Issues

• could you make git tag name consistent?

  onnx/sklearn-onnx#1224 · Filter by author hubutui opened on Jan 31, 2026
  1

• ONNX from nearest_neighbors produces no distance effect when keep_distances=True

  onnx/sklearn-onnx#1214 · Filter by author yishiouchen opened on Oct 3, 2025
  2

• TreeEnsembleRegressor/Classifier have been deprecated in favour of TreeEnsemble

  onnx/sklearn-onnx#1160 · Filter by author khoover opened on Jan 23, 2025
  8

• CounterVectorizer does not support strip_accents=unicode

  onnx/sklearn-onnx#1144 · Filter by author thang-le-klaviyo opened on Dec 18, 2024
  1

• convert lightgbm to onnx has an error

  onnx/sklearn-onnx#1138 · Filter by author ArlanCooper opened on Nov 13, 2024
  1

• ONNX session conversion taking long time if model has more estimators

  onnx/sklearn-onnx#1128 · Filter by author hanzigs opened on Oct 2, 2024
  9

• Converter for sksurv

  onnx/sklearn-onnx#1127 · Filter by author bruno-curta opened on Sep 13, 2024
  2

• Unused argument: custom_parsers

  onnx/sklearn-onnx#1119 · Filter by author Fred51 opened on Jul 17, 2024
  1

• How to pass input to onnxscript functions correctly?

  pending user response
  onnx/sklearn-onnx#1089 · Filter by author paranjapeved15 opened on Apr 26, 2024
  1

  

• Is it possible to access the input column names in onnx converter functions?

  onnx/sklearn-onnx#1088 · Filter by author paranjapeved15 opened on Apr 23, 2024
  1

  

• Unable to create onnx pipeline with multiple classifiers

  onnx/sklearn-onnx#1086 · Filter by author achyuta26 opened on Apr 10, 2024
  1

  

• Issue when converting CalibratedClassifierCV

  onnx/sklearn-onnx#1082 · Filter by author paolo-sofia opened on Mar 14, 2024
  4

  

• KNNImputer with distance as metric is not supported

  onnx/sklearn-onnx#1081 · Filter by author JonatanHauge opened on Mar 12, 2024
  3

  

• Probability Predictions for DecisionTreeClassifier get set to 1.0 for Onnx Model

  onnx/sklearn-onnx#1080 · Filter by author nkinnaird opened on Mar 8, 2024
  7

  

• MissingShapeCalculator: Unable to find a shape calculator for type '<class 'xgboost.sklearn.XGBClassifier'>'.

  onnx/sklearn-onnx#1076 · Filter by author Annanapan opened on Feb 28, 2024
  3

• Unexpected behavior for float64 with InferenceSession sklearn

  onnx/sklearn-onnx#1074 · Filter by author maulberto3 opened on Feb 27, 2024
  1

• Blocking Issue to convert VotingClassifier in ONNX format. "Not implemented yet" message.

  onnx/sklearn-onnx#1071 · Filter by author joyceraraujo opened on Feb 15, 2024
  9

• Help converting and running basic DictVectorizer

  onnx/sklearn-onnx#1068 · Filter by author addisonklinke opened on Feb 2, 2024
  4

• Duplicated coefficients in LinearClassifier

  onnx/sklearn-onnx#1066 · Filter by author wsperat opened on Jan 31, 2024
  3

• Many examples in the gallery are showing "broken"

  documentation
  onnx/sklearn-onnx#1057 · Filter by author ziyuang opened on Jan 19, 2024
  3

• Add Kernel Density Estimator converter

  pending user response
  onnx/sklearn-onnx#1054 · Filter by author plptPredict opened on Jan 3, 2024
  1

  

• Do not add Concat + Reshape in OneHotEncoder converter

  onnx/sklearn-onnx#1052 · Filter by author DeltaEpsilon7787 opened on Dec 24, 2023

• Divergence in HistGradientBoostingClassifier's scores

  onnx/sklearn-onnx#1051 · Filter by author maximilianeber opened on Dec 19, 2023
  7

• ValueError: Unable to create node 'LabelEncoder' with name='LabelEncoder3' and attributes={'keys_floats': array([False, True]), 'values_int64s': array([0, 1])}.

  onnx/sklearn-onnx#1047 · Filter by author TopCoder2K opened on Dec 3, 2023
  24

• Using ColumnTransformer with OneHotEncoder creates lots of disprepency between the raw predictions and onnx inference

  pending user response
  onnx/sklearn-onnx#1046 · Filter by author AchilleSoulie opened on Nov 14, 2023
  4