Comparing Images

A practical problem that I have is to sort my digital photos. Some of them have been taken with analog cameras and they have been scanned. Some of them have been scanned several times, using different resolution, different providers or different technologies. So one issue that occurs is having two directories which contain more or […]

Share Button

Ketchup or Milestone

Bicycles have potentially very accurate speedometers. They measure distances to an accuracy of usually ten meters and they do this by counting the rotations of the front wheel. Now we can go into physics and see if the front wheel slips significantly, but I would not expect that to be relevant. What is a bit […]

Share Button