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Metabolomics has shown a promising application in many fields such as disease diagnosis, drug development.Liquid chromatography-mass spectrometry (LC-MS) is one of its main analysis techniques.HPLC-MS metabolomic data is usually of high dimension.Among the large features, some are related to each other and contain the similar information about the problem.Grouping the features correctly is very meaningful for getting a comprehension of the problem studied and building a more efficient classification model.