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Table 2 Prediction accuracy for models with various network architecturesa.

From: Artificial neural network models for prediction of intestinal permeability of oligopeptides

Binary Descriptor

VHSE Descriptor

N hidden b

1 : 1 Data set

1 : 3 Data set

N hidden b

1 : 1 Data set

1 : 3 Data set

 

Training

Test

Training

Test

 

Training

Test

Training

Test

0

0.84

0.77

0.83

0.79

0

0.80

0.76

0.79

0.77

1

0.92

0.73

0.90

0.76

1

0.87

0.70

0.84

0.75

2

0.97

0.71

0.94

0.77

2

0.89

0.71

0.86

0.75

3

0.98

0.71

0.97

0.74

3

0.92

0.70

0.90

0.72

  1. a The network architecture A-B-C indicates the total number of descriptors in an input layer, where A is (7, the sequence length of a peptide) × (the number of descriptors for each amino acid), B and C are the numbers of neurons in hidden and output layers, respectively. For instance, the network architecture (7 × 20)-0-1 specifies a model constructed with zero neuron in hidden layer and one in output layer using the binary descriptor. All the models have one neuron in output layer.
  2. b The number(B) of neurons in a hidden layer.