PFP-LHCINCA: Pyramidal Fixed-Size Patch-Based Feature Extraction and Chi-Square Iterative Neighborhood Component Analysis for Automated Fetal Sex Classification on Ultrasound Images
Table 5
Comparison of PFP-LHCINCA model with published results of other ultrasound-based fetal sex classification methods.
Pyramidal fixed-size patch division, local phase quantization and histogram of oriented gradients based feature extraction, hybrid Chi2 and iterative neighborhood component analysis feature selection
339 males 332 females
99.11% (kNN classifier tuned with Bayesian optimizer)