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The tanh activation function is added #8689

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Merged
merged 13 commits into from
Apr 25, 2023
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TMGA-WAY
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Describe your change:

The tanh activation function is added
mathematically (e^x - e^(-x))/(e^x + e^(-x)) redesigned to (2/(1+e^(-2x))-1

  • Add an algorithm?
  • Fix a bug or typo in an existing algorithm?
  • Documentation change?

Checklist:

  • I have read CONTRIBUTING.md.
  • [] This pull request is all my own work -- I have not plagiarized.
  • [] I know that pull requests will not be merged if they fail the automated tests.
  • This PR only changes one algorithm file. To ease review, please open separate PRs for separate algorithms.
  • All new Python files are placed inside an existing directory.
  • All filenames are in all lowercase characters with no spaces or dashes.
  • All functions and variable names follow Python naming conventions.
  • All function parameters and return values are annotated with Python type hints.
  • All functions have doctests that pass the automated testing.
  • All new algorithms include at least one URL that points to Wikipedia or another similar explanation.
  • If this pull request resolves one or more open issues then the commit message contains Fixes: #{$ISSUE_NO}.

@algorithms-keeper algorithms-keeper bot added the awaiting reviews This PR is ready to be reviewed label Apr 24, 2023
@@ -0,0 +1,44 @@
"""
This script demonstrates the implementation of the tangent hyperbolic
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One minor suggestion I have is to add a brief description of what the function does at the beginning of the docstring. For example:

"""
Implements the tangent hyperbolic or tanh function.

The function takes a vector of K real numbers as input and then applies
the tanh function to each element of the vector. The output values are
mostly in the range (-1, 1).
...

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thank you for suggestion✌✌.

@rohan472000
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@cclauss kindly review, if need any change then please suggest.

@algorithms-keeper algorithms-keeper bot removed the awaiting reviews This PR is ready to be reviewed label Apr 25, 2023
@cclauss cclauss merged commit c1b3ea5 into TheAlgorithms:master Apr 25, 2023
tianyizheng02 pushed a commit to tianyizheng02/Python that referenced this pull request May 29, 2023
* tanh function been added

* tanh function been added

* [pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci

* tanh function is added

* tanh function is added

* [pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci

* tanh function added

* tanh function added

* tanh function is added

* Apply suggestions from code review

---------

Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>
Co-authored-by: Christian Clauss <[email protected]>
sedatguzelsemme pushed a commit to sedatguzelsemme/Python that referenced this pull request Sep 15, 2024
* tanh function been added

* tanh function been added

* [pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci

* tanh function is added

* tanh function is added

* [pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci

* tanh function added

* tanh function added

* tanh function is added

* Apply suggestions from code review

---------

Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>
Co-authored-by: Christian Clauss <[email protected]>
@isidroas isidroas mentioned this pull request Jan 25, 2025
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3 participants