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Table 2 Performance on real world datasets: each cell reports MCC, 95% confidence interval (parenthesis) and the value of γ [squared brackets]

From: Lγ-PageRank for semi-supervised learning

  S gt γ=1 γ=2 \(\gamma = \hat {\gamma }\) γ=γ
MNIST Digit 1 0.67 (0.075) 0.78 (0.032) 0.78 (0.034) [5.4] 0.80 (0.027) [7.0]
  Digit 2 0.38 (0.042) 0.60 (0.064) 0.64 (0.059) [3.3] 0.64 (0.059) [3.0]
  Digit 3 0.47 (0.040) 0.61 (0.032) 0.61 (0.028) [6.0] 0.61 (0.028) [7.0]
  Digit 4 0.39 (0.022) 0.48 (0.036) 0.53 (0.044) [4.7] 0.53 (0.037) [3.2]
  Digit 5 0.44 (0.036) 0.56 (0.046) 0.61 (0.036) [3.3] 0.64 (0.035) [3.2]
  Digit 6 0.90 (0.039) 0.94 (0.003) 0.94 (0.002) [6.0] 0.94 (0.002) [7.0]
  Digit 7 0.43 (0.027) 0.66 (0.043) 0.71 (0.042) [4.8] 0.75 (0.032) [7.0]
  Digit 8 0.47 (0.062) 0.65 (0.057) 0.74 (0.038) [4.8] 0.72 (0.050) [3.2]
  Digit 9 0.43 (0.020) 0.52 (0.026) 0.53 (0.023) [4.9] 0.56 (0.026) [4.2]
Gender images Female 0.51 (0.039) 0.57 (0.028) 0.57 (0.020) [3.0] 0.57 (0.028) [2.0]
  Male 0.55 (0.028) 0.61 (0.021) 0.60 (0.022) [3.3] 0.61 (0.021) [2.4]
BBC articles Business 0.80 (0.020) 0.53 (0.038) 0.72 (0.040) [1.3] 0.81 (0.021) [1.1]
  Entmt. 0.84 (0.027) 0.57 (0.040) 0.76 (0.047) [1.5] 0.86 (0.025) [1.3]
Phoneme Nasal 0.37 (0.030) 0.41 (0.028) 0.43 (0.025) [2.9] 0.43 (0.025) [3.0]
  Oral 0.41 (0.025) 0.44 (0.022) 0.46 (0.019) [2.8] 0.46 (0.019) [3.0]