Description Usage Arguments Value Author(s) References See Also Examples
update stimulus ratings after one rating event
1 | singlechoice(val1, val2, k)
|
val1 |
rating of the preferred stimulus before the rating event |
val2 |
rating of the unpreferred stimulus before the rating event |
k |
value of k-constant, which determines the maximum change of ratings after a single rating event |
vector with two values: updated ratings after the rating event for preferred and unpreferred stimulus
Christof Neumann
elo1978EloChoice
1 2 3 4 5 6 | # little change because rating difference is large (positive), i.e. expectation is clear
singlechoice(1200, 500, 100)
# no change because rating difference is very large (positive), i.e. expectation is clear
singlechoice(1500, 500, 100)
# large change because rating difference is small (negative), i.e. expectation is clearly violated
singlechoice(500, 1500, 100)
|
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