Search Results for author: Adam N. McCaughan

Found 9 papers, 0 papers with code

Machine Learning-powered Compact Modeling of Stochastic Electronic Devices using Mixture Density Networks

no code implementations10 Nov 2023 Jack Hutchins, Shamiul Alam, Dana S. Rampini, Bakhrom G. Oripov, Adam N. McCaughan, Ahmedullah Aziz

The relentless pursuit of miniaturization and performance enhancement in electronic devices has led to a fundamental challenge in the field of circuit design and simulation: how to accurately account for the inherent stochastic nature of certain devices.

Multiplexed gradient descent: Fast online training of modern datasets on hardware neural networks without backpropagation

no code implementations5 Mar 2023 Adam N. McCaughan, Bakhrom G. Oripov, Natesh Ganesh, Sae Woo Nam, Andrew Dienstfrey, Sonia M. Buckley

We present multiplexed gradient descent (MGD), a gradient descent framework designed to easily train analog or digital neural networks in hardware.

Demonstration of Superconducting Optoelectronic Single-Photon Synapses

no code implementations20 Apr 2022 Saeed Khan, Bryce A. Primavera, Jeff Chiles, Adam N. McCaughan, Sonia M. Buckley, Alexander N. Tait, Adriana Lita, John Biesecker, Anna Fox, David Olaya, Richard P. Mirin, Sae Woo Nam, Jeffrey M. Shainline

Superconducting optoelectronic hardware is being explored as a path towards artificial spiking neural networks with unprecedented scales of complexity and computational ability.

Superconducting Optoelectronic Neurons II: Receiver Circuits

no code implementations7 May 2018 Jeffrey M. Shainline, Sonia M. Buckley, Adam N. McCaughan, Manuel Castellanos-Beltran, Christine A. Donnelly, Michael L. Schneider, Richard P. Mirin, Sae Woo Nam

The current from many synaptic connections is inductively coupled to a superconducting loop that implements the neuronal threshold operation.

Superconducting Optoelectronic Neurons I: General Principles

no code implementations4 May 2018 Jeffrey M. Shainline, Sonia M. Buckley, Adam N. McCaughan, Jeff Chiles, Richard P. Mirin, Sae Woo Nam

The design of neural hardware is informed by the prominence of differentiated processing and information integration in cognitive systems.

Superconducting Optoelectronic Neurons III: Synaptic Plasticity

no code implementations4 May 2018 Jeffrey M. Shainline, Adam N. McCaughan, Sonia M. Buckley, Christine A. Donnelly, Manuel Castellanos-Beltran, Michael L. Schneider, Richard P. Mirin, Sae Woo Nam

As a means of dynamically reconfiguring the synaptic weight of a superconducting optoelectronic loop neuron, a superconducting flux storage loop is inductively coupled to the synaptic current bias of the neuron.

Superconducting Optoelectronic Neurons IV: Transmitter Circuits

no code implementations4 May 2018 Jeffrey M. Shainline, Adam N. McCaughan, Sonia M. Buckley, Richard P. Mirin, Sae Woo Nam

A superconducting optoelectronic neuron will produce a small current pulse upon reaching threshold.

Superconducting Optoelectronic Neurons V: Networks and Scaling

no code implementations4 May 2018 Jeffrey M. Shainline, Jeff Chiles, Sonia M. Buckley, Adam N. McCaughan, Richard P. Mirin, Sae Woo Nam

By modeling the physical size of superconducting optoelectronic neurons, we calculate the area of these networks.

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