AMPR is a scoring system designed for young writers of rhotic varieties of English, especially General American. It is a non-exhaustive parsing scheme, meant to be run with the Insertion penalty to 0. The stimuli are allophonic transcriptions written in SAMPA, as discussed in more detail below.
| stimulus | response | |
|---|---|---|
| t_- | t | 0 |
| t_- | c | 0 |
| d_- | d | 0 |
| d_- | g | 0 |
| d_- | j | 0 |
| b_0 | b | 0 |
| b_0 | p | 0 |
| d_0 | d | 0 |
| d_0 | t | 0 |
| g_0 | g | 0 |
| g_0 | c | 0 |
| g_0 | k | 0 |
| g_0 | q | 0 |
| d_-_0 | c | 0 |
| d_-_0 | d | 0 |
| d_-_0 | g | 0 |
| d_-_0 | j | 0 |
| tS | c | 0 |
| dZ | g | 0 |
| dZ | j | 0 |
| aI | i | 0 |
| aI | y | 0 |
| aU | o | 0 |
| OI | o | 0 |
| T | t | 0 |
| D | t | 0 |
| S | s | 0 |
| Z | s | 0 |
| r | r | 0 |
| g | g | 0 |
| N | n | 0 |
| I | i | 0 |
| E | e | 0 |
| E | a | 0 |
| { | a | 0 |
| @ | 0 | |
| @` | r | 0 |
| 3` | r | 0 |
| U | u | 0 |
| U | o | 0 |
| V | u | 0 |
| O | o | 0 |
| O | a | 0 |
| A | o | 0 |
| A | a | 0 |
| p | p | 0 |
| b | b | 0 |
| m | m | 0 |
| f | f | 0 |
| v | v | 0 |
| w | w | 0 |
| w | y | 0 |
| t | t | 0 |
| d | d | 0 |
| n | n | 0 |
| k | c | 0 |
| k | k | 0 |
| k | q | 0 |
| h | h | 0 |
| j | y | 0 |
| s | s | 0 |
| s | c | 0 |
| z | z | 0 |
| z | s | 0 |
| l | l | 0 |
| i | e | 0 |
| i | y | 0 |
| e | a | 0 |
| u | u | 0 |
| u | o | 0 |
| o | o | 0 |
| 4 | t | 0 |
| 4 | d | 0 |