Prediction of Concrete Compressive Strength by Evolutionary Artificial Neural Networks

Table 2

Number of patterns used in ANN.

Number	Number of patterns	Compressive strength of concrete
1	2	150–175
2	11	175–200
3	25	201–225
4	24	226–250
5	20	251–275
6	22	276–300
7	34	301–325
8	15	326–350
9	17	351–375
10	3	376–400
Total of the number of patterns		173