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Hurricane Sandy Data Analytics

Hurricane Sandy Data Analytics. Han Dong Shujia Zhou IAB Meeting 2013. Outline. System Overview Data Collection and Cleaning Bag-Of-Words Model Topical Model Visualization Twitter Activity Graph Heat Map Conclusions Future Work. System Overview. Data Collection and Filtering.

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Hurricane Sandy Data Analytics

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  1. Hurricane Sandy Data Analytics Han Dong Shujia Zhou IAB Meeting 2013

  2. Outline • System Overview • Data Collection and Cleaning • Bag-Of-Words Model • Topical Model Visualization • Twitter Activity Graph • Heat Map • Conclusions • Future Work

  3. System Overview

  4. Data Collection and Filtering ~360,000 unique Twitter comments ~600 Mbytes of data

  5. Bag-Of-Words Model

  6. Topical Model Visualization

  7. Twitter Activity

  8. Heat Map October 26, 2012 October 26, 2012

  9. Conclusion • Implemented a system to automate social media data extraction, processing and visualization.

  10. Future Work • Apply the current data and system in another major hurricane this year.

  11. This work was funded by NSF CHMPR through NOAA. We thank Ben Kyger for helpful discussions.

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