no code implementations • 3 Mar 2023 • Tim Strang, Isabella Caruso, Sam Greydanus
In physics, there is a scalar function called the action which behaves like a cost function.
no code implementations • 25 Jan 2022 • Andrew Sosanya, Sam Greydanus
Recent work has shown that neural networks can learn such symmetries directly from data using Hamiltonian Neural Networks (HNNs).
1 code implementation • 11 Jun 2021 • Sam Greydanus, Stefan Lee, Alan Fern
Neural networks are a popular tool for modeling sequential data but they generally do not treat time as a continuous variable.
1 code implementation • 29 Nov 2020 • Sam Greydanus
Though deep learning models have taken on commercial and political relevance, many aspects of their training and operation remain poorly understood.
1 code implementation • ICLR Workshop DeepDiffEq 2019 • Miles Cranmer, Sam Greydanus, Stephan Hoyer, Peter Battaglia, David Spergel, Shirley Ho
Accurate models of the world are built upon notions of its underlying symmetries.
1 code implementation • NeurIPS Workshop Deep_Invers 2019 • Stephan Hoyer, Jascha Sohl-Dickstein, Sam Greydanus
Structural optimization is a popular method for designing objects such as bridge trusses, airplane wings, and optical devices.
5 code implementations • NeurIPS 2019 • Sam Greydanus, Misko Dzamba, Jason Yosinski
Even though neural networks enjoy widespread use, they still struggle to learn the basic laws of physics.
no code implementations • ICLR 2019 • Anurag Koul, Sam Greydanus, Alan Fern
Recurrent neural networks (RNNs) are an effective representation of control policies for a wide range of reinforcement and imitation learning problems.
3 code implementations • ICML 2018 • Sam Greydanus, Anurag Koul, Jonathan Dodge, Alan Fern
While deep reinforcement learning (deep RL) agents are effective at maximizing rewards, it is often unclear what strategies they use to do so.
1 code implementation • 24 Aug 2017 • Sam Greydanus
We demonstrate that RNNs can learn decryption algorithms -- the mappings from plaintext to ciphertext -- for three polyalphabetic ciphers (Vigen\`ere, Autokey, and Enigma).