Challenge: High-quality, diverse data are vital for large language models (LLMs) but remain scarce and costly.
Approach: They define the first HSS domain system covering 14 mainstream fields and introduce HSS-Synth.
Outcome: the proposed pipeline outperforms 14 leading baselines on 16 benchmarks.

Similar Papers

The Data Frontier for Large Language Models: Selection, Synthesis, and Tools (2026.acl-tutorials)

Copied to clipboard

Challenge: acquiring and curating high-quality training data remains a significant bottleneck . acquiring such high-quality data is a key challenge for researchers and practitioners .
Approach: This tutorial provides a comprehensive and practical guide to the state-of-the-art in data research directions for LLMs.
Outcome: The tutorial covers methods for curating the most valuable information from vast, noisy datasets and the synthetic data revolution.
Seed-Free Synthetic Data Generation Framework for Instruction-Tuning LLMs: A Case Study in Thai (2024.acl-srw)

Copied to clipboard

Challenge: Xue et al., 2024) have demonstrated that large language models can perform at human level across multitudes of tasks and domains.
Approach: They propose a seed-free framework for generating synthetic instruction-tuning data that incorporates fluency, diversity, and cultural context.
Outcome: The proposed framework achieves competitive performance using only 5,000 instructions compared to state-of-the-art Thai LLMs trained on hundreds of thousands of instructions.
SynthTextEval: Synthetic Text Data Generation and Evaluation for High-Stakes Domains (2025.emnlp-demos)

Copied to clipboard

Challenge: SynthTextEval is a toolkit for conducting comprehensive evaluations of synthetic text.
Approach: They propose a toolkit for conducting comprehensive evaluations of synthetic text using large language models.
Outcome: The proposed toolkit can be run over any dataset, but it is aimed at two high-stakes domains: healthcare and law.
On LLMs-Driven Synthetic Data Generation, Curation, and Evaluation: A Survey (2024.findings-acl)

Copied to clipboard

Challenge: Large Language Models (LLMs) provide a data-centric solution to alleviate limitations of real-world data with synthetic data generation.
Approach: They propose a generic workflow for LLM-driven synthetic data generation.
Outcome: The proposed workflows highlight gaps in existing research and outline avenues for future studies.
DS2-Instruct: Domain-Specific Data Synthesis for Large Language Models Instruction Tuning (2026.findings-eacl)

Copied to clipboard

Challenge: Existing data synthesis methods focus on general-purpose tasks and fail to capture domain-specific terminology and reasoning patterns.
Approach: They propose a framework that generates domain-specific instruction datasets without human supervision by pairing task-informed keywords with different cognitive levels from Bloom’s Taxonomy.
Outcome: The proposed framework generates domain-specific instruction datasets without human supervision and achieves significant improvements over existing methods.
UPDESH: Synthesizing Grounded Instruction Tuning Data for 13 Indic Languages (2026.acl-long)

Copied to clipboard

Challenge: Developing culturally grounded multilingual AI systems is challenging for low-resource languages . synthetic data is underexplored, but its effectiveness in multilingual and multicultural contexts is understudied .
Approach: They propose a top-up synthetic data generation framework grounded in Wikipedia content . they use 9.5M data points across 13 Indian languages and English to generate a high-quality dataset .
Outcome: The proposed model improves on NLG tasks and narrows performance gaps with high-resource languages.
Scaling Low-Resource MT via Synthetic Data Generation with LLMs (2025.emnlp-main)

Copied to clipboard

Challenge: a recent study has shown that LLM-generated synthetic data can improve low-resource machine translation performance . traditional data augmentation techniques like back-translation preserve the human-written target and synthesize the other .
Approach: They construct a document-level synthetic corpus from English Europarl and extend it via pivoting to 147 additional language pairs.
Outcome: The proposed model can significantly improve low-resource machine translation performance even when noisy.
SCoder: Progressive Self-Distillation for Bootstrapping Small-Scale Data Synthesizers to Empower Code LLMs (2025.findings-emnlp)

Copied to clipboard

Challenge: Existing code large language models rely on large-scale instruction data distilled from proprietary LLMs for fine-tuning, which typically incurs high costs.
Approach: They propose an iterative self-distillation approach to bootstrap small-scale LLMs . they use large-scale instruction data distilled from proprietary LLM for fine-tuning .
Outcome: The proposed method reduces reliance on proprietary LLMs and minimizes costs.
Better as Generators Than Classifiers: Leveraging LLMs and Synthetic Data for Low-Resource Multilingual Classification (2026.findings-eacl)

Copied to clipboard

Challenge: Large Language Models (LLMs) have demonstrated remarkable multilingual capabilities, making them promising tools in both high- and low-resource languages.
Approach: They use a multilingual LLM to generate synthetic datasets covering 11 languages and 4 classification tasks and use them to train smaller models.
Outcome: The proposed model outperforms the large generator in low-resource languages and tasks.
Synthetic Data in the Era of Large Language Models (2025.acl-tutorials)

Copied to clipboard

Challenge: 'synthetic data' is a data generated with the assistance of large language models to make dataset construction faster and cheaper.
Approach: This tutorial seeks to build a shared understanding of recent progress in synthetic data generation from NLP and related fields by grouping and describing major methods, applications, and open problems.
Outcome: This tutorial will describe methods, applications, and open problems that have been developed and are being used to improve the quality and efficiency of synthetic data generation.

What is GenGO?

GenGO is an NLP powered publication search system. It currenctly indexes 30k+ papers from ACL Anthology, and implements multi-aspect summarization, semantic search, and more!

Information

About
Limitations