What is the Correlator?
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How does the supercomputer that translates to binary code all the information received by ALMA antennas operate? In this episode, Lorenzo Martínez-Conde, an engineer who has been working at ALMA Observatory for 15 years, explains how the brain of the system behind this radio telescope operates and how each piece of information we have about the Cosmos is obtained through a complicated mathematical process that synthesizes the observations made.Let's journey through the two essential correlators of ALMA's Little Universe.
What is the Correlator?