Table 1: Comparison of identification accuracies (%) and feature dimensions of LFD and DLFD under different normalized size, local partition area.
| Normalized size |
Algorithms |
Local division Area |
| 64×64 |
32×32 |
16×16 |
8×8 |
4×4 |
| 64×64 |
LFD |
26.11
|
62.00 |
96.53 |
98.63 |
98.84 |
| DLFD |
-----
|
54.84 |
96.74 |
98.84 |
98.84 |
| Feature dimenison |
1
|
4 |
16 |
64 |
256 |
| 64×128 |
LFD |
30.53 |
82.11
|
98.00 |
98.84 |
98.84 |
| DLFD |
18.00 |
85.89
|
98.53 |
98.95 |
98.84 |
| Feature dimenison |
2 |
8
|
32 |
128 |
512 |
| 64×192 |
LFD |
44.42 |
88.21 |
97.16 |
98.84 |
98.84 |
| DLFD |
27.26 |
92.21 |
98.42 |
98.95 |
98.63 |
| Feature dimenison |
3 |
12 |
48 |
192 |
768 |
| 64×256 |
LFD |
53.47 |
87.89 |
97.26 |
98.74 |
98.84 |
| DLFD |
46.32 |
92.84 |
98.74 |
98.95 |
98.63 |
| Feature dimenison |
4 |
16 |
64 |
256 |
1024 |
| 64×320 |
LFD |
63.68 |
89.58 |
97.58 |
98.53 |
98.74 |
| DLFD |
63.05 |
94.74 |
98.42 |
98.74 |
98.63 |
| Feature dimenison |
5 |
20 |
80 |
320 |
1280 |
| 64×384 |
LFD |
67.58 |
90.63 |
97.47 |
98.53 |
98.74 |
| DLFD |
71.58 |
94.74 |
98.53 |
98.84 |
98.63 |
| Feature dimenison |
6
|
24 |
96 |
384 |
1536 |
| 64×448 |
LFD |
70.63 |
90.63 |
97.58 |
98.63 |
98.63 |
| DLFD |
76.42 |
95.05 |
98.53 |
98.84 |
98.63 |
| Feature dimenison |
7 |
28 |
112 |
448 |
1792 |
| 64×512 |
LFD |
72.63 |
90.21 |
97.68 |
98.53 |
98.63 |
| DLFD |
82.00 |
95.26 |
98.53 |
98.95 |
98.63 |
| Feature dimenison |
8 |
32 |
128 |
512 |
2048 |
| 64×576 |
LFD |
74.84 |
81.20 |
97.68 |
98.53 |
98.53 |
| DLFD |
83.47 |
95.58 |
98.53 |
98.84 |
98.63 |
| Feature dimenison |
9 |
36 |
144 |
576 |
2304 |
| 64×640 |
LFD |
76.32 |
91.05 |
97.79 |
98.53 |
98.53 |
| DLFD |
84.63 |
95.89 |
98.63 |
98.95 |
98.63 |
| Feature dimenison |
10 |
40 |
160 |
640 |
2560 |