Communications of the ACM
Why the Simplex Method, at Age 75, is Still the Go-To Algorithm
Daniel A. Spielman and colleague Shang-hua Teng solved the mystery of the Simplex Method using a technique called smoothed analysis… From ACM NewsAn edited collection of advanced computing news from Communications of the ACM, ACM TechNews, other ACM resources, and news sites around the Web.
From ACM TechNews
Supermarkets Grapple with Checkout-Free Stores
J Sainsbury recently opened a checkout-free shop in London's Holborn district, where Amazon and Tesco also operate checkout-free stores.
From ACM TechNews
Climate Change Data Deluge Sends Scientists Scrambling for Solutions
Scientists are racing to store, analyze, and preserve massive volumes of climate change data collected by sensor-equipped satellites, aircraft, and other instruments...
From ACM TechNews
High-Speed Cell Holography Spots Beacons of Disease
Duke University scientists have engineered a holographic system that can image and analyze tens of thousands of cells per minute to identify disease indicators....
From ACM TechNews
Discovery Opens the Way for Brain-Like Computers
Researchers successfully combined a memory function with a calculation function in the same component.
From ACM News
How TikTok Reads Your Mind
It's the most successful video app in the world. An internal company document offers a new level of detail about how the algorithm works.
From ACM TechNews
Island Becomes Open-Air Lab for Tech-Savvy Volcanologists
Volcanologists are using cutting-edge technologies to study a rare volcanic eruption on La Palma, one of Spain's Canary Islands.
From ACM TechNews
New Attacks on Web Browsers Detected
Information technology scientists detected 14 new types of Web browser-targeting cross-site leaks.
From ACM TechNews
Scientists Claim Big Advance in Using DNA to Store Data
Scientists at the Georgia Institute of Technology's Georgia Tech Research Institute claim they can improve DNA data storage 100-fold with a new processor they developed...
From ACM News
Twitter's New CEO Announces Major Reorganization
Engineering, design leads out as Parag Agrawal announces big changes.
From ACM News
Busted for Not Social Distancing by a COVID-19 Mobile Surveillance Robot
Surveillance robot could help reduce disease spread and also aid contact tracing.
From ACM TechNews
AI Has Learned to Read Time on Analog Clock
Artificial intelligence trained on computer-generated images of analog clocks captured at different angles learned to read the time.
From ACM TechNews
Shifting Colors for On-Chip Photonics
On-chip frequency shifters can convert light in the gigahertz frequency range using continuous and single-tone microwaves.
From ACM News
Data in the Wild Might be Key to Better Public Health
"Social determinants of health have really come to the forefront in terms of who has been most greatly impacted."
From ACM TechNews
Stanford Engineers Propose Simpler Design for Quantum Computers
Engineers have proposed a simpler design for quantum computers by harnessing a laser to manipulate an atom and alter photonic states through quantum teleportation...
From ACM News
Robotaxis Roaming Around Yokohama Are Winning Over Unlikely Fans
The Nissan demonstration is the largest of its type in Japan to date.
From ACM News
AI Finds Superbug-Killing Potential in Human Proteins
A team scoured the human proteome for antimicrobial molecules and found thousands, plus a surprise about how animals evolved to fight infections.
From ACM News
Stanford's Simple New Quantum Computer Design: Photonic Computation in a Synthetic Time Dimension
A relatively simple quantum computer design that uses a single atom to manipulate photons could be constructed with currently available components.
From ACM TechNews
U.S. Workforce Falling Behind in Digital Skills
A report by the Information Technology and Innovation Foundation estimated that nearly a third of the U.S. workforce has limited or no digital skills.
From ACM TechNews
Creating 3D Maps with a Backpack
A researcher at the University of Twente in the Netherlands has developed a wearable mobile mapping system.
From ACM TechNews