@InProceedings{MasahikoItoh:2014,
  author = {Masahiko Itoh, Daisaku Yokoyama, Masashi Toyoda, Yoshimitsu Tomita, Satoshi Kawamura, and Masaru Kitsuregawa},
  title = { Visual Fusion of Mega-City Big Data: An Application to Traffic and Tweets Data Analysis of Metro Passengers},
  booktitle = {IEEE BigData 2014},
  year      = {2014},
  pages     = {431-440},
}