@misc {IOPORT.70041095,
    author       = {Lin, Yu-Ru and Sundaram, Hari and Kelliher, Aisling},
    title        = {Summarization of large scale social network activity},
    howpublished = {ICASSP, 3481-3484 (2009).},
    year         = {2009},
    doi          = {10.1109/ICASSP.2009.4960375},
    identifier   = {70041095},
}