Walmart, the largest retail chain in the world, formed its tech shop, @WalmartLabs, last year and is now preparing to release its first apps that focus on mobile commerce and social shopping. Several of the upcoming apps are based upon deep data technology, which was first created by Kosmix. MapUpdate was developed by that start-up, and was based upon a technology infrastructure that would allow tremendous amounts of social media data to be tracked. It was loosely based upon MapReduce technology, which was created by Google in order to track…
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