Hello,
I resized input images, but no imporvement at all. Also, I noticed that loss is generally going down, while accuracy is not improving:
Train Accuracy: 9.5703
Cumulative error sum:  13824.971725463867
Train Accuracy: 9.9609
Cumulative error sum:  345.5339570045471
Train Accuracy: 9.3750
Cumulative error sum:  3.0264686048030853
Train Accuracy: 8.9844
Cumulative error sum:  3.2001159489154816
Train Accuracy: 13.4766
Cumulative error sum:  2.412979692220688
Train Accuracy: 10.3516
Cumulative error sum:  2.396394908428192