Zero-Shot Text Classification with Self-Training
On the map: Synthetic data and self-improvement for LLMs → Self-training for few-shot NLP
Abstract (arXiv)
Recent advances in large pretrained language models have increased attention to zero-shot text classification. In particular, models finetuned on natural language inference datasets have been widely adopted as zero-shot classifiers due to their promising results and off-the-shelf availability. However, the fact that such models are unfamiliar with the target task can lead to instability and performance issues. We propose a plug-and-play method to bridge this gap using a simple self-training approach, requiring only the class names along with an unlabeled dataset, and without the need for domain expertise or trial and error. We show that fine-tuning the zero-shot classifier on its most confident predictions leads to significant performance gains across a wide range of text classification tasks, presumably since self-training adapts the zero-shot model to the task at hand.
Key facts. Cited by 26 papers in the map (data through 7 Oct 2026). Placed in Self-training for few-shot NLP, one of 13 directions in Synthetic data and self-improvement for LLMs. Builds on 21 of its 42 references that are in the map. First posted on arXiv 31 Oct 2022.
Builds on
21 of 42 references.
References · 21
- 2018BERT: Pre-training of Deep Bidirectional Transformers for Language Understandingcited by 40,204
- 2014Adam: A Method for Stochastic Optimizationcited by 36,960
- 2020Language Models are Few-Shot Learnerscited by 32,199
- 2019PyTorch: An Imperative Style, High-Performance Deep Learning Librarycited by 20,160
- 2019Exploring the Limits of Transfer Learning with a Unified Text-to-Text Transformercited by 14,491
- 2021Finetuned Language Models Are Zero-Shot Learnerscited by 3,747
- 2017A Broad-Coverage Challenge Corpus for Sentence Understanding through Inferencecited by 2,665
- 2015Character-level Convolutional Networks for Text Classificationcited by 2,293
- 2021Multitask Prompted Training Enables Zero-Shot Task Generalizationcited by 1,462
- 2019Unsupervised Data Augmentation for Consistency Trainingcited by 1,057
- 2020GoEmotions: A Dataset of Fine-Grained Emotionscited by 479
- 2019Confidence Regularized Self-Trainingcited by 418
9 more
- 2019Benchmarking Zero-shot Text Classification: Datasets, Evaluation and Entailment Approachcited by 299
- 2018Sentence Encoders on STILTs: Supplementary Training on Intermediate Labeled-data Taskscited by 214
- 2021Muppet: Massive Multi-task Representations with Pre-Finetuningcited by 192
- 2021Adapting Language Models for Zero-shot Learning by Meta-tuning on Dataset and Prompt Collectionscited by 128
- 2020Self-training Improves Pre-training for Natural Language Understandingcited by 96
- 2021FLEX: Unifying Evaluation for Few-Shot NLPcited by 67
- 2022Prompt Consistency for Zero-Shot Task Generalizationcited by 66
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Citing papers per year: 2022: 1; 2023: 12; 2024: 7; 2025: 3; 2026: 3.
26 papers.
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- 2024Language Models for Text Classification: Is In-Context Learning Enough?cited by 39
- 2023ReGen: Zero-Shot Text Classification via Training Data Generation with Progressive Dense Retrievalcited by 26
- 2023Don't Stop Pretraining? Make Prompt-based Fine-tuning Powerful Learnercited by 23
- 2023Rethinking Semi-supervised Learning with Language Modelscited by 17
- 2024Lessons from the Use of Natural Language Inference (NLI) in Requirements Engineering Taskscited by 12
- 2023Generation-driven Contrastive Self-training for Zero-shot Text Classification with Instruction-following LLMcited by 11
- 2023ZARA: Improving Few-Shot Self-Rationalization for Small Language Modelscited by 8
- 2024LLM-Generated Natural Language Meets Scaling Laws: New Explorations and Data Augmentation Methodscited by 8
- 2023A Simple and Effective Framework for Strict Zero-Shot Hierarchical Classificationcited by 7
- 2023Zero-Shot Text Classification via Self-Supervised Tuningcited by 6
- 2023A Benchmark on Extremely Weakly Supervised Text Classification: Reconcile Seed Matching and Prompting Approachescited by 6
- 2023QAID: Question Answering Inspired Few-shot Intent Detectioncited by 5
14 more
- 2023The Benefits of Label-Description Training for Zero-Shot Text Classificationcited by 4
- 2025TEXT2DB: Integration-Aware Information Extraction with Large Language Model Agentscited by 3
- 2022Empowering Sentence Encoders with Prompting and Label Retrieval for Zero-shot Text Classificationcited by 2
- 2023WC-SBERT: Zero-Shot Text Classification via SBERT with Self-Training for Wikipedia Categoriescited by 2
- 2024Open-world Multi-label Text Classification with Extremely Weak Supervisioncited by 2
- 2024Interactive Machine Teaching by Labeling Rules and Instancescited by 2
- 2025Text Classification Under Class Distribution Shift: A Surveycited by 2
- 2026Enhancing Self-Correction in Large Language Models through Multi-Perspective Reflectioncited by 2
- 2025Medifact at PerAnsSumm 2025: Leveraging Lightweight Models for Perspective-Specific Summarization of Clinical Q&A Forumscited by 1
- 2023TK-KNN: A Balanced Distance-Based Pseudo Labeling Approach for Semi-Supervised Intent Classificationcited by 0
- 2024Self-Training for Sample-Efficient Active Learning for Text Classification with Pre-Trained Language Modelscited by 0
- 2024Analysis of Socially Unacceptable Discourse with Zero-shot Learningcited by 0
- 2026MOSLD-Bench: Multilingual Open-Set Learning and Discovery Benchmark for Text Categorizationcited by 0
- 2026DECSELFMASK: Leveraging Unlabeled Text via Self-Relevance-Guided Masking for Decoder-Only Classificationcited by 0
- 2026DECSELFMASK: Leveraging Unlabeled Text via Self-Relevance-Guided Masking for Decoder-Only Classification8 Jun 2026
- 2026MOSLD-Bench: Multilingual Open-Set Learning and Discovery Benchmark for Text Categorization19 Jan 2026
- 2026Enhancing Self-Correction in Large Language Models through Multi-Perspective Reflection12 Jan 2026
- 2025TEXT2DB: Integration-Aware Information Extraction with Large Language Model Agents28 Oct 2025
- 2025Medifact at PerAnsSumm 2025: Leveraging Lightweight Models for Perspective-Specific Summarization of Clinical Q&A Forums15 Mar 2025
- 2025Text Classification Under Class Distribution Shift: A Survey18 Feb 2025
- 2024Analysis of Socially Unacceptable Discourse with Zero-shot Learning10 Sep 2024
- 2024Interactive Machine Teaching by Labeling Rules and Instances8 Sep 2024
- 2024Open-world Multi-label Text Classification with Extremely Weak Supervision8 Jul 2024
- 2024LLM-Generated Natural Language Meets Scaling Laws: New Explorations and Data Augmentation Methods29 Jun 2024
- 2024Self-Training for Sample-Efficient Active Learning for Text Classification with Pre-Trained Language Models13 Jun 2024
- 2024Lessons from the Use of Natural Language Inference (NLI) in Requirements Engineering Tasks24 Apr 2024
14 more
- 2024Language Models for Text Classification: Is In-Context Learning Enough?26 Mar 2024
- 2023TK-KNN: A Balanced Distance-Based Pseudo Labeling Approach for Semi-Supervised Intent Classification17 Oct 2023
- 2023WC-SBERT: Zero-Shot Text Classification via SBERT with Self-Training for Wikipedia Categories28 Jul 2023
- 2023A Simple and Effective Framework for Strict Zero-Shot Hierarchical Classification24 May 2023
- 2023Rethinking Semi-supervised Learning with Language Models22 May 2023
- 2023A Benchmark on Extremely Weakly Supervised Text Classification: Reconcile Seed Matching and Prompting Approaches22 May 2023
- 2023Zero-Shot Text Classification via Self-Supervised Tuning19 May 2023
- 2023ReGen: Zero-Shot Text Classification via Training Data Generation with Progressive Dense Retrieval18 May 2023
- 2023ZARA: Improving Few-Shot Self-Rationalization for Small Language Models12 May 2023
- 2023The Benefits of Label-Description Training for Zero-Shot Text Classification3 May 2023
- 2023Don't Stop Pretraining? Make Prompt-based Fine-tuning Powerful Learner2 May 2023
- 2023Generation-driven Contrastive Self-training for Zero-shot Text Classification with Instruction-following LLM24 Apr 2023
- 2023QAID: Question Answering Inspired Few-shot Intent Detection2 Mar 2023
- 2022Empowering Sentence Encoders with Prompting and Label Retrieval for Zero-shot Text Classification20 Dec 2022
- 2024Language Models for Text Classification: Is In-Context Learning Enough?cited by 39
- 2023ReGen: Zero-Shot Text Classification via Training Data Generation with Progressive Dense Retrievalcited by 26
- 2023Don't Stop Pretraining? Make Prompt-based Fine-tuning Powerful Learnercited by 23
- 2023Rethinking Semi-supervised Learning with Language Modelscited by 17
- 2024Lessons from the Use of Natural Language Inference (NLI) in Requirements Engineering Taskscited by 12
- 2023ZARA: Improving Few-Shot Self-Rationalization for Small Language Modelscited by 8
- 2024LLM-Generated Natural Language Meets Scaling Laws: New Explorations and Data Augmentation Methodscited by 8
- 2023A Simple and Effective Framework for Strict Zero-Shot Hierarchical Classificationcited by 7
- 2023Zero-Shot Text Classification via Self-Supervised Tuningcited by 6
- 2023A Benchmark on Extremely Weakly Supervised Text Classification: Reconcile Seed Matching and Prompting Approachescited by 6
- 2023QAID: Question Answering Inspired Few-shot Intent Detectioncited by 5
- 2023The Benefits of Label-Description Training for Zero-Shot Text Classificationcited by 4
12 most cited of 22 All 22 (JSON)
- 2026DECSELFMASK: Leveraging Unlabeled Text via Self-Relevance-Guided Masking for Decoder-Only Classification8 Jun 2026
- 2026MOSLD-Bench: Multilingual Open-Set Learning and Discovery Benchmark for Text Categorization19 Jan 2026
- 2025Medifact at PerAnsSumm 2025: Leveraging Lightweight Models for Perspective-Specific Summarization of Clinical Q&A Forums15 Mar 2025
- 2025Text Classification Under Class Distribution Shift: A Survey18 Feb 2025
- 2024Analysis of Socially Unacceptable Discourse with Zero-shot Learning10 Sep 2024
- 2024Interactive Machine Teaching by Labeling Rules and Instances8 Sep 2024
- 2024Open-world Multi-label Text Classification with Extremely Weak Supervision8 Jul 2024
- 2024LLM-Generated Natural Language Meets Scaling Laws: New Explorations and Data Augmentation Methods29 Jun 2024
- 2024Lessons from the Use of Natural Language Inference (NLI) in Requirements Engineering Tasks24 Apr 2024
- 2024Language Models for Text Classification: Is In-Context Learning Enough?26 Mar 2024
- 2023TK-KNN: A Balanced Distance-Based Pseudo Labeling Approach for Semi-Supervised Intent Classification17 Oct 2023
- 2023WC-SBERT: Zero-Shot Text Classification via SBERT with Self-Training for Wikipedia Categories28 Jul 2023
12 newest of 22 All 22 (JSON)
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