2 papers
cond-mat.mtrl-sci2024
A continuous symmetry breaking measure for finite clusters using Jensen-Shannon divergence
Ling Lan, Qiang Du, Simon J. L. Billinge
A quantitative measure of symmetry breaking is introduced that allows the quantification of which symmetries are most strongly broken due to the introduction of some kind of defect…
cond-mat.mtrl-sci2023
Stretched Non-negative Matrix Factorization
Ran Gu, Yevgeny Rakita, Ling Lan +9
An algorithm is described and tested that carries out a non negative matrix factorization (NMF) ignoring any stretching of the signal along the axis of the independent variable. Th…