@InProceedings{MasahikoITOH:2012,
  author = {Masahiko ITOH, Naoki YOSHINAGA, Masashi TOYODA, and Masaru KITSUREGAWA},
  title = {Analysis and Visualization of Temporal Changes in Bloggers Bloggers’ Activities and Interests},
  booktitle = {5th IEEE Pacific Visualization (PVis 2012)},
  year      = {2012},
}