Corpus: Reuters_21578 ModApte     Measure: F1

topic

LogReg

by Zhang&Oles 

SVM

by Zhang&Oles 

Logistic

Laplace prior

all 20,132 features

Logistic

Laplace prior

1,000 features

Logistic

Normal prior

all 20,132 features  

 Logistic

Normal prior

1,000 features  

earn

 98.4  

98.1

98.0

97.9

98.1

97.7

acq

95.2

 95.3

94.1

93.7

95.0

94.3

money-fx

 75.2

74.4

73.8

75.3

78.9

77.7

grain

88.4

89.6

 92.9

91.3

87.4

90.0

crude

85.9

84.8

86.1

84.4

 87.1

84.6

trade

72.9

73.4

74.2

73.9

 75.5

68.6

interest

 78.2

75.9

69.3

70.4

73.8

73.6

wheat

88.2

 88.9

87.7

86.5

87.0

87.0

ship

81.9

82.4

 86.4

78.4

84.1

80.3

corn

88.7

86.2

 89.9

86.8

80.8

88.9

[macroaverage]

 85.3

84.9

85.2

83.9

84.8

84.3

[microaverage]

91.4

91.1

91.3

90.8

 91.7  

91.0

 

Sparsity achieved: Number of features out of 20,132 left in the model

Topic

Number of Features

earn

319

acq

432

money-fx

251

grain

102

crude

145

trade

220

interest

210

wheat

53

ship

100

corn

69