Data analysis on train transportation data with nonnegative matrix factorization.

Kyoichi Ito Masaki Ito Kosuke Miyazaki Keishi Tanimoto Kaoru Sezaki

Published in: IEEE BigData (2017)

Keyphrases

data analysis
nonnegative matrix factorization
data sets
raw data
original data
input data
active learning
missing data
high dimensional data
co occurrence
information extraction
knowledge discovery
data model
xml documents
email
objective function
multiscale
computer vision
machine learning
data mining