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A study on the mechanics, finger movement, and finger function of computer vision technology in guzheng playing posture recognition

Dan Lu

Dan Lu

College of Art, Northeast Agricultural UniversityHarbin, China
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Lu, Dan
  
Sep 29, 2025
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Published Online: Sep 29, 2025
Received: Jan 07, 2025
Accepted: Apr 20, 2025
DOI: https://doi.org/10.2478/amns-2025-1120
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© 2025 Dan Lu, published by Sciendo
This work is licensed under the Creative Commons Attribution 4.0 International License.

Figure 1.

Schematic diagram of connection between full connection layer and LSTM
Schematic diagram of connection between full connection layer and LSTM

Figure 2.

Identification of various models
Identification of various models

Figure 3.

The Angle of knuckle is compared to the standard Angle
The Angle of knuckle is compared to the standard Angle

Evaluation of Vibrato performance technique

A B C D E F
1 6.16 6.37 6.02 5.55 6.02 5.78
2 6 6.41 6.07 6.03 5.59 6.12
3 5.96 5.69 6.17 6.18 5.86 6.23
4 6.2 6.38 5.65 5.81 5.71 6.36
5 6.05 5.83 6.42 6.15 5.68 6.54
6 6.54 5.76 6.25 6.33 5.95 5.72
7 6.04 6.31 6.49 6.48 5.55 6.41
8 6.16 5.94 5.79 6.15 6.09 6
9 6.06 6.12 5.76 6.5 6.37 5.74
10 6.16 6.01 5.78 6.3 5.56 5.68
11 6.02 6.45 5.71 5.84 5.59 5.77
12 6.27 6.35 6.09 5.89 5.91 6.01
13 5.93 5.93 6.33 6.3 5.86 6.25
14 6.08 6.4 5.87 6.52 6.37 6.38
15 6.38 6.29 6.39 5.79 5.52 5.88
16 6.47 6.54 6.17 5.96 5.88 6.01
17 6.11 5.7 5.5 5.99 6.19 6.08
18 5.7 5.91 6.11 5.85 5.84 5.64
19 5.89 6.39 5.99 6.3 6.45 5.95
20 5.82 5.86 6.03 5.65 6.08 5.56
21 6.18 6.03 6.41 5.56 6.44 5.78
22 5.6 6.18 6.15 5.9 5.74 6.4
23 5.53 5.88 5.87 6.27 6.22 6.13
24 5.66 6.39 5.84 5.5 6.54 5.6
25 6.15 6.17 6.25 5.51 5.84 6.35
26 5.69 5.91 6.34 5.96 5.9 5.78
27 5.97 6.02 5.73 6.09 5.66 5.79
28 5.61 5.68 5.89 6.22 6.53 5.97
29 6.11 5.77 5.94 6.48 6.54 5.81
30 6.31 6.34 6.49 6.07 6.13 5.86
Mean 6.027 6.1 6.05 6.038 5.987 5.986

Evaluation of Clip performance technique

A B C D E F
1 6.45 5.55 5.92 5.73 6.36 6.24
2 6.57 5.83 5.63 5.83 6.43 6.47
3 6.52 6.11 6.64 5.98 6.27 6.53
4 5.85 6.2 6.49 6.37 5.78 5.54
5 5.97 6.67 5.52 6.61 5.6 6.18
6 5.64 6.47 5.77 5.99 6.61 6.05
7 6.35 6.58 6.46 6.55 6.28 5.84
8 6.69 6.06 5.51 6.39 5.85 6.3
9 5.52 5.72 6.49 6 5.85 5.8
10 6.64 5.61 5.69 5.51 5.76 6.11
11 5.7 6.68 5.53 5.66 5.66 6.67
12 6.49 6.43 6.3 6.19 6.6 6.58
13 6.4 6.43 6.07 6.55 6.02 6.39
14 6.08 6.55 6.19 5.66 5.57 6.32
15 5.56 5.5 5.54 6.52 5.63 6.46
16 5.6 6.07 5.69 6.02 6.3 6.39
17 5.82 6.16 5.88 5.74 6.4 6.57
18 6.01 5.78 6.39 6.35 6.53 6.7
19 5.6 6.19 6.27 6.66 6.53 6.11
20 6.46 5.57 6.61 6.53 5.7 6.47
21 5.66 5.96 6.56 6.38 5.88 5.73
22 6.28 6 5.79 6.4 6.33 6.38
23 6.06 6.61 6.23 6.02 6.69 5.54
24 6.45 6.46 6.34 6.28 6.43 5.6
25 6 5.61 6.11 6.26 5.84 5.61
26 6.61 6.6 5.99 6.12 6.12 5.58
27 5.61 6.66 6.26 6.59 6.42 6.1
28 5.96 6.67 6.44 5.69 5.83 6.09
29 6.57 6.59 5.58 5.64 5.69 6.27
30 5.61 5.91 5.67 5.77 6.63 6.67
Mean 6.091 6.174 6.052 6.133 6.120 6.176

Evaluation of Bomb performance technique

A B C D E F
1 6.34 6.41 5.79 6.45 5.99 6.69
2 6.47 5.61 6.13 6.31 6.18 6.5
3 6.73 5.93 6.29 6.09 6.07 5.65
4 5.72 5.81 6.71 6.83 6.62 6.18
5 6.32 5.81 5.98 6.78 6.22 6.27
6 6.49 5.65 5.56 5.75 5.74 6.67
7 6.71 6.91 6.63 6.48 6.3 6.66
8 5.7 6.65 6.57 5.84 6.57 5.93
9 6.81 6.54 5.62 6.69 6.19 6.17
10 6.15 6.34 6.13 5.86 6.91 6.87
11 6.34 5.9 5.61 6.46 6.96 6.03
12 6.6 6.81 6.24 6.76 5.57 5.68
13 6.84 6.49 5.66 5.52 6.09 6.54
14 6.58 5.51 6.89 5.8 6.95 5.96
15 6.05 6.88 7 5.94 6.67 6.81
16 6.26 6.49 5.57 5.78 6.95 6.33
17 6.45 5.59 5.55 6.89 6.43 5.96
18 6.05 5.57 6.6 6.77 6.18 5.62
19 6.68 6.98 6.91 5.83 6.13 6.49
20 6.92 6.89 5.67 5.83 5.91 6.41
21 6.82 5.57 5.73 6.02 6.38 6.65
22 6.08 5.95 6.78 6.28 6.95 6.97
23 5.96 5.62 5.77 5.6 6.1 6.36
24 6.99 6.24 6.06 5.6 6.67 5.56
25 5.99 5.75 6.87 6.69 5.61 6.54
26 6.93 6.73 6.81 6.44 6.38 5.65
27 6.9 5.81 6.93 6.55 6.15 6.83
28 6.09 6.31 6.32 5.89 6.97 6.64
29 6.92 6.39 6.39 6.05 6.44 6.24
30 6.33 6.4 6.55 5.92 6.89 6.57
Mean 6.091 6.174 6.052 6.133 6.120 6.176
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