4.2 Article

Analysis of proteomics data: Impact of alignment on classification

Journal

ELECTRONIC JOURNAL OF STATISTICS
Volume 8, Issue -, Pages 1742-1747

Publisher

INST MATHEMATICAL STATISTICS
DOI: 10.1214/14-EJS900D

Keywords

Curve registration; distance weighted discrimination; functional data analysis

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The Fisher Rao curve registration is used for curve alignment. Quality of registration is carefully studied using zoomed views. A related linear warp is considered, and seen to give somewhat inferior performance. Alignment is also seen to give large improvements in the ultimate classification problem.

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