4 citations · 6 across the 2 of their papers we have counts for
4 papers
Palette diagram: A Python package for visualization of collective categorical data
Chihiro Noguchi, Tatsuro Kawamoto
Categorical data, wherein a numerical quantity is assigned to each category (nominal variable), are ubiquitous in data science. A palette diagram is a visualization tool for a larg…
Fragility of spectral clustering for networks with an overlapping structure
Chihiro Noguchi, Tatsuro Kawamoto
Communities commonly overlap in real-world networks. This is a motivation to develop overlapping community detection methods, because methods for non-overlapping communities may no…
Approximate matrix completion based on cavity method
Chihiro Noguchi, Yoshiyuki Kabashima
In order to solve large matrix completion problems with practical computational cost, an approximate approach based on matrix factorization has been widely used. Alternating least…
Evaluating network partitions through visualization
Chihiro Noguchi, Tatsuro Kawamoto
Network clustering requires making many decisions manually, such as the number of groups and a statistical model to be used. Even after filtering using an information criterion or…