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It's undocumented whether monotonicity constraints are supported for the multiclass objective but based on some small tests it looks like they only support writing constraints for the first class.
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Cross validation does not support regression task. See code and error below. Same issue for Random Forest too. Removing the tuner does not make any difference.
tuner = ydf.RandomSearchTuner(num_tr…
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Hello all. I haven't dug too far into the source code yet, but I'm wondering if it's possible to do regressions where the "label" (target value) consists of multi-dimensional data points. (i.e. the …
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Seems like the -gbt gradient boosting might need a little love. I could get it to grow, but applyforest was unhappy (crashed; see below).
~~~
## first without -gbt, works:
jaten@jatens-MacBook-Pr…
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Hi there!
First: Thanks for the great work, excellent design you have there!
I am experiencing an OutOfMemory Exception in the constructor of F64Matrix that does not really come from memory shor…
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## 计算广告
- [日常学习-计算广告笔记 - 知乎](https://zhuanlan.zhihu.com/p/34845964)
- [DSP、SSP、RTB 是怎样的一个过程? - 知乎](https://www.zhihu.com/question/23458646)
- [申探社:深入互联网广告中的出价模式(上)— 基础出价模式 - 知乎](https://zhuanlan.zh…
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i m getting following error
(esvm) D:\bagged-budget-svms-master>python setup.py install
running install
running build
running build_py
Compiling budgetedsvm toolbox.
****************************…
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Hi
Would it be possible to add a robust regression option to replace the squared error term. This would allow thew model to be less sensitive to out-liers.
https://en.wikipedia.org/wiki/Huber_lo…
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I observed that our OpenMP based GBDT does not scale well beyond 4 or 8 threads.
@SmirnovEgorRu who already contributed scalability improvements to xgboost sent me the following analysis by email, …
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@nstrayer