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cursor
2008 Dec 11
3
Resampling physiological data using R?
...e of my physiological data about eye.
The problem is the recording machine does not sample in a reliably
constant rate: the time intervals between data sampled can vary from
9msec to ~120msec, while most around in the 15-30msec range.
The below is a fraction of a single data file of a trial:
Time CursorX CursorY Pupilsize
1811543 -1 -1 -1
1811563 -1 -1 -1
1811584 511 370 4.175665
1811603 511 368 4.181973
1811624 521 368 4.210732
1811644 512 377 4.149632
1811664 524 377 4.275845
1811684 518 368 4.236212
1811703 516 370 4.238384
1811725 507 364 4.181157
1811744 509 371 4.185016
1811764 509 377 4.2319...