kriss

  2. What is Android Math Notebook • Android Tablet App • Electronic Notes • Handwriting Recognition • Math Mode

  3. Ported LipiTK • Now Compiles on Android NDK • Compiles as a Separate Shared Library • Uses CrystaX NDK (http://www.crystax.net/en/android/ndk) • Reimplementation of stdlib for Android

  4. Recognition Implementation • Implemented JNI layer • Recognition “Works” • Very Slow • Not Robust

  5. Other New Features • Implemented Undo/Redo • Uses the “Command Design Pattern” • Application Data Bundled • Rotating Screen Doesn’t Erase

  6. Native Debugging • Debugging C/C++ from Eclipse • Difficult to set up • Sequoyah plugin • GDB connects over tcp

  7. What’s Next • Improve recognition speed • Make our own alphanumeric dataset • Implement a GestureEngine • Create a good architecture for recognizing strokes • Everything else on the Issue Tracker…

  8. DEMO!

  9. Thanks! • Thanks to… • Moorthy • Sean O’Sullivan • RCOS members Questions?

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