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| author | Xiangrui Meng <meng@databricks.com> | 2014-07-20 18:40:36 -0700 |
|---|---|---|
| committer | Xiangrui Meng <meng@databricks.com> | 2014-07-20 18:40:36 -0700 |
| commit | b86db517b6a2795f687211205b6a14c8685873eb (patch) | |
| tree | e9754a47e8c2c21581599a1b67018fcd59cc7042 /docs/mllib-collaborative-filtering.md | |
| parent | 9564f8548917f563930d5e87911a304bf206d26e (diff) | |
| download | spark-b86db517b6a2795f687211205b6a14c8685873eb.tar.gz spark-b86db517b6a2795f687211205b6a14c8685873eb.tar.bz2 spark-b86db517b6a2795f687211205b6a14c8685873eb.zip | |
[SPARK-2552][MLLIB] stabilize logistic function in pyspark
to avoid overflow in `exp(x)` if `x` is large.
Author: Xiangrui Meng <meng@databricks.com>
Closes #1493 from mengxr/py-logistic and squashes the following commits:
259e863 [Xiangrui Meng] stabilize logistic function in pyspark
Diffstat (limited to 'docs/mllib-collaborative-filtering.md')
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