1 / 10

Seminar Projects

Seminar Projects. Dong Xuan Associate Professor CSE Dept., The Ohio State University. Barcode Scanner. Motivation: Check if friends have an item that can be borrowed before buying it

astro
Download Presentation

Seminar Projects

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript


  1. Seminar Projects Dong Xuan Associate Professor CSE Dept., The Ohio State University

  2. Barcode Scanner • Motivation: Check if friends have an item that can be borrowed before buying it • Function: User scans item barcode with camera, uploads to central DB, and checks if other users have the same product • Implementation: • Java with Android SDK (client) • MySQL and PHP (server) • Google ZXING (barcode scan) • Device: T-Mobile G1 Architectural Overview Internet HTTP Request/ Response HTTP Request/ Response PHP Script MySQL DB

  3. OCR Text Scanner • Motivation: Store and use contact info about businesspeople instead of carrying around many business cards • Functionality: Takes a picture of card, recognizes text using OCR, and displays text with hyperlinks to call/email person, map location, visit website • Implementation: • Java with Android SDK (client) • PHP scripts (server) • Tesseract OCR, netpbm (tools) • Device: T-Mobile G1

  4. Multiplayer Tic-Tac-Toe Game • Motivation: Mobile phones have limited multiplayer game support • Functionality: Implements two-player tic-tac-toe via Bluetooth • Implementation: Java ME MIDlets and Bluetooth • Device: Any mobile phone that supports Java ME Tic Tac Toe – 1st Player Tic Tac Toe – 2nd Player 11X O X X 00O Exit Mark Exit Mark

  5. GPS Runner • Motivation: Joggers, runners, et al. need to keep track of their activities, coordinate group activity • Functionality: Keeps track of running statistics, displays paths ran on Google Maps • Implementation: • C# on Windows Mobile 6 (client) • PHP, MySQL (server) • Google Maps • Device: Verizon Wireless XV6800

  6. Phone Security Utility • Motivation: Phones can be easily stolen and confidential data can be exposed • Functionality: Provides remote locking capability via SMS/MMS (password required), notifies user of theft via SMS/MMS, takes thief’s picture, sounds an alarm • Implementation: Python on Symbian S60 (via “pys60”); uses camera, location services, etc. • Device: Nokia N95 (uses front camera for picture)

  7. Real-Time City Bus Tracker • Motivation: Students and commuters are often stuck waiting for Columbus city buses (COTA – Central Ohio Transit Authority) • Functionality: “Scrapes” COTA RSS feed to get bus location (each bus has GPS) and displays it on a map • Implementation: • Java ME (client) • Sniffing & parsing COTA feed • Device: any phone that supports Java ME

  8. Flash Card Studying App • Motivation: Students use “flash cards” to help them learn concepts and it’s inconvenient to carry decks of cards around • Functionality: Allows students to enter information on electronic “flash card” and both check and refresh their knowledge • Implementation: Objective C • Device: Apple iPhone/iPod touch

  9. Emergency Notification System • Motivation: People in danger need to unobtrusively notify authorities, esp. if their lives are in jeopardy • Functionality: Those in danger press button on smartphone to notify police of threat with GPS location; “virtual keyboard” can be used with camera sensor • Implementation: C++ (for Symbian OS) • Device: Symbian OS-powered phones

  10. Conclusion • Students in OSU’s smartphone seminar developed numerous applications with many possible extensions, e.g., • Using smartphone cameras for distributed, context-sensitive image processing • Unobtrusively notify police via smartphone when one is held at gunpoint without gunman noticing • Thank you! Questions and comments?

More Related