Colour quantization, the process of reducing the number of distinct colours in an image while maintaining visual fidelity, is a cornerstone of digital image processing and computer graphics ...

The Fourier transform, which splits a complicated signal into individual pure frequencies, was devised over 200 years ago but only became widely used after the development of an algorithm called ...

Image recognition has become increasingly critical in applications ranging from smartphones to driverless cars, and on Wednesday UCLA opened up to the public a new algorithm that promises big gains.