21 Subjects: “...field experiment network...”

22 Subjects: “...back-propagation neural network...”

23 Subjects: “... administration,Literature,American University Museums,Byzantine age,Catalogue,Network analysis,Commerce,Sacred...”

24 Subjects: “...Artificial Neural Network (ANN)...”

25 Subjects: “...neural network...”

26 Subjects: “...artificial neural network...”

27 Subjects: “...network analysis...”

28 Subjects: “...concept network analysis...”

29 Subjects: “...real-time network...”