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- Centre National de la Recherche ScientifiqueFR19 papers
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- Laboratoire d’études spatiales et d’instrumentation en astrophysiqueFR8 papers
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stat.AP2023
Notes on Correspondence Analysis of Power Transformed Data Sets
Vartan Choulakian
We prospect for a clear simple picture on CA of power transformed or the Box-Cox transformed data initiated since 2009 by Grenacre. We distinguish two types of data sets : strictly…
stat.AP2015
Matrix Factorizations Based on Induced Norms
Vartan Choulakian
We decompose a matrix Y into a sum of bilinear terms in a stepwise manner, by considering Y as a mapping from a finite dimensional Banach space into another finite dimensional Bana…
stat.AP2015★ 4 cited
Taxicab Correspondence Analysis of Sparse Contingency Tables
Vartan Choulakian
Visualization and interpretation of contingency tables by correspondence analysis (CA), as developed by Benzecri, has a rich structure based on Euclidean geometry. However, it is a…