Game Development Reference
In-Depth Information
Table 1. Quantitative FAP modeling: (1) s(x,y) is the Euclidean distance
between the FPs; (2) D
i-NEUTRAL
refers to the distance D
i
when the face is in
its neutral position.
FAP name
Feature for the description
Utilized feature
squeeze_l_eyebrow (F
37
)
D
1
=s(4.5,3.11)
f
1=
D
1-NEUTRAL
-D
1
squeeze_r_eyebrow (F
38
)
D
2
=s(4.6,3.8)
f
2=
D
2-NEUTRAL
-D
2
lower_t_midlip (F
4
)
D
3
=s(9.3,8.1)
f
3=
D
3
-D
3-NEUTRAL
raise_b_midlip (F
5
)
D
4
=s(9.3,8.2)
f
4=
D
4-NEUTRAL
-D
4
raise_l_I_eyebrow (F
31
)
D
5
=s(4.1,3.11)
f
5=
D
5
-D
5-NEUTRAL
raise_r_I_eyebrow (F
32
)
D
6
=s(4.2,3.8)
f
6=
D
6
-D
6-NEUTRAL
raise_l_o_eyebrow (F
35
)
D
7
=s(4.5,3.7)
f
7=
D
7
-D
7-NEUTRAL
raise_r_o_eyebrow (F
36
)
D
8
=s(4.6,3.12)
f
8=
D
8
-D
8-NEUTRAL
raise_l_m_eyebrow (F
33
)
D
9
=s(4.3,3.7)
f
9=
D
9
-D
9-NEUTRAL
raise_r_m_eyebrow (F
34
)
D
10
=s(4.4,3.12)
f
10=
D
10
-D
10-NEUTRAL
open_jaw (F
3
)
D
11
=s(8.1,8.2)
f
11=
D
11
-D
11-NEUTRAL
close_t_l_eyelid (F
19
) -
close_b_l_eyelid (F
21
)
D
12
=s(3.1,3.3)
f
12=
D
12
-D
12-NEUTRAL
close_t_r_eyelid (F
20
) -
close_b_r_eyelid (F
22
)
D
13
=s(3.2,3.4)
f
13=
D
13
-D
13-NEUTRAL
stretch_l_cornerlip (F
6
)
(stretch_l_cornerlip_o)(F
53
) -
stretch_r_cornerlip (F
7
)
(stretch_r_cornerlip_o)(F
54
)
D
14
=s(8.4,8.3)
f
14=
D
14
-D
14-NEUTRAL
squeeze_l_eyebrow (F
37
) AND
squeeze_r_eyebrow (F
38
)
D
15
=s(4.6,4.5)
f
15=
D
15-NEUTRAL
- D
15
Figure 2. FDP feature points (adapted from (Tekalp & Ostermann, 2000)).
11.5
11.5
11.4
11.2
11.4
11.1
11.2
11.1
11.3
4.4
4.3
4.4
4.2
4.1
4.6
4.5
11.6
4.2
4.6
10.2
10.1
10.2
10.9
10.10
10.10
10.4
10.3
10.5
5.3
5.4
5.4
10.8
10.7
10.4
10.6
10.8
5.2
5.1
10.6
5.2
y
x
y
2.14
2.13
2.10
z
7.1
2.10
2.1
x
2.12
2.11
2.14
2.12
2.1
z
3.14
3.13
3.2
3.1
3.8
3.11
3.12
3.6
3.4
3.5
3.7
3.3
3.10
3.9
9.6
9.7
Right eye
Left eye
9.8
9.12
Nose
9.14
9.13
9.10
9.11
9.3
9.9
9.2
9.1
Teeth
9.15
9.5
9.4
8.9
8.10
8.6
8.5
8.1
8.4
8.3
2.7
2.6
2.5
2.4
2.2
6.3
6.4
6.2
2.9
2.8
8.8
2.3
8.7
Tongue
Mouth
8.2
6.1
Feature points affected by FAPs
Other feature points
Search WWH ::
Custom Search