Lion Optimizer #262
Open
Lion Optimizer #262
Conversation
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters. Learn more about bidirectional Unicode characters
Collaborator
| Hi, thank you for the contribution -- that was very fast! :) I'm afraid I don't have time to review right now, but should be able to get to it ~next week. |
Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment
2 participants
Add this suggestion to a batch that can be applied as a single commit. This suggestion is invalid because no changes were made to the code. Suggestions cannot be applied while the pull request is closed. Suggestions cannot be applied while viewing a subset of changes. Only one suggestion per line can be applied in a batch. Add this suggestion to a batch that can be applied as a single commit. Applying suggestions on deleted lines is not supported. You must change the existing code in this line in order to create a valid suggestion. Outdated suggestions cannot be applied. This suggestion has been applied or marked resolved. Suggestions cannot be applied from pending reviews. Suggestions cannot be applied on multi-line comments. Suggestions cannot be applied while the pull request is queued to merge. Suggestion cannot be applied right now. Please check back later.
New optimizer, fresh off the press! Chen, et al., 2023. "Symbolic Discovery of Optimization Algorithms" describes the Evolved Sign Momentum optimizer, or "Lion."
I had to try it out with NeRF but I haven't gotten great results yet. The config file I added here did give me some good results with
mlp_learning_an_imagethat appear to rival Adam, but I haven't done extensive benchmarking.Code was rewritten from https://github.com/google/automl/blob/master/lion/lion_pytorch.py - enjoy!