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Similar to xgboost4j I want to use a custom scoring cutoff in xgboost's sklearn wrapper https://github.com/dmlc/xgboost/issues/1763
So far I did not find this functionality. Is this missing?
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Refer to [How can I implement incremental training for xgboost?](https://stackoverflow.com/questions/38079853/how-can-i-implement-incremental-training-for-xgboost/47900435#47900435), I have a try, and…
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`silent` parameter in xgboost's python api fails to prevent XGBClassifier from printing out error message. It happens if no feature is left by feature selection steps before using XGBClassifier. But i…
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The Advanced section in the tutorial is getting a little full and maybe unclear/confusing.
Tutorial pages to come are:
- more about visualization
- nested resampling
- threshold setting/tuning
- mult…
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I would appreciate if you could let me know how to select features based on feature importance using SelectFromModel. I wrote:
```
# data
X = np.array(pd.read_csv('who_X_1.csv',header=None).values)…
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Issue: `ImportError: undefined symbol`
Not sure if it's an Arrow issue or a Conda one. Or (more likely) just something broken in my environment.
I had pyarrow 0.11 installed at first. Downgradi…
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Dear
I am trying this demo
> http://contrib.scikit-learn.org/imbalanced-learn/stable/auto_examples/ensemble/plot_comparison_bagging_classifier.html#sphx-glr-auto-examples-ensemble-plot-compariso…
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For bugs or installation issues, please provide the following information.
The more information you provide, the more easily we will be able to offer
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## Environment info
Operati…
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Thx for your code!
I am confused with some source code.
https://github.com/ailias/Focal-Loss-implement-on-Tensorflow/blob/master/focal_loss.py
`focal_loss.py` line 22
```
sigmoid_p = tf.nn.s…
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## Environment data
- VS Code version: 1.28.2
- Extension version (available under the Extensions sidebar): 2018.9.1 / issues observed since May/June 2018
- OS and version: Windows 10, latest upd…