BruceWang

Thank you for response. I think I prepare the COCO dataset as you told, but the dimension of my 'coco_dictionary.mat' is 29141, but it's 29972 in your code. I don't...

The path of the 'prepare_imdb.m' is as below in matlab on my server, but its version is matlab R2014b which doesn't have 'jsondecode' function  So I implement the program...

I have solved the problem. Thank you for your suggestion.