Research on the construction of virtual playing environment and its human-computer interaction performance improvement in piano teaching
21. März 2025
Über diesen Artikel
Online veröffentlicht: 21. März 2025
Eingereicht: 04. Nov. 2024
Akzeptiert: 02. Feb. 2025
DOI: https://doi.org/10.2478/amns-2025-0553
Schlüsselwörter
© 2025 Lingcao Wu, published by Sciendo
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.
Figure 1.

Figure 2.

Figure 3.

Figure 4.

Figure 5.

Figure 6.

Figure 7.

The average curvature of the fingers under each gesture
Curvature | Gesture | ||||
---|---|---|---|---|---|
Finger | 宀 | one | two | three | X |
Index finger | 12 | 96 | 15 | 5 | 8 |
Middle finger | 14 | 12 | 76 | 6 | 5 |
The fourth finger | 8 | 8 | 40 | 76 | 57 |
Little finger | 20 | 3 | 4 | 8 | 104 |
The result of gesture recognition
Gesture | Correct frequency | Number of errors | Total degree | The accuracy rate |
---|---|---|---|---|
Spread your fingers | 294 | 6 | 300 | 98.00% |
Half-closed fist | 293 | 7 | 300 | 97.67% |
Relationship between hand z value and piano ratio
Hand z value | Piano ratio | Hand z value | Piano ratio | Hand z value | Piano ratio |
---|---|---|---|---|---|
600 | 0.6 | 850 | 0.48 | 1100 | 0.45 |
650 | 0.6 | 900 | 0.45 | 1150 | 0.48 |
700 | 0.6 | 950 | 0.43 | 1200 | 0.3 |
750 | 0.53 | 1000 | 0.4 | 1250 | 0.3 |
800 | 0.50 | 1050 | 0.43 | 1300 | 0.3 |
Single sample t test analysis results
Name | Sample size | Minimum value | Maximum value | Mean value | Standard deviation | t | p |
---|---|---|---|---|---|---|---|
Functional experience | 124 | 1.00 | 7.00 | 4.721 | 1.579 | 3.517 | 0.002** |
Content experience | 124 | 1.00 | 7.00 | 4.602 | 1.591 | 3.251 | 0.001** |
Interface experience | 124 | 1.00 | 7.00 | 4.685 | 1.684 | 3.243 | 0.000** |
Emotional experience | 124 | 1.00 | 7.00 | 4.806 | 1.607 | 4.019 | 0.001** |
Value experience | 124 | 1.00 | 7.00 | 4.643 | 1.825 | 2.858 | 0.016* |
Dynamic gesture classification
Gesture | 1 | 2 | 3 | 4 | 5 |
---|---|---|---|---|---|
Figure | ← | ↓ | ↙ | ↘ | ↖ |