From: Functional MRI of working memory and selective attention in vibrotactile frequency discrimination
Condition | Frequency of probe | ISI | Distractor | Probability |
---|---|---|---|---|
1 | 25 Hz | 2 s | no | combined: 75% |
2 | 25 Hz | 8 s | no | |
3 | 25 + f Hz | 2 s | no | |
4 | 25 + f Hz | 8 s | no | |
5 | 25 Hz | 2 s | yes | combined: 25% |
6 | 25 Hz | 8 s | yes | |
7 | 25 + f Hz | 2 s | yes | |
8 | 25 + f Hz | 8 s | yes |