| [eigen-commits] commit/eigen: rmlarsen: Revert the specialization for scalar_logistic_op<float> introduced in: |
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- Subject: [eigen-commits] commit/eigen: rmlarsen: Revert the specialization for scalar_logistic_op<float> introduced in:
- From: Bitbucket <commits-noreply@xxxxxxxxxxxxx>
- Date: Tue, 03 Dec 2019 01:01:17 +0000 (UTC)
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1 new commit in eigen:
https://bitbucket.org/eigen/eigen/commits/c934c8f11443/
Changeset: c934c8f11443
User: rmlarsen
Date: 2019-12-03 01:00:58+00:00
Summary: Revert the specialization for scalar_logistic_op<float> introduced in:
https://bitbucket.org/eigen/eigen/commits/5ce45e1849c9c8352266830f6f8e628f26b99a9a
While providing a 50% speedup on Haswell+ processors, the large relative error outside [-18, 18] in this approximation causes problems, e.g., when computing gradients of activation functions like softplus in neural networks.
Affected #: 1 file
Repository URL: https://bitbucket.org/eigen/eigen/
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