| Challenge: | Experimental results show that adversarial-GEC can achieve competitive GEC quality compared to NMT-based baselines. |
| Approach: | They propose an adversarial approach to Grammatical Error Correction using a transformer-based model and a sentence-pair classification model. |
| Outcome: | The proposed approach achieves competitive GEC quality compared to baselines. |
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Improving Grammatical Error Correction Models with Purpose-Built Adversarial Examples (2020.emnlp-main)
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| Challenge: | Existing methods for grammatical error correction are data-hungry and it is hard to train a seq2seq model with good performance without suf-Clean. |
| Approach: | They propose a method inspired by adversarial training to generate more meaningful and valuable training examples by continually identifying weak spots of a model and to enhance the model by gradually adding adversarials to the training set. |
| Outcome: | The proposed method improves generalization and robustness of GEC models by adding adversarial examples to the training set. |
Type-Driven Multi-Turn Corrections for Grammatical Error Correction (2022.findings-acl)
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| Challenge: | Existing studies focus on data augmentation to combat exposure bias . but data augmented models lack the ability to recognize the procedure of gradual corrections . |
| Approach: | They propose a type-driven multi-turn corrections approach that uses multiple training instances to train dominant models. |
| Outcome: | The proposed model achieves state-of-the-art single-model performance on English GEC benchmarks. |
Grammatical Error Correction Systems for Automated Assessment: Are They Susceptible to Universal Adversarial Attacks? (2022.aacl-main)
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| Challenge: | With advances in deep learning, GEC systems are susceptible to adversarial attacks, in which a small change at the input can cause large undesired changes at the output. |
| Approach: | They propose to use a concatenative universal attack to deceive the system into not correcting grammatical errors to create the perception of higher language ability. |
| Outcome: | The proposed attack can deceive the system into not correcting (concealing) grammatical errors to create the perception of higher language ability. |
Near Human-Level Performance in Grammatical Error Correction with Hybrid Machine Translation (N18-2)
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| Challenge: | Currently, most effective GEC systems are based on phrase-based statistical machine translation. |
| Approach: | They combine two of the most popular approaches to automated Grammatical Error Correction (GEC) they create a hybrid GEC system that preserves the accuracy of SMT output and generates more fluent sentences . |
| Outcome: | The proposed system achieves state-of-the-art on the CoNLL-2014 and JFLEG benchmarks. |
Corpora Generation for Urdu Grammatical Error Correction (2026.findings-acl)
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| Challenge: | grammatical error correction (GEC) for Urdu remains under-researched due to lack of annotated datasets. |
| Approach: | They propose a method for synthesizing a large dataset by collecting errors from the Urdu WikiEdits history and learning from them. |
| Outcome: | The proposed method synthesizes a large dataset and fine-tunes models against it. |
A Crash Course in Automatic Grammatical Error Correction (2020.coling-tutorials)
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| Challenge: | Grammatical Error Correction (GEC) is the task of automatically detecting and correcting all types of errors in written text. |
| Approach: | tutorial aims to introduce participants to the field of Grammatical Error Correction . aim is to examine the development of neural-based GEC systems . |
| Outcome: | the tutorial aims to introduce participants to the current state of the art in the field of Grammatical Error Correction (GEC) |
Cross-Sentence Grammatical Error Correction (P19-1)
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| Challenge: | Existing approaches to automatic grammatical error correction (GEC) ignore cross-sentence context . existing approaches only correct one sentence at a time and ignore useful contextual information . |
| Approach: | They propose to use an auxiliary encoder that encodes previous sentences and incorporates the encoding in the decoder via attention and gating mechanisms. |
| Outcome: | The proposed model improves over strong baselines on a synthetic dataset showing high performance in verb tense corrections that require cross-sentence context. |
Wronging a Right: Generating Better Errors to Improve Grammatical Error Detection (D18-1)
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| Challenge: | grammatical error correction is a labor-intensive task that requires large amounts of training data. |
| Approach: | They propose to use a human-annotated corpus of human-generated grammatical errors to generate a synthetic model. |
| Outcome: | The proposed method outperforms the current state of the art in grammatical error correction . human annotators achieve 39.39 F1 scores, suggesting the model generates mostly human-like instances . |
Heterogeneous Recycle Generation for Chinese Grammatical Error Correction (2020.coling-main)
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| Challenge: | Recent work in the field of grammatical error correction (GEC) rely on neural machine translation-based models. |
| Approach: | They propose a heterogeneous approach to Chinese grammatical error correction using NMT-based models, sequence editing models, and a spell checker. |
| Outcome: | The proposed model achieves state-of-the-art performance without data augmentation or changes in architecture . it adapts the ERRANT scorer to be able to score Chinese sentences . |
Neural Quality Estimation of Grammatical Error Correction (D18-1)
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| Challenge: | Grammatical error correction systems are expected to correct most learners’ writing errors, but in practice they often produce spurious corrections and fail to correct many errors, thereby misleading learners. |
| Approach: | They propose to use supervised learning to estimate the quality of GEC output sentences to help instructors decide whether to correct the errors or ignore them altogether. |
| Outcome: | The proposed model improves on a feature-based baseline and shows that the state-of-the-art system can be improved when quality scores are used as features for re-ranking the N-best candidates. |