New answers tagged

3 votes

Which unit should be used to compare perceived spatial frequency of 2 different sized image? Cycle per image or cycle per degree?

It's common practice to express size and related matters, such as visual acuity measures, in terms of angles (minutes of arc) (Stronks & Dagnelie, 2014). E.g., grating visual acuity tests don't ...
  • 20.3k

Top 50 recent answers are included