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Table 6 Accuracy and efficiency analysis on feature pre-processing procedures

From: Short-term stock market price trend prediction using a comprehensive deep learning system

Feature pre-processing Overall accuracy (%) Training dataset preparation time (s) Testing dataset preparation time (s) Training time (s) Sum (s)
Max–min scaling 89.30 160.28 14.24 602.68 777.20
Normalization 78.17 157.63 14.73 596.22 768.58
N/A 78.88 142.17 13.00 595.52 750.69