1. Mobile Ad hoc Collaboration in Restaurant Menus Michelle Chang CPSC 672

2. Problem Restaurant menus are typically fixed Menu is generic Special requests made to tailor menus to 1. Special diets 2. Weight watchers 3. Allergies 4. Dislikes

3. Solution Mobile access to restaurant menus Tool to allow communication with restaurant personnel to tailor menus Lightweight collaboration for proposing alternatives or substitutes for ingredients Reduces time in restaurants deciding on meals Service is faster

4. System Design Database storing restaurants menus, nutrition requirements, etc, extracted from their website HTTP connect Confirmed menu sent to user User customizes menu and sends request to restaurant Restaurant sends confirmation to user, along with feedback suggestions, or clarification about the menu request. Proxy Server User Profile on Phone World Wide Web WWW User requests menu Menu based on user preferences

5. Mobile Device Usage Wireless Internet Usage and Projections Year-End 2001 2004 2007 USA Internet Users (millions) 149 193 236 Wireless Internet User Share 4.5% 27.9% 46.3% Worldwide Internet Users (millions) 533 945 1,460 Wireless Internet User Share 16.0% 41.5% 56.8% Asia-Pacific Internet Users (millions) 115 357 612 Wireless Internet User Share 34.8% 50.9% 60.4% W. Europe Internet Users (millions) 126 208 290 Wireless Internet User Share 13.9% 49.6% 67.0% Source: Computer Industry Almanac

6. Mobile Device Usage 1.12 billion Internet users projected for the end of 2005

7. Constraints Screen size too small Limited input interface Small memory Low computational power

8. Current Implementation Restaurant menus and nutrition content stored in database Server returns menus for all restaurants Dynamic parsing of restaurants websites GPS to determine which restaurants are close to mobile user Improvements