| Model . | Approach . | Transformations . |
|---|---|---|
| Specia (2010) | PBSMT (Moses) | sub, reord |
| Coster and Kauchak (2011b) | PBSMT (Moses) | sub, reord |
| Coster and Kauchak (2011a) | PBSMT (Moses) + Deletion | sub, del, reord |
| Wubben, van den Bosch, and Krahmer (2012) | PBSMT (Moses) + Dissimilarity Ranking | sub |
| Zhu, Bernhard, and Gurevych (2010) | SBSMT | sub, del, reord, split |
| Bach et al. (2011) | SBSMT | split |
| Xu et al. (2016) | SBSMT (Joshua) + SPPDB + SARI Optimization | sub, reord |
| Woodsend and Lapata (2011a) | QG + ILP | sub, del, reord, split |
| Paetzold and Specia (2013) | STSGs + Perplexity Ranking | sub, del, reord, split* |
| Feblowitz and Kauchak (2013) | STSGs Backoff + Log-linear Reranking | sub, del, reord, split* |
| Narayan and Gardent (2014) | Deep Semantics (Boxer) + PBSMT | sub, del, reord, split |
| Narayan and Gardent (2016) | Lexical Simp. + Deep Semantics (Boxer) + ILP | sub, del, split |
| Štajner and Glavaš (2017) | Event Detection for Splitting + Unsupervised Lexical Simplification | sub, del, split |
| Narayan et al. (2017) | Semantics-aidedSplitting+NTM | sub, reord, split |
| Nisioi et al. (2017) | Seq2Seq (RNN) + PPDB + SARI | sub, del, reord |
| Zhang and Lapata (2017) | Seq2Seq (RNN) + RL | sub, del, reord |
| Vu et al. (2018) | Seq2Seq (RNN) with NSE | sub, del, reord |
| Guo, Pasunuru, and Bansal (2018) | Seq2Seq (RNN) + MTL | sub, del, reord |
| Zhao et al. (2018) | Seq2Seq (Transformer) + SPPDB | sub, del, reord |
| Alva-Manchego et al. (2017) | Sequence Labeling | sub, del |
| Model . | Approach . | Transformations . |
|---|---|---|
| Specia (2010) | PBSMT (Moses) | sub, reord |
| Coster and Kauchak (2011b) | PBSMT (Moses) | sub, reord |
| Coster and Kauchak (2011a) | PBSMT (Moses) + Deletion | sub, del, reord |
| Wubben, van den Bosch, and Krahmer (2012) | PBSMT (Moses) + Dissimilarity Ranking | sub |
| Zhu, Bernhard, and Gurevych (2010) | SBSMT | sub, del, reord, split |
| Bach et al. (2011) | SBSMT | split |
| Xu et al. (2016) | SBSMT (Joshua) + SPPDB + SARI Optimization | sub, reord |
| Woodsend and Lapata (2011a) | QG + ILP | sub, del, reord, split |
| Paetzold and Specia (2013) | STSGs + Perplexity Ranking | sub, del, reord, split* |
| Feblowitz and Kauchak (2013) | STSGs Backoff + Log-linear Reranking | sub, del, reord, split* |
| Narayan and Gardent (2014) | Deep Semantics (Boxer) + PBSMT | sub, del, reord, split |
| Narayan and Gardent (2016) | Lexical Simp. + Deep Semantics (Boxer) + ILP | sub, del, split |
| Štajner and Glavaš (2017) | Event Detection for Splitting + Unsupervised Lexical Simplification | sub, del, split |
| Narayan et al. (2017) | Semantics-aidedSplitting+NTM | sub, reord, split |
| Nisioi et al. (2017) | Seq2Seq (RNN) + PPDB + SARI | sub, del, reord |
| Zhang and Lapata (2017) | Seq2Seq (RNN) + RL | sub, del, reord |
| Vu et al. (2018) | Seq2Seq (RNN) with NSE | sub, del, reord |
| Guo, Pasunuru, and Bansal (2018) | Seq2Seq (RNN) + MTL | sub, del, reord |
| Zhao et al. (2018) | Seq2Seq (Transformer) + SPPDB | sub, del, reord |
| Alva-Manchego et al. (2017) | Sequence Labeling | sub, del |