mlsanityData to 7 Oct 2026

Inducing and Using Alignments for Transition-based AMR Parsing

arXiv 2205.01464 ↗First posted 3 May 2022cs.CLcited by 11

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Abstract (arXiv)

Transition-based parsers for Abstract Meaning Representation (AMR) rely on node-to-word alignments. These alignments are learned separately from parser training and require a complex pipeline of rule-based components, pre-processing, and post-processing to satisfy domain-specific constraints. Parsers also train on a point-estimate of the alignment pipeline, neglecting the uncertainty due to the inherent ambiguity of alignment. In this work we explore two avenues for overcoming these limitations. First, we propose a neural aligner for AMR that learns node-to-word alignments without relying on complex pipelines. We subsequently explore a tighter integration of aligner and parser training by considering a distribution over oracle action sequences arising from aligner uncertainty. Empirical results show this approach leads to more accurate alignments and generalization better from the AMR2.0 to AMR3.0 corpora. We attain a new state-of-the art for gold-only trained models, matching silver-trained performance without the need for beam search on AMR3.0.

Key facts. Cited by 11 papers in the map (data through 7 Oct 2026). Builds on 34 of its 50 references that are in the map. First posted on arXiv 3 May 2022.

Builds on

34 of 50 references.

References · 34

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  8. 2022Graph Pre-training for AMR Parsing and Generationcited by 55
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  10. 2020Transition-based Parsing with Stack-Transformerscited by 37
  11. 2018AMR Parsing as Graph Prediction with Latent Alignmentcited by 36
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22 more
  1. 2019Broad-Coverage Semantic Parsing as Transductioncited by 32
  2. 2016Neural Machine Translation with Supervised Attentioncited by 31
  3. 2020End-to-End Neural Word Alignment Outperforms GIZA++cited by 28
  4. 2021Maximum Bayes Smatch Ensemble Distillation for AMR Parsingcited by 27
  5. 2019Rewarding Smatch: Transition-Based AMR Parsing with Reinforcement Learningcited by 25
  6. 2021AMR Parsing with Action-Pointer Transformercited by 25
  7. 2021Structure-aware Fine-tuning of Sequence-to-sequence Transformers for Transition-based AMR Parsingcited by 25
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  9. 2020Mask-Align: Self-Supervised Neural Word Alignmentcited by 20
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  11. 2020Posterior Control of Blackbox Generationcited by 16
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  15. 2018Hard Non-Monotonic Attention for Character-Level Transductioncited by 12
  16. 2018An AMR Aligner Tuned by Transition-based Parsercited by 12
  17. 2015Learning Wake-Sleep Recurrent Attention Modelscited by 9
  18. 2021Probabilistic, Structure-Aware Algorithms for Improved Variety, Accuracy, and Coverage of AMR Alignmentscited by 9
  19. 2020A Differentiable Relaxation of Graph Segmentation and Alignment for AMR Parsingcited by 7
  20. 2016Training with Exploration Improves a Greedy Stack-LSTM Parsercited by 4
  21. 2018Dependency Grammar Induction with a Neural Variational Transition-based Parsercited by 4
  22. 2020Neural Baselines for Word Alignmentcited by 2

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Cited by year (2026 to 7 Oct)

Citing papers per year: 2022: 2; 2023: 2; 2024: 4; 2025: 2; 2026: 1.

11 papers.