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neural networks

artificial intelligence

AI Researchers Fight Noise by Turning to Biology

By Allison Whitten
December 7, 2021
Read Later

Tiny amounts of artificial noise can fool neural networks, but not humans. Some researchers are looking to neuroscience for a fix.

Illustration of tangled branches that can also look like the folds in a brain.
neuroscience

To Be Energy-Efficient, Brains Predict Their Perceptions

By Anil Ananthaswamy
November 15, 2021
Read Later

Results from neural networks support the idea that brains are “prediction machines” — and that they work that way to conserve energy.

Photo of Anne Carpenter of the Broad Institute standing in front of a wall of colored microscopy images.
Q&A

Her Machine Learning Tools Pull Insights From Cell Images

By Esther Landhuis
November 2, 2021
Read Later

The computational biologist Anne Carpenter creates software that brings the power of machine learning to researchers seeking answers in mountains of cell images.

an artistic representation of a brain in a dish on a blue table with enlarged neurons and a neural network, against a red background with a signal of neural bursts
neural networks

Neuron Bursts Can Mimic Famous AI Learning Strategy

By Allison Whitten
October 18, 2021
Read Later

A new model of learning centers on bursts of neural activity that act as teaching signals — approximating backpropagation, the algorithm behind learning in AI.

neural networks

A New Link to an Old Model Could Crack the Mystery of Deep Learning

By Anil Ananthaswamy
October 11, 2021
Read Later

To help them explain the shocking success of deep neural networks, researchers are turning to older but better-understood models of machine learning.

Illustration of a neuron lit up with electrical signals.
neurons

How Computationally Complex Is a Single Neuron?

By Allison Whitten
September 2, 2021
Read Later

Computational neuroscientists taught an artificial neural network to imitate a biological neuron. The result offers a new way to think about the complexity of single brain cells.

graph theory

How Big Data Carried Graph Theory Into New Dimensions

By Stephen Ornes
August 19, 2021
Read Later

Researchers are turning to the mathematics of higher-order interactions to better model the complex connections within their data.

Q&A

The Computer Scientist Training AI to Think With Analogies

By John Pavlus
July 14, 2021
Read Later

Melanie Mitchell has worked on digital minds for decades. She says they’ll never truly be like ours until they can make analogies.

An illustration of a network of neurons, each one equipped with its own stopwatch.
neuroscience

Neurons Unexpectedly Encode Information in the Timing of Their Firing

By Elena Renken
July 7, 2021
Read Later

A temporal pattern of activity observed in human brains may explain how we can learn so quickly.


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