An improved kNN method based on Spearman’s rank correlation for handling medical missing values
2022 International Conference on Machine Learning and Knowledge Engineering (MLKE)(2022)
摘要
Acute chest pain is a common symptom of cardiovascular disease, and its data have important research value. However, the presence of missing value in medical datasets is almost inevitable, which may adversely affect the results of medical data mining. The imputation method plays an important role in the missing value processing method and it can avoid the loss of information due to sample deletion...
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关键词
medical data,missing value,imputation,correlation coefficient,kNN
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