Short Paper: Evaluation of Location Estimation Method That Focuses on Geographical Proximity of Friends. - Keisuke Ikeda; Kazufumi Kojima; Masahiro Tani (IEEE BigData, 2019)

Short Paper: User Identification across Online Social Networks Based on Similarities among Distributions of Friends' Locations. - Kazufumi Kojima; Keisuke Ikeda; Masahiro Tani (IEEE BigData, 2019)