Learning by playing

Our new paper proposes a new learning paradigm called ‘Scheduled Auxiliary Control (SAC-X)’ which seeks to overcome the issue of exploration in control tasks. SAC-X is based on the idea that to learn complex tasks from scratch, an agent has to learn to explore and master a set of basic skills first. Just as a […]

Computing With Random Pulses Promises to Simplify Circuitry and Save Power

In electronics, the past half century has been a steady march away from analog and toward digital. Telephony, music recording and playback, cameras, and radio and television broadcasting have all followed the lead of computing, which had largely gone digital by the middle of the 20th century. Yet many of the signals that computers—and our […]

Magic Leap New Patent Applications

Just some quick notes to let my readers know I am in the process of digesting some new Magic Leap Patent Applications that were published last week. There are several related applications, but the most interesting one was US20180052277 MULTI-LAYER DIFFRACTIVE EYEPIECE. This application is 272 pages long, and I have only had time to flip through it, […]

Giant human family tree traces how people moved and married over 300 years

Using crowdsourced data from a social genealogy site, a team of geneticists put together a family tree that includes 13 million people. Researchers used this behemoth of a family tree to investigate how much heredity influences longevity and to track shifts in migration habits and marriage taboos in Europe and North America over the last […]

Gut bacteria key to the vampire bat’s ability to survive on blood

Only three mammalian species are sanguivorous—that’s blood feeding—and they are all bats. Blood, apparently, is not that nutritious. It has almost no carbs, fats, or vitamins; its high iron levels can disrupt heart, liver, and pancreas function; its obscenely high protein and salt levels can cause renal disease if nitrogenous waste products build up. It […]