Confidence votes 23. About 0.083 pound per cubic footThe density of oxygen at STP (Standard Temperature & Pressure) is 1.331 kilograms per cubic meter. Divide that by 35.3147 to get 0.03769 kilogram per cubic foot, which is equivalent to 0.08307 pound per cubic foot or 1.33 ounces per cubic foot.
Augmented reality browsers work by displaying search results based on proximity. As you search for the nearest pizza restaurant or hotel, these browsers will display the results in real-time digital information on top of the real world, as seen through the camera on your mobile phone.
But these systems display graphics for only one point of view. Next-generation augmented-reality systems will display graphics for each viewer's perspective. Some of the most exciting augmented-reality work is taking place in research labs at universities around the world. In February 2009, at the TED conference, Pattie Maes and Pranav Mistry presented their augmented-reality system, which they developed as part of MIT Media Lab's Fluid Interfaces Group. They call it SixthSense, and it relies on some basic components that are found in many augmented reality systems: