Search Results for author: Yunfei Teng

Found 4 papers, 2 papers with code

AutoDrop: Training Deep Learning Models with Automatic Learning Rate Drop

no code implementations30 Nov 2021 Yunfei Teng, Jing Wang, Anna Choromanska

Modern deep learning (DL) architectures are trained using variants of the SGD algorithm that is run with a $\textit{manually}$ defined learning rate schedule, i. e., the learning rate is dropped at the pre-defined epochs, typically when the training loss is expected to saturate.

Overcoming Catastrophic Forgetting via Direction-Constrained Optimization

1 code implementation25 Nov 2020 Yunfei Teng, Anna Choromanska, Murray Campbell, Songtao Lu, Parikshit Ram, Lior Horesh

We study the principal directions of the trajectory of the optimizer after convergence and show that traveling along a few top principal directions can quickly bring the parameters outside the cone but this is not the case for the remaining directions.

Continual Learning

Leader Stochastic Gradient Descent for Distributed Training of Deep Learning Models: Extension

1 code implementation NeurIPS 2019 Yunfei Teng, Wenbo Gao, Francois Chalus, Anna Choromanska, Donald Goldfarb, Adrian Weller

Finally, we implement an asynchronous version of our algorithm and extend it to the multi-leader setting, where we form groups of workers, each represented by its own local leader (the best performer in a group), and update each worker with a corrective direction comprised of two attractive forces: one to the local, and one to the global leader (the best performer among all workers).

Distributed Optimization

Invertible Autoencoder for domain adaptation

no code implementations10 Feb 2018 Yunfei Teng, Anna Choromanska, Mariusz Bojarski

However, it does not explicitly enforce $F_{BA}$ to be an inverse operation to $F_{AB}$.

Autonomous Driving Domain Adaptation +2

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