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A Task in a Suit and a Tie: Paraphrase Generation with Semantic Augmentation

AAAI 2019 · Architectures and efficiency › Attention and transformers · approach: Attention head mechanisms

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Measured effects reported in the paper

What was changedWhereMeasuredEffect
Add frame and role semantic encodersTransformer paraphrase generation · MSCOCOBLEU: 41.0 -> 44.0Helped
Add frame and role semantic encodersTransformer paraphrase generation · WikiAnswersBLEU: 41.9 -> 43.9Helped
Use frame annotations alone (ablation)Transformer paraphrase generation · MSCOCOBLEU: 41.0 -> 42.5Helped
Use role annotations alone (ablation)Transformer paraphrase generation · MSCOCOBLEU: 41.0 -> 41.8Helped
Combine frame and role annotations (ablation)Transformer paraphrase generation · MSCOCOBLEU: 41.0 -> 44.0Helped
Use frame annotations alone (ablation)Transformer paraphrase generation · WikiAnswersBLEU: 41.9 -> 43.2Helped
Use role annotations alone (ablation)Transformer paraphrase generation · WikiAnswersBLEU: 41.9 -> 43.0Helped
Combine frame and role annotations (ablation)Transformer paraphrase generation · WikiAnswersBLEU: 41.9 -> 43.9Helped
Add semantic augmentationTransformer paraphrase generation · Sentences >20 wordsBLEU: 17.7 -> 17.9; 16.8 -> 16.4No clear effect
Use Transformer instead of NV-LSTMParaphrase generation · MSCOCOBLEU: 41.1 -> 41.0No clear effect
Use Transformer instead of NV-LSTMParaphrase generation · MSCOCO human acceptability, target and predictionacceptability: 19.0 -> 31.1Helped
Add semantic augmentationTransformer paraphrase generation · MSCOCO human evaluation, target, source, and predictionacceptability: 45.6 -> 66.5Helped

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