search for: eyemovements

Displaying 1 result from an estimated 1 matches for "eyemovements".

2009 May 12
3
What's the best way to tell a function about relevant fields in data frames
...adic eye movements in a time series of eye positions sampled at a rate of 250Hz. This function needs three vectors: x-coordinate, y-coordinate, trial-id. This information is usually contained in a data frame that also has some other fields. The names of the fields are not standardized. > head(eyemovements) time x y trial 51 880446504 53.18 375.73 1 52 880450686 53.20 375.79 1 53 880454885 53.35 376.14 1 54 880459060 53.92 376.39 1 55 880463239 54.14 376.52 1 56 880467426 54.46 376.74 1 There are now several possibilities for the signature of the function: 1...