Category Archives: Computer Science

New depth sensors could be sensitive enough for self-driving cars

Computational method improves the resolution of time-of-flight depth sensors 1,000-fold. CAMBRIDGE, Mass. — For the past 10 years, the Camera Culture group at MIT’s Media Lab has been developing innovative imaging…

Reading a neural network’s mind

Technique illuminates the inner workings of artificial-intelligence systems that process language. CAMBRIDGE, Mass. — Neural networks, which learn to perform computational tasks by analyzing huge sets of training data, have been…

Controlling spin for memory storage

Using computer simulations, researchers are learning how lasers might be used to switch how electrons spin within magnetic materials, making room for faster magnetic memory devices. Tohoku University researchers have…

Optoelectronics origami: An easy-to-make, double-duty curved image sensor

Cellphone users rely on their phone cameras to capture virtually every aspect of their lives. Far too often, however, they end up with photos that are a sub-par reproduction of…

Molecular magnetism packs power with “messenger electron”

Electrons can be a persuasive bunch, or at least, a talkative bunch, according to new work from John Berry’s lab at the University of Wisconsin–Madison. The spins of unpaired electrons…

Researchers develop flexible, stretchable photonic devices

CAMBRIDGE, Mass. — Researchers at MIT and several other institutions have developed a method for making photonic devices — similar to electronic devices but based on light rather than electricity…

Unlocking the potential of magnetic skyrmions

An innovative technique for making tunable magnetic skyrmions could lead to next-generation memory and computing technologies. Magnetic skyrmions offer the promise of next-generation memory and computing technologies, such as cache…

Faster big-data analysis

System for performing “tensor algebra” offers 100-fold speedups over previous software packages. CAMBRIDGE, Mass. — We live in the age of big data, but most of that data is “sparse.” Imagine,…

Selective memory

Scheme would make new high-capacity data caches 33 to 50 percent more efficient. CAMBRIDGE, Mass. — In a traditional computer, a microprocessor is mounted on a “package,” a small circuit…

Researchers bring optical communication onto silicon chips

Ultrathin films of a semiconductor that emits and detects light can be stacked on top of silicon wafers. CAMBRIDGE, Mass. — The huge increase in computing performance in recent decades…