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[564612540]

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to change)
• Docs change / refactoring / dependency upgrade

Motivation and Context / Related issue

It introduces a set of new optimizers called DiSK, which uses a simplified Kalman filter to improve optimizer performance.

How Has This Been Tested (if it applies)

It is tested with the mnist.py from the example folder (with modifications for DiSK) to ensure all the functions work.

Checklist

Not sure whether to add documents.

• The documentation is up-to-date with the changes I made.
• I have read the CONTRIBUTING document and completed the CLA (see CONTRIBUTING).
• All tests passed, and additional code has been covered with new tests.

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