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- 2014-07-29 @winsty 提到了**梯度提升决策树Gradient Boost Decision Tree (GBDT)** 这是一种模型组合的方法,利用简单模型的组合克服过拟合等问题。目前在推荐/Learn to Rank中广泛使用,如Yandex,也被称为MART/GBRT。这里列出几篇核心论文和R/Python/C++多种实现源码 http://t.cn/RPVUDs7 [ …
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See http://scikit-learn.org/dev/modules/sgd.html or http://scikit-learn.org/dev/modules/ensemble.html
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Currently rfc only support array like input , thus it can not apply to huge dataset. If the sparse matrix could be supported in the near future, would Be Greatly Appreciated!
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Ability to easily use surrogates from Python.
beniz updated
9 years ago
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Originally reported on Google Code with ID 1359
```
This patch adds the correction Munsell, to "Lab Adjustements"
Its action depends on the cursor "saturation", "brightness", "contrast" and the "cur…
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In the near future (before May 5) I plan on refactoring `plotROCRCurves` to use [plotROC](http://cran.r-project.org/web/packages/plotROC/index.html) which uses `ggplot2` instead of base graphics. This…
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Hi,
I was trying to execute a script by ssh on a mac pro machine with the extra trees from scikit-learn. Each time the process entered in stuck state.
So here a small script to reproduce
``` pytho…
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When building `metrics.pairwise_fast` and `ensamble._gradient_boosting` I got `undefined reference to sync_fetch_and_add_4`. I used mingw compiler on 64bit pc (windows). To resolve this I added `extra…
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Occasionally I am annoyed by output from scikit-learn that munges words together due to multi-line string continuations in the code that forget to include whitespace.
Here's a collection of them to f…
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When I try to run the tests, I get the following error on the machine-learning package. Which branch of machine-learning should I be using? right now, I'm using the master branch.
```
(edx)vagrant@pr…
natea updated
11 years ago