bias

accuracy

efficiency

reliability

estimator

Synthetic

0.3

−0.1

4.1

3.4

4.2

3.4

4.4

3.6

4.3

4.3

175

141

Direct

−0.2

0.1

0.9

0.8

6.2

5.5

7.8

6.8

7.8

7.1

102

102

NN

−0.3

−1.0

3.9

3.4

4.7

3.7

5.2

3.9

3.5

1.8

69

55

FH

1.0

0.7

3.4

2.6

3.8

2.8

4.2

3.3

0.3

0.3

9

9

FH(2)

1.1

0.7

3.4

2.7

3.8

2.8

4.2

3.3

3.0

3.6

93

93

FH(3)

1.1

0.7

3.4

2.7

3.8

2.8

4.2

3.3

3.1

3.6

94

93

YR

0.3

0.0

3.2

2.4

3.7

2.8

4.2

3.4

3.4

4.0

99

96

NPlN

0.3

0.0

3.1

2.4

3.7

2.8

4.2

3.5

3.6

4.1

100

101

PlN

1.1

0.7

3.2

2.2

3.7

2.8

4.2

3.4

3.7

4.3

106

111

GPlN

0.0

0.0

3

2.4

3.7

2.8

4.2

3.4

3.6

4.1

100

100