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Table 1 The statistical results of bacterial colony images classification using the three neural networks

From: Novel neural network application for bacterial colony classification

  Accuracy Precision Sensitivity Specificity
  CNN AlexNet Autoencoder CNN AlexNet Autoencoder CNN AlexNet Autoencoder CNN AlexNet Autoencoder
Streptococcus agalactiae 0.984 0.965 0.979 0.780 0.603 0.754 1.000 1.000 0.935 0.983 0.965 0.983
Klebsiella oxytoca 0.938 0.939 0.954 0.189 0.299 0.326 0.238 0.655 0.337 0.964 0.950 0.976
Staphylococcus hominis 0.997 0.993 0.989 0.938 0.881 0.773 0.900 0.740 0.680 0.999 0.998 0.996
Stenotrophomonas maltophilia 0.958 0.969 0.971 0.744 0.791 0.771 0.574 0.679 0.809 0.986 0.989 0.984
Escherichia coli 0.961 0.966 0.968 0.787 0.726 0.844 0.733 0.906 0.748 0.983 0.973 0.988
Staphylococcus capitis 0.988 0.986 0.981 0.722 0.626 0.609 0.839 1.000 0.677 0.992 0.986 0.989
Proteus mirabilis 0.938 0.974 0.951 0.659 0.870 0.683 0.315 0.722 0.567 0.987 0.993 0.981
Enterococcus faecium 0.981 0.912 0.969 0.783 0.172 0.361 0.310 0.776 0.373 0.998 0.916 0.984
Burkholderia cepacia 0.993 0.983 0.982 0.750 0.392 0.609 0.706 0.588 0.519 0.997 0.988 0.993
Staphylococcus haemolyticus 0.989 0.983 0.984 0.975 0.736 0.760 0.760 0.885 0.893 0.999 0.987 0.988
Serratia marcescens 0.981 0.922 0.977 0.844 0.889 0.735 0.663 0.248 0.649 0.995 0.997 0.991
Enterococcus faecalis 0.992 0.990 0.979 0.778 0.643 0.080 0.467 0.300 0.069 0.998 0.998 0.990
Pseudomonas aeruginosa 0.922 0.971 0.954 0.546 0.960 0.748 0.929 0.714 0.786 0.928 0.997 0.974
Klebsiella pneumoniae 0.955 0.983 0.964 0.678 0.942 0.733 0.520 0.760 0.707 0.984 0.997 0.985
Staphylococcus epidermidis 0.978 0.986 0.977 0.817 0.938 0.735 0.708 0.750 0.815 0.992 0.998 0.986
Staphylococcus aureus 0.972 0.983 0.975 0.845 0.959 0.923 0.958 0.901 0.878 0.977 0.995 0.990
Enterococcus cloacae 0.962 0.970 0.968 0.482 0.551 0.558 0.602 0.557 0.489 0.976 0.984 0.986
Acinetobacter baumannii 0.919 0.939 0.931 0.707 0.919 0.727 0.701 0.575 0.784 0.958 0.993 0.959
Average 0.967 0.967 0.970 0.723 0.716 0.652 0.662 0.709 0.651 0.983 0.984 0.985