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MIT Research News

November 7, 2017

Faster big-data analysis

System for performing “tensor algebra” offers 100-fold speedups over previous software packages.

Larry Hardesty | MIT News Office

We live in the age of big data, but most of that data is “sparse.” Imagine, for instance, a massive table that mapped all of Amazon’s customers against all of its products, with a “1” for each product a given customer bought and a “0” otherwise. The table would be mostly zeroes.