Papers with data augmentation technique
Adapting BERT for Word Sense Disambiguation with Gloss Selection Objective and Example Sentences (2020.findings-emnlp)
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| Challenge: | Existing studies have used pre-trained language models for domain adaptation or transfer learning to improve natural language processing performance. |
| Approach: | They propose to fine-tune word sense disambiguation on sequence-pair ranking task and to use existing WordNet examples to augment the model. |
| Outcome: | The proposed model achieves state-of-the-art on the English all-words benchmark datasets. |
Scalable Cross-lingual Treebank Synthesis for Improved Production Dependency Parsers (2020.coling-industry)
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| Challenge: | scalable Universal Dependency (UD) treebank synthesis techniques are used to improve production-grade parsers. |
| Approach: | They propose a data augmentation technique that uses synthetic treebanks to improve production-grade parsers. |
| Outcome: | The proposed technique improves LAS performance on seven languages by up to two points on production models trained on original UD treebanks. |
Multi-VALUE: A Framework for Cross-Dialectal English NLP (2023.acl-long)
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| Challenge: | Current systems that focus on standard American English are not dialect invariant . current systems focus on a single dialect, which results in performance discrepancies . |
| Approach: | They propose a resource for evaluating and achieving English dialect invariance . they stress test question answering, machine translation, and semantic parsing . |
| Outcome: | The proposed system is based on a rule-based translation system spanning 50 English dialects and 189 unique linguistic features. |
Mitigating Dataset Artifacts in Natural Language Inference Through Automatic Contextual Data Augmentation and Learning Optimization (2022.lrec-1)
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| Challenge: | In recent years, natural language inference has been an emerging research area . a new data augmentation technique is used to augment pre-trained language models . |
| Approach: | They propose to combine automatic contextual data augmentation with a learning procedure for natural language inference. |
| Outcome: | The proposed method outperforms baseline pre-trained language models on benchmark datasets and adversarial examples. |
Enhancing Temporal Understanding in Audio Question Answering for Large Audio Language Models (2025.naacl-industry)
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| Challenge: | Recent literature focuses on constructing large audio language models (LALMs) but they are limited in temporal reasoning, which may hinder commercial applications . |
| Approach: | They propose a data augmentation technique for generating reliable audio temporal questions and answers using an LLM. |
| Outcome: | The proposed model performs well on public audio benchmark datasets and is optimized for edge applications. |
Handling Cross- and Out-of-Domain Samples in Thai Word Segmentation (2021.findings-acl)
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Peerat Limkonchotiwat, Wannaphong Phatthiyaphaibun, Raheem Sarwar, Ekapol Chuangsuwanich, Sarana Nutanong
| Challenge: | Word segmentation is domain-dependent, which can be a challenge in low-resource languages like Thai and Urdu . a framework to handle out-of-domain inputs is proposed to improve word segmentation . |
| Approach: | They propose a domaingeneric domain adaptation framework and data augmentation technique to combat low-resource problems. |
| Outcome: | The proposed model outperforms the state-of-the-art Thai word segmentation method in out-of domain scenarios. |
Bridging the Data Gap in Financial Sentiment: LLM-Driven Augmentation (2025.acl-srw)
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| Challenge: | Existing datasets that are outdated and inaccurate hinder accuracy of Financial Sentiment Analysis (FSA) . |
| Approach: | They propose a data augmentation technique using Retrieval Augmented Generation (RAG) to infuse established benchmarks with up-to-date contextual information from contemporary financial news. |
| Outcome: | The proposed method modernizes established benchmarks with up-to-date contextual information while addressing class imbalances. |
Generating Synthetic Speech from SpokenVocab for Speech Translation (2023.findings-eacl)
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| Challenge: | End-to-end speech-totext translation (ST) models require large amounts of data to train, but their size is considerably smaller than text-based MT data. |
| Approach: | They propose a method to convert MT data to ST data via text-to-speech systems. |
| Outcome: | The proposed method improves translation quality by an average of 1.83 BLEU score while performing equally well as TTS-generated speech in improving translation quality. |
Data Augmentation for Voice-Assistant NLU using BERT-based Interchangeable Rephrase (2021.eacl-main)
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| Challenge: | a data augmentation technique is used to boost performance on spoken language understanding tasks. |
| Approach: | They propose a data augmentation technique based on byte pair encoding and a BERT-like self-attention model to boost performance on spoken language understanding tasks. |
| Outcome: | The proposed method performs well on domain and intent classification tasks for a voice assistant and in a user-study focused on utterance naturalness and semantic similarity. |
Seq2Path: Generating Sentiment Tuples as Paths of a Tree (2022.findings-acl)
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| Challenge: | Existing generative methods for extracting sentiment tuples do not have orders between the t-uples . a novel parallel generative framework for ABSA is proposed . |
| Approach: | They propose a parallel generative framework to generate sentiment tuples as paths of a tree . they train the model with an independent target and introduce a discriminative token . |
| Outcome: | The proposed method achieves state-of-the-art on AOPE, ASTE, TASD, UABSA, ACOS . it trains with the loss of ordinary Seq2Seq averaged over paths, and inferences automatically select valid paths. |
Mitigating Data Scarceness through Data Synthesis, Augmentation and Curriculum for Abstractive Summarization (2021.findings-emnlp)
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| Challenge: | a new study explores data manipulation techniques for improving abstractive summarization models without the need for any additional data. |
| Approach: | They propose a method of data synthesis with paraphrasing, data augmentation with sample mixing and curriculum learning with new difficulty metrics based on specificity and abstractiveness. |
| Outcome: | The proposed techniques improve abstractive summarization models without additional data . the proposed techniques can be applied in isolation and when combined . |
GPT3Mix: Leveraging Large-scale Language Models for Text Augmentation (2021.findings-emnlp)
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| Challenge: | Recent studies report that prompt-based direct classification eliminates the need for fine-tuning but lacks data and inference scalability. |
| Approach: | They propose a data augmentation technique that leverages large-scale language models to generate real text samples from a mixture of real samples. |
| Outcome: | The proposed method outperforms existing methods on diverse classification tasks. |
Data Augmentation for Few-Shot Knowledge Graph Completion from Hierarchical Perspective (2022.coling-1)
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| Challenge: | Existing knowledge graph completion models require only a few associative triples to complete a relationship. |
| Approach: | They propose to perform data augmentation from two perspectives to solve the FKGC problem by inferring new triple facts from existing models. |
| Outcome: | The proposed framework can be applied to a number of existing models. |
AMR-DA: Data Augmentation by Abstract Meaning Representation (2022.findings-acl)
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| Challenge: | Abstract Meaning Representation (AMR) is a semantic representation for NLP/NLU. |
| Approach: | They propose to use AMR-DA for data augmentation in NLP . they use sentence-level techniques like back translation and token-level methods like EDA . |
| Outcome: | The proposed method outperforms EDA and AEDA and improves on STS and text classification tasks. |
On The Evaluation of Machine Translation Systems Trained With Back-Translation (2020.acl-main)
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| Challenge: | Back-translation is a data augmentation technique that can be used to improve neural machine translation systems. |
| Approach: | They propose to combine back-translation with a language model score to measure fluency. |
| Outcome: | The proposed method improves translation quality of natural text and translationese according to professional translators. |
Mixup-Transformer: Dynamic Data Augmentation for NLP Tasks (2020.coling-main)
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| Challenge: | Recent work on data augmentation techniques that interpolate inputs and labels shows strong effectiveness in image classification. |
| Approach: | They propose to integrate mixup to transformer-based pre-trained architecture for NLP tasks while keeping the whole end-to-end training system. |
| Outcome: | The proposed framework improves on GLUEbenchmark and transformer-based learning models while keeping the whole end-to-end training system. |
HiddenCut: Simple Data Augmentation for Natural Language Understanding with Better Generalizability (2021.acl-long)
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| Challenge: | Using data augmentation to fine-tune pre-trained models with task-specific data has been shown to be ineffective and redundant during fine-timing. |
| Approach: | They propose a data augmentation technique to regularize pre-trained models and encourage them to learn more generalizable features by dropping contiguous spans during training. |
| Outcome: | The proposed method outperforms state-of-the-art methods on the GLUE benchmark and consistently exhibits superior generalization performances on out-of distribution and challenging counterexamples. |
On the Calibration of Pre-trained Language Models using Mixup Guided by Area Under the Margin and Saliency (2022.acl-long)
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| Challenge: | Existing studies have shown that mixing up can improve model calibration on image classification tasks, but little is known about using it on natural language understanding (NLU) tasks. |
| Approach: | They propose a mixup strategy for pre-trained language models that improves model calibration further by using the AUM statistic and saliency map. |
| Outcome: | The proposed mixup improves model calibration on natural language understanding tasks while maintaining competitive accuracy. |
CareCorpus+: Expanding and Augmenting Caregiver Strategy Data to Support Pediatric Rehabilitation (2024.emnlp-main)
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| Challenge: | Existing studies on caregiver strategy classification in pediatric rehabilitation contexts are under-resourced and under-studied. |
| Approach: | They propose to manually categorized 4,037 caregiver strategies in a pediatric rehabilitation setting, and manually supplement target task data with publicly relevant child health forums. |
| Outcome: | The proposed method improves the quality of the dataset and shows that it performs well. |
A Corpus for Automatic Readability Assessment and Text Simplification of German (2020.lrec-1)
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| Challenge: | Using monolingual-only data, we can automate readability assessment and text simplification of simplified language. |
| Approach: | They present a corpus for automatic readability assessment and automatic text simplification for German using parallel and monolingual data. |
| Outcome: | The proposed corpus is compiled from web sources and contains information on text structure, typography, font style, and images. |
Learning to Ask Unanswerable Questions for Machine Reading Comprehension (P19-1)
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| Challenge: | Existing models for extractive reading comprehension are not good at deciding whether no answer is presented in the context. |
| Approach: | They propose a data augmentation technique by automatically generating relevant unanswerable questions according to an answerable question paired with its corresponding paragraph that contains the answer. |
| Outcome: | The proposed model performs better on the SQuAD 2.0 dataset than the baseline model and the BERT-large model. |
Log-FGAER: Logic-Guided Fine-Grained Address Entity Recognition from Multi-Turn Spoken Dialogue (2023.emnlp-main)
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| Challenge: | Existing name entity recognition methods combine pre-trained language models with supervised models such as BiLSTM/LSTM-CRF to perform poorly in a spoken dialogue context. |
| Approach: | They propose a logic-guided fine-grained address recognition method that softly applies the logic rule to improve the accuracy of FGAER. |
| Outcome: | The proposed method improves fine-grained address entity recognition from multi-turn spoken dialogues. |
An Extensive Exploration of Back-Translation in 60 Languages (2023.findings-acl)
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| Challenge: | Back-translation has been shown to improve model quality through the creation of synthetic training bitext. |
| Approach: | They use back-translation to train models from 60 languages into English . early studies showed promise of the technique and follow on studies have produced refinements . |
| Outcome: | a new study shows that back-translation improves translation quality in low-resource languages . the results are consistent with previous studies, though there are limitations . |
Explicit over Implict: Explicit Diversity Conditions for Effective Question Answer Generation (2024.lrec-main)
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| Challenge: | Recent pretrained and large language model-based QAG methods suffer from redundant generation of QA pairs, affecting downstream QA systems. |
| Approach: | They propose to use explicit diversity conditions to generate diverse question-answer synthetic data by focusing on spatial aspects, question types, and entities. |
| Outcome: | The proposed diversity conditions significantly increase diversity in QA generation over existing diversity techniques. |
Multi-Sentence Resampling: A Simple Approach to Alleviate Dataset Length Bias and Beam-Search Degradation (2021.emnlp-main)
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| Challenge: | Neural Machine Translation suffers from a beam-search problem after a certain point, especially for long sentences. |
| Approach: | They propose a data augmentation technique that concatenates several sentences from the original dataset to make a long training example. |
| Outcome: | The proposed technique significantly reduces degradation with growing beam size and improves translation quality on the IWSTL15 En-Vi, IWStl17 En-Fr, and WMT14 En-De datasets. |
Learning to Generate Overlap Summaries through Noisy Synthetic Data (2022.emnlp-main)
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| Challenge: | Existing training data for seq-to-seq models is limited due to the lack of available training data. |
| Approach: | They propose a data augmentation technique which allows to create large amount of synthetic data for training a seq-to-seq model. |
| Outcome: | The proposed technique performs better than pre-trained models on news domains and is close to the existing methods on golden training data. |
FuzzAug: Data Augmentation by Coverage-guided Fuzzing for Neural Test Generation (2025.findings-emnlp)
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| Challenge: | Using large language models to generate meaningful tests is expensive and time-consuming . |
| Approach: | They propose a data augmentation technique that incorporates valid testing semantics and diverse coverage-guided inputs into large language models. |
| Outcome: | The proposed technique improves performance over the baselines by incorporating valid testing semantics and providing diverse coverage-guided inputs. |