‘These guys,’ said Tom, ‘The ones who put out this magazine at Radley. What happened to them?’ ... ‘Ah, now, this is why we must proceed with great circumspection. They were both, hum, “put out” themselves. “Booted out” I believe is the technical phrase.’

We develop a probabilistic, nonparametric framework for understanding and predicting individual-level spending using Gaussian process priors over latent functions that describe customer spending along calendar time, interpurchase time, and customer lifetime dimensions.

A pimpled chin, dark with cathairs, a mouthful of irregular teeth, were visible below helmet and goggles.

Railways have to bear the very high fixed costs associated with the provision and maintenance of a specialised route system for their own exclusive use. …