Category: tides

Returning to Tides

Fred Viole shared a great “data only” R solution to the forecasting tides problem. The methodology comes from a finance perspective, and has some great associated notes and articles. This gives me a chance to comment on the odd relation between prediction and profit in finance. If there really was a trade-able item with low … Continue reading Returning to Tides

Lord Kelvin, Data Scientist

In 1876 A. Légé & Co., 20 Cross Street, Hatton Gardens, London completed the first “tide calculating machine” for William Thomson (later Lord Kelvin) (ref). Thomson’s (Lord Kelvin) First Tide Predicting Machine, 1876 The results were plotted on the paper cylinders, and one literally “turned the crank” to perform the calculations. The tide calculating machine … Continue reading Lord Kelvin, Data Scientist