Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
(a) Gestures in DB-a and DB-b (equivalent to Nos. 13–20 in NinaPro [48])
| label | Description | Instance | label | Description | Instance |
|---|---|---|---|---|---|
| 1 | Thumb up |  |
5 | Abduction of all fingers |  |
| 2 | Extension of index and middle, flexion of the others |  |
6 | Fingers flexed together in fist |  |
| 3 | Flexion of ring and little finger, extension of the others |  |
7 | Pointing index |  |
| 4 | Thumb opposing base of little finger |  |
5 | Adduction of extended fingers |  |
