QCPG++

Dataset: MSCOCO 
Learning Rate: 1e-4

Text Diversity Metrics

Semantic Similarity: Bleurt Score
Syntactic Diversity: Constituency Parse Tree edit distance
Lexical Diversity: Character-level edit distance 
Phonological Diversity: Rhythmic Diversity
Morphological Diversity: POS edit distance.

Results

Train Loss: 1.4309
Dev Loss: 1.765
Dev BLEU: 11.7859