| aldmck | Aldrich-McKelvey Scaling | 
| blackbox | Blackbox Scaling | 
| blackbox_transpose | Blackbox transpose Scaling | 
| bootbbt | Blackbox Transpose Bootstrap of 1980 Liberal-Conservative Scales. | 
| boot_aldmck | Bootstrap of Aldrich-McKelvey Scaling | 
| boot_blackbt | Bootstrap of Blackbox Transpose Scaling | 
| colombia | 2004 PELA Liberal-Conservative Scales. | 
| fit | Extraction function for fit of scaling model | 
| individuals | Extraction function for scaled individuals | 
| Issues1980 | 1980 Issues Scakes | 
| Issues1980_bb | Blackbox Estimate, 1980 NES Issue Scales. | 
| LC1980 | 1980 Liberal-Conservative Scales. | 
| LC1980_bbt | Blackbox Transpose Estimate, 1980 Liberal-Conservative Scales. | 
| plot.aldmck | Aldrich-McKelvey Coordinate Distribution Plot | 
| plot.aldmck_negative | Aldrich-McKelvey Negative Coordinate Distribution Plot | 
| plot.aldmck_positive | Aldrich-McKelvey Positive Coordinate Distribution Plot | 
| plot.AM | Aldrich-McKelvey Coordinate Distribution Plot | 
| plot.blackbox | Blackbox Coordinate Distribution Plot | 
| plot.blackbt | Blackbox Transpose Coordinate Distribution Plot | 
| plot.boot_aldmck | Bootstrapped Aldrich-McKelvey Stimulus Plots | 
| plot.boot_blackbt | Bootstrapped Blackbox Transpose Stimulus Plots | 
| plot.cdf | Aldrich-McKelvey Coordinate Cumulative Distribution Plot | 
| plotcdf.blackbt | Blackbox Transpose Coordinate Cumulative Distribution Plot | 
| predict.aldmck | Predict method of aldmck objects | 
| predict.blackbox | Predict method of blackbox objects | 
| predict.blackbt | Predict method of blackbt objects | 
| stimuli | Stimulus extraction function | 
| summary.aldmck | Aldrich-McKelvey Summary | 
| summary.blackbox | Blackbox Summary | 
| summary.blackbt | Blackbox-Transpose Summary |