1. MOBI-COG: A MOBILE APPLICATION FORINSTANT SCREENING OF DEMENTIA USINGTHE MINI-COG TESTIFAT AFRIN EMIUNIVERSITY OF VIRGINIAWLSACONVERGENCE SUMMIT

2. MOBI-COG: A Mobile Application forInstant Screening of Dementia Using theMini-Cog TestShahriar Nirjon, Ifat Afrin Emi, Md Abu SayeedMondol,Asif Salekin, and John A. StankovicComputer ScienceUniversity of Virginia2 3. Dementia Prescreening3 4. The Standard Mini-Cog Test41 1 Task 1:Remembering Words Task 2:Paper-based Clock Drawing Test(CDT) Task 3:3Recalling Words VillageKitchenBaby 5. The Standard Mini-Cog Test512 Task 1:Remembering Words Task 2:Paper-based ClockDrawing Test (CDT) Task 3:3Recalling Words 6. The Standard Mini-Cog Test (Clock Drawing)62 7. The Standard Mini-Cog Test73 Task 1:Remembering Words Task 2:Paper-based Clock Drawing Test(CDT) Task 3:Recalling Words 8. The MOBI-COG App8 9. Video Demo9 10. The MOBI-COG App10 Task 1:Remembering Wordso Local word databaseo Random selection 11. The MOBI-COG App11 Task 2:Automated ClockDrawing Test (CDT)o Simpler than OCR 12. Step1: Associating Digits to Hour Mark12 13. Step 2: Digit Recognition Algorithm Features:o Chain Codeso Symmetryo Multi-digit Classifier:o k-NN1Chain-Code = (0,2,0,3,1,1,3,0)Symmetry = (80%, 70%)13 14. The MOBI-COG App14 Task 3:Recalling Wordso speech-to-text engineo text input option 15. The MOBI-COG App15 16. Evaluation16o CPU and Memory footprinto Accuracy of Clock Recognizedo Usability Study 17. Result - Accuracy17 18. Discussion Elderly Users Future Test Tablets/Stylus Frequency of use Acceptability Research tool- Not an alternative to Caregivers18 19. Questions19? 20. Result CPU and memory footprints20 21. Result Prediction outcome21 22. Result Time to classify22 23. www.wirelesshealth2014.orgWLSACONVERGENCE SUMMIT