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AI

A Common Logic To Seeing Cats and the Cosmos 45

An anonymous reader sends this excerpt from Quanta Magazine: "Using the latest deep-learning protocols, computer models consisting of networks of artificial neurons are becoming increasingly adept at image, speech and pattern recognition — core technologies in robotic personal assistants, complex data analysis and self-driving cars. But for all their progress training computers to pick out salient features from other, irrelevant bits of data, researchers have never fully understood why the algorithms or biological learning work.

Now, two physicists have shown that one form of deep learning works exactly like one of the most important and ubiquitous mathematical techniques in physics, a procedure for calculating the large-scale behavior of physical systems such as elementary particles, fluids and the cosmos. The new work, completed by Pankaj Mehta of Boston University and David Schwab of Northwestern University, demonstrates that a statistical technique called "renormalization," which allows physicists to accurately describe systems without knowing the exact state of all their component parts, also enables the artificial neural networks to categorize data as, say, "a cat" regardless of its color, size or posture in a given video.

"They actually wrote down on paper, with exact proofs, something that people only dreamed existed," said Ilya Nemenman, a biophysicist at Emory University.
Open Source

Microsoft Introduces .NET Core 187

New submitter I will be back writes: Microsoft's Immo Landwerth has provided more details on the open source .NET Core. Taking a page from the Mono cookbook, .NET Core was built to be modular with unified Base Class Library (BCL), so you can install only the necessary packages for Core and ship it with applications using NuGet. Thus, NuGet becomes a first-class citizen and the default tool to deliver .NET Core packages.

As a smaller and cross-platform subset of the .NET Framework, it will have its own update schedule, updating multiple times a year, while .NET will be updated once a year. At the release of .NET 4.6, Core will be a clear subset of the .NET Framework. With future iterations it will be ahead of the .NET Framework. "The .NET Core platform is a new .NET stack that is optimized for open source development and agile delivery on NuGet. We're working with the Mono community to make it great on Windows, Linux and Mac, and Microsoft will support it on all three platforms."

Comment Re:Make drivers open (Score 1) 51

Samsung? little, it's more for the FOSS tinkerer concerned with binary blobs that don't always work between OS revisions.

phones based on the Qualcomm SoC seem of little interest to the GNU replicant crowd due to the sheer number of binary blobs.

Freedreno seems to have some progress behind it based on a Gallium3D stack but afaik no one has deployed it on Android. The benefit being porting the latest Lollipop to an unsupported 3 year old handset rather than dumping it to landfill when its 24 month contract expires.

Comment Re:Problem? (Score 1) 186

Northern Hemisphere bias? The gist seemed to be that the wealthy '1st world' of the north is disrupting the carbon cycle. Less crops, more trees?

Food miles and all but perhaps the north should focus on importing food from the agricultural powerhouses of Argentina and Australia (plus those NZ apples I've seen in supermarkets in Europe and North America). China just signed a FTA with AUS.

(where I live, Australia is a bit of a dumping ground for excess production of Italian tinned tomatoes and Spanish olive oil, pricing locally grown alternatives out of the low end. But that'd require ending E.U. agricultural subsidies)

Comment Re:key words (Score 1) 54

Yeah there's no UI to configure "known sources".

It'd be nice to trust a certain repository only. For example, I replaced the old 2.3.x stock rom with CM11. Google Play is too heavy for the device but f-droid runs fine. But you need to check the unknown sources option.

(Google have no interest in encouraging users to go outside the play store, naturally. The checkbox is mainly there so developers can load an apk via adb over USB)

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