Correction: Yang et al. BMC Medical Informatics and Decision Making (2022) 22:230
After the publication of the original article [1], the authors reported an error in Eq. 1, which reads:
Xn3 in the equation is incorrect as it should have been Xnn. Equation 1 should have been written as follows:
The original article [1] has been updated.
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Yang W, Xu J, Xiang J, et al. Diagnosis of cardiac abnormalities based on phonocardiogram using a novel fuzzy matching feature extraction method. BMC Med Inform Decis Mak. 2022;22:230. https://doi.org/10.1186/s12911-022-01976-6.
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Yang, W., Xu, J., Xiang, J. et al. Correction: Diagnosis of cardiac abnormalities based on phonocardiogram using a novel fuzzy matching feature extraction method. BMC Med Inform Decis Mak 23, 281 (2023). https://doi.org/10.1186/s12911-023-02379-x
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DOI: https://doi.org/10.1186/s12911-023-02379-x