Information geometry and Plefka's mean-field theory

Authors
Bhattacharyya, C Keerthi, SS
Citation
C. Bhattacharyya et Ss. Keerthi, Information geometry and Plefka's mean-field theory, J PHYS A, 33(7), 2000, pp. 1307-1312
Citations number
4
Categorie Soggetti
Physics
Journal title
JOURNAL OF PHYSICS A-MATHEMATICAL AND GENERAL
ISSN journal
03054470 → ACNP
Volume
33
Issue
7
Year of publication
2000
Pages
1307 - 1312
Database
ISI
SICI code
0305-4470(20000225)33:7<1307:IGAPMT>2.0.ZU;2-3
Abstract
An alternate derivation of Plefka's method is presented which is obtained f rom minimizing Gibbs energy. It is shown that this method can be rederived using a perturbation expansion of Kullback-Leibler divergence, the latter h aving a nice information geometric interpretation.