Mining Twitter Data Stream to Augment NASA GPM Validation

William L Teng, ADNET Systems Inc. Greenbelt, Greenbelt, MD, United States, Arif Albayrak, ADNET Systems Inc. Greenbelt, Greenbelt, United States, George John Huffman, NASA Goddard Space Flight Center, Greenbelt, United States and Bruce Vollmer, NASA GSFC, GES DISC, Greenbelt, MD, United States