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Table 2 Results of different sets of features performed on both single and two-layer models

From: Improving the performance of β-turn prediction using predicted shape strings and a two-layer support vector machine model

Features Predictor Q total MCC Q observed Q predicted
PSS (PHD, Jpred, PROTEUS)
PSSMs
Single 78.3 0.52 79.7 54.5
  Two-layer 81.1 0.51 64.8 61.7
PSS (PROTEUS)
PSSMs
Single 80.8 0.58 84.1 58.0
  Two-layer 82.7 0.55 69.5 64.2
PSS (PROTEUS)
PSSMs
Predicted Shape Strings
Single 87.3 0.69 86.5 69.8
  Two-layer 87.2 0.66 75.9 73.8
  1. Note: PSS refers to predicted secondary structure.