• Fix QDA converter crashing on string labels and incorrect shape calculation #1169
• Remove import of split_complex_to_pairs #1182
• Removes dependency on onnxconverter-common #1179
• Implements converter for QuantileTransformer #1164,
• Refactors KNNImputer converter with local function to match scikit-learn's implementation, the code was partially automatically generated from an equivalent implementation in pytorch and exported into ONNX #1167, #1165
• Add support to sklearn TargetEncoder #1137
• Fixes missing WhiteKernel with return_std=True #1163
• Fix empty column selector #1159
• Fix conversion for XGBClassifier and XGBRegressor #1157
• Test SelectKBest + StandardScaler pipeline #1156
• Fix np.NAN into np.nan, #1148