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Micro-Blog: Sharing and Querying Content Through Mobile Phones and Social Participation

Micro-Blog: Sharing and Querying Content Through Mobile Phones and Social Participation. Zhonglu Wang 00850083. Overview Micro-blog Applications Block diagram of the Micro-Blog software architecture Design Considerations Battery Life and Location Accuracy Limitations and ongoing work.

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Micro-Blog: Sharing and Querying Content Through Mobile Phones and Social Participation

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  1. Micro-Blog: Sharing and Querying Content ThroughMobile Phones and Social Participation ZhongluWang 00850083

  2. Overview • Micro-blog Applications • Block diagram of the Micro-Blog software architecture • Design Considerations • Battery Life and Location Accuracy • Limitations and ongoing work

  3. Overview A high level view of the virtual information telescope. User generated/sensed content are posted on a location-based map. Internet users browse and query this content. Queries are resolved through participatory or automatic sensing.

  4. Micro-Blog Applications

  5. Block diagram of the Micro-Blog software architecture • The Micro-Blog phone client, implemented on Nokia N95, is approximately 6,000 lines of code using the Carbide C++ compiler supported by the Symbian OS platform2. • The server is approximately 7,500 lines of code across C++, PHP, Ajax,and MySQL.

  6. Design Considerations • Energy-Aware Localization • Energy-Aware Applications • Incentives • Location Privacy • Spam • Content Inaccuracy

  7. Battery Life and Location Accuracy

  8. WIFI+GPS

  9. GSM+WIFI

  10. Limitations and Ongoing work • Location-Privacy in General Public • Exploiting Accelerometers for Localization • Integration with a Social Network Application • Identifying False Content • How Conclusive is User Study?

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