Automatic face recognition: how it works
That’s Maths: We are photographed numerous times every day and have little idea who is collecting the information
Fourier’s wonderful idea: Breaking complex signals into simple pieces
That’s Maths: The Fast Fourier Transform dramatically reduced the way computation scales with problem size, making it practicable to solve many problems that could not otherwise be tackled
Stemming the spread of epidemics
That’s Maths: Widespread vaccination can prevent epidemics by replacing the exponential rate of spread by a linear growth rate
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