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

A graphic of global air travel.
polynomials

Surprising Limits Discovered in Quest for Optimal Solutions

By Max G. Levy
November 1, 2021
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Algorithms that zero in on solutions to optimization problems are the beating heart of machine reasoning. New results reveal surprising limits.

Illustration of a figure working on a laptop surrounded by flasks and liquids evaporating into discrete shapes in the air.
Quantized Columns

The Uselessness of Useful Knowledge

By Robbert Dijkgraaf
October 20, 2021
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Today’s powerful but little-understood artificial intelligence breakthroughs echo past examples of unexpected scientific progress.

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

A video of masks swirling around.
quantum computing

Major Quantum Computing Strategy Suffers Serious Setbacks

By Philip Ball
September 29, 2021
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So-called topological quantum computing would avoid many of the problems that stand in the way of full-scale quantum computers. But high-profile missteps have led some experts to question whether the field is fooling itself.

Illustration of a neuron lit up with electrical signals.
neurons

How Computationally Complex Is a Single Neuron?

By Allison Whitten
September 2, 2021
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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
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Researchers are turning to the mathematics of higher-order interactions to better model the complex connections within their data.

A GIF of a fluctuating plane with a ball rolling over its peaks and valleys and then off the screen.
computational complexity

Computer Scientists Discover Limits of Major Research Algorithm

By Nick Thieme
August 17, 2021
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The most widely used technique for finding the largest or smallest values of a math function turns out to be a fundamentally difficult computational problem.


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