Scientist have used these smart bots to help solve the "cocktail party problem," that being how humans follow and focus on a single conversation in a noisy environment.

A team of hearing scientists from the NTT Communication Science Laboraties in Kanagawa, Japan have found clues to how humans isolate one sound in a noisy environment and filter out the others, known as the “cocktail party problem.” Science Now describes the study:

They recruited volunteers and asked them to sit alone in a small room and face a speaker. Then the team played a combination of two different tones. At first, just like people at a loud party, the volunteers heard the sound as one cacophonous noise. But within a few seconds, they were able to isolate one tone from the other.

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