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
Material Could Bring Optical Communication Onto Silicon Chips
Researchers say they have created a solution to the "interconnect bottleneck" that slows communication between different chip elements.
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sing Artificial Intelligence to Improve Early Breast Cancer Detection
Researchers are working to apply artificial intelligence to improving the detection and diagnosis of breast cancer.
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Fast-Moving Magnetic Particles Could Enable New Form of Data Storage
Researchers have shown they can create tiny disturbances in magnetic orientation at will in specific locations, which they say could be used to make a more efficient...
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'superhero' Robot Wears Different Outfits For Different Tasks
Primer is a shape-shifting robot that can reconfigure itself into different exoskeletal "outfits" to perform distinct tasks.
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Making Datacenters More Energy Efficient
BlueCache is a more energy-efficient datacenter caching system that uses flash memory.
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sing Machine Learning to Improve Patient Care
Researchers are investigating how computers can enhance medical decisions.
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Designing the Microstructure of Printed Objects
Researchers have developed a design system to catalog the physical characteristics of a huge number of tiny cube clusters that can function as building blocks for...
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New AI Algorithm Monitors Sleep With Radio Waves
A new sleep monitoring system uses an algorithm to analyze radio signals around subjects and translate those measurements into sleep stages.
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Automatic Image Retouching on Your Phone
Researchers have developed a cellphone-based system that can automatically retouch images.
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Reshaping Computer-Aided Design
Researchers have developed InstantCAD to facilitate interactive real-time editing, enhancement, and optimization of computer-aided design models via a simpler...
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Watch 3-D Movies at Home, Sans Glasses
"Home3D" allows users to watch three-dimensional movies without wearing special glasses.
From ACM TechNews
sing Chip Memory More Efficiently
Jenga is a new system that reallocates a chip's memory cache access in real time to create "cache hierarchies" designed to the needs of particular programs.
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Why Do Some Neighborhoods Improve?
Researchers have used a computer vision system to quantify the physical improvement or deterioration of neighborhoods in five U.S. cities.
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New 3D Chip Combines Computing and Data Storage
A new computer chip integrates carbon nanotubes and resistive random-access memory cells.
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Practical Parallelism
Researchers have developed a system called Fractal that enables up to 88-fold acceleration in a parallelism strategy known as speculative execution.
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Drones That Drive
Researchers are developing robots that can maneuver around on land and fly through the air.
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New System Allows Optical 'deep Learning'
Researchers have developed a new approach to deep-learning computer systems that uses light instead of electricity.
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Giving Robots a Sense of Touch
Researchers have mounted GelSight sensors on the grippers of robotic arms to provide robotic systems with greater sensitivity and dexterity.
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Wearable System Helps Visually Impaired sers Navigate
A new system to help visually impaired users navigate employs a three-dimensional camera, a belt with vibrational motors, and a refreshable Braille interface.
From ACM TechNews