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.
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AI Removes Unwanted Objects From Photos
A new algorithm uses artificial intelligence to digitally remove unwanted objects in photos.
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Army of a Million Microscopic Robots Created to Explore on Tiny Scale
University of Pennsylvania researchers have developed microscopic robots that move by themselves, using an actuator fashioned from a thin layer of platinum.
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Virtual Assistant Will Screen Your Phone Calls to Block Spammers
Georgia Institute of Technology researchers have developed a virtual assistant that screens phone calls to block robocallers.
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Quantum Version of the Ancient Game of Go Could Be Ultimate AI Test
Researchers have created a more complex version of the ancient Chinese board game Go using quantum entanglement.
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Single Particles of Light Can Be Used for Remote 3D Surveillance
Researchers at the University of Science and Technology of China used a single-photon version of LiDAR to remotely capture extremely detailed three-dimensional...
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Australia Will Use Robot Boats to Find Asylum Seekers at Sea
Australia is deploying unmanned robot boats to patrol its waters and monitor weather and wildlife, as well as identifying boats potentially transporting asylum...
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Uber, Lyft Pricing Algorithms Charge More in Non-White Areas
George Washington University researchers found apparent racial bias in pricing algorithms used by ride-hailing companies like Uber and Lyft.
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U.S. Voting Data from Millions of People is Being Traded on the Dark Web
Researchers have found that data on millions of U.S. voters is being illegally traded on parts of the Internet not searchable using normal means.
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Fake News Gets Shared More When It is Angry, Anxiety-Inducing
Researchers in China have found that fake news may go viral more quickly when it uses words associated with anger.
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Human-like Cyborg Eye Could Power Itself Using Sunlight
A new spherical visual sensor mimics the structure of the human eye.
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Pocket-Sized Device Tests Blood Samples for Genetic Conditions
A new smartphone-powered DNA detector can identify DNA in blood, urine, and other samples, on the spot.
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AI Can Search Satellite Data to Find Plastic Floating in the Sea
Researchers have developed an artificial intelligence system that can identify sea plastic in satellite imagery.
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AI Can Distinguish Between Bots, Humans Based on Twitter Activity
Researchers trained an artificial intelligence system to detect Twitter bots based on differences in the patterns of Tweeting activity of real and fake accounts...
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DeepMind AI Can Understand the Unusual Atomic Structure of Glass
DeepMind researchers used machine learning to simulate how atomic particles in a piece of glass respond to different temperatures and pressures.
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World's Most Essential Open-Source Code to Be Stored in Arctic Vault
GitHub this month plans to add another 100 million folders to its existing cache of the equivalent of 10,000 folders of source code files in Coal Mine 3, a disused...
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Small Robots Could Help Look After Salmon Without Stressing Them Out
Salmon seem to prefer small robots to larger ones, a discovery that could help guide how fish farms are automated.
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U.S. Military Facial Recognition System Could Work From 1 Kilometer Away
The U.S. Special Operations Command is developing a portable facial recognition system that can identify individuals from 1 kilometer (0.6 miles) off.
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Cyborg Grasshoppers Engineered to Sniff Out Explosives
Washington University researchers converted grasshoppers into bomb-sniffing tools by implanting electrodes in the insects' antenna lobes to tap into the capabilities...
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China is Using Mass Surveillance Tech to Fight Coronavirus Spread
The Chinese government is working with technology companies to monitor citizens and track confirmed cases of people infected with the coronavirus.
From ACM TechNews