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

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Presentation on theme: "Hurricane Sandy Data Analytics Han Dong Shujia Zhou IAB Meeting 2013."— Presentation transcript:

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 LocationSize of Data (MB) Florida100 South and North Carolina200 Georgia80 Virginia100 Maryland / Washington DC60 New York City40 New York100 Massachusetts/Rhode Island50 ~360,000 unique Twitter comments ~600 Mbytes of data

5 Bag-Of-Words Model

6 Topical Model Visualization

7 Twitter Activity

8 October 26, 2012 Heat Map

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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