phi-LSTM: A Phrase-based Hierarchical LSTM Model for Image Captioning
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['Flickr30k Models', 'Flickr30k B-1', 'Flickr30k B-2', 'Flickr30k B-3', 'Flickr30k B-4']
Our proposed model performs better or comparable to the state-of-the-art methods on both Flickr8k and Flickr30k datasets.