Table 4:
Algorithm performances in terms of recall and precision when applied to ORL with factor ranks
𝑟
= 20 and
𝑟
= 80.
𝑟
=
2
0
Method
𝑇
𝑃
𝐹
𝑃
R
e
c
a
l
l
P
r
e
c
i
s
i
o
n
F-measure
NMF
80
0
1
1
1
LNMF
80
0
1
1
1
NMFsc
80
0
1
1
1
DLPP
40
40
0.5
0.5
0.5
𝑟
=
8
0
Method
𝑇
𝑃
𝐹
𝑃
R
e
c
a
l
l
P
r
e
c
i
s
i
o
n
F-measure
NMF
80
0
1
1
1
LNMF
80
0
1
1
1
NMFsc
80
0
1
1
1
DLPP
41
39
0.51
0.51
0.51