Description Usage Arguments Details Value References Examples
Function to compute and plot an ROC curve for data from an eyewitness experiment, where accuracy is recorded for target present and target absent lineups
1 | make_roc(df_confacc)
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df_confacc |
A dataframe with two columns, named confidence and accuracy (where accuracy = binary accuracy) |
The approach is outlined in several papers by Mickes, Wixted, Gronlund, Clark, and others (see References)
This function is a user level function. It chains the two roc functions together. The user must pass a dataframe, with one column indicating confidence, and another accuracy, and these must be named as such.
The approach is outlined in several papers by Mickes, Wixted, Gronlund, Clark, and others (see references)
An ROC object of package pROC
Gronlund, S. D., Wixted, J. T., & Mickes, L. (2014). Evaluating eyewitness identification procedures using receiver operating characteristic analysis. Current Directions in Psychological Science, 23(1), 3-10.
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