Challenge: Instruction tuning has enabled large language models to achieve remarkable performance, yet its success heavily depends on the availability of high-quality instruction-response pairs.
Approach: They propose a mutual alignment framework which enforces coherence between instructions and responses through mutual constraints.
Outcome: The proposed framework generalizes well across model architectures and sizes, achieving state-of-the-art performance on LLaMA, Mistral, and Qwen models across diverse benchmarks.

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Demystifying Instruction Mixing for Fine-tuning Large Language Models (2024.acl-srw)

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Challenge: Instruction tuning is effective for aligning large language models with human instructions, but the procedure to optimizing the mixing of instruction datasets is still unclear.
Approach: They categorize instructions into three primary types: NLP downstream tasks, coding, and general chat.
Outcome: The proposed method improves performance of large language models (LLMs) but it is difficult to combine different instruction datasets to optimize overall performance.
CodecLM: Aligning Language Models with Tailored Synthetic Data (2024.findings-naacl)

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Challenge: Recent work on generating diverse instructions and applying LLM to increase instruction complexity neglects downstream use cases.
Approach: They propose a framework for generating high-quality synthetic data for LLM alignment with different downstream instruction distributions and LLMs.
Outcome: Experiments on four open-domain instruction using the proposed framework validate the effectiveness of CodecLM over the current state-of-the-art.
Investigating Multilingual Instruction-Tuning: Do Polyglot Models Demand for Multilingual Instructions? (2024.emnlp-main)

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Challenge: a study of multilingual pre-trained LLMs on parallel instruction-tuning benchmarks shows that instruction-following models can be used across languages by up to 9.9%.
Approach: They conduct an extensive study of the performance of multilingual pre-trained LLMs instruction-tuned on parallel instruction-uning datasets.
Outcome: The proposed model improves cross-lingual instruction following capabilities by 9.9% on a large and mid-sized LLM on parallel instruction-tuning datasets.
Improving the Robustness of Large Language Models via Consistency Alignment (2024.lrec-main)

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Challenge: Large language models have shown tremendous success in following user instructions and generating helpful responses, but their robustness is still far from optimal.
Approach: They propose a two-stage training framework that helps a model generalize on following instructions via similar instruction augmentations.
Outcome: The proposed training framework improves diversity and aligns the model with human expectations by differentiating subtle differences in similar responses.
CommonIT: Commonality-Aware Instruction Tuning for Large Language Models via Data Partitions (2024.emnlp-main)

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Challenge: Current studies have focused on fine-tuning, but the use of instruction tuning is not as effective as fine-cuning.
Approach: They propose a commonality-aware instruction tuning strategy to cluster instruction datasets into distinct groups with three proposed metrics Task, Embedding and Length.
Outcome: The proposed strategy boosts an average improvement of 2.1% on the general domain and 5.2% on the special domain.
Better Alignment with Instruction Back-and-Forth Translation (2024.findings-emnlp)

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Challenge: et al., 2023) proposes a method to improve instruction-tuning data . e.g., we generate synthetic instructions using the backtranslation approach .
Approach: They propose a method to improve instruction-tuning data using web-based inputs . they generate synthetic instructions using the backtranslation approach and filter the generated data .
Outcome: The proposed method improves the quality of instruction-tuning data based on preprocessed texts . it yields better AlpacaEval win rates than direct distillation .
Multilingual Pretraining and Instruction Tuning Improve Cross-Lingual Knowledge Alignment, But Only Shallowly (2024.naacl-long)

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Challenge: Current large language models show imbalance abilities in different languages . authors propose two approaches to improve cross-lingual knowledge alignment .
Approach: They propose a framework to assess cross-lingual knowledge alignment of large language models . they propose multilingual pretraining and multilingual instruction tuning to address this problem .
Outcome: The proposed framework assesses the cross-lingual knowledge alignment of LLMs in performance, consistency and conductivity levels.
Dynamics of Instruction Fine-Tuning for Chinese Large Language Models (2025.coling-main)

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Challenge: Instruction tuning is a burgeoning method to elicit the general intelligence of Large Language Models.
Approach: They investigate the effects of data quantity, model size, and data construction methods on instruction tuning for Chinese LLMs.
Outcome: The proposed model includes over 40,000 high-quality instruction instances covering ten underlying abilities.
COIG-CQIA: Quality is All You Need for Chinese Instruction Fine-tuning (2025.findings-naacl)

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Challenge: Existing datasets for Chinese instruction tuning are not well-aligned with Chinese users’ interaction patterns.
Approach: They propose to use Chinese instruction tuning datasets to improve instruction fine-tuning for Chinese users.
Outcome: The proposed dataset shows that Chinese models achieve competitive performance in diverse benchmarks.
Aligning Instruction Tasks Unlocks Large Language Models as Zero-Shot Relation Extractors (2023.findings-acl)

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Challenge: Recent work has shown that fine-tuning large language models on large instruction-following datasets improves their performance on a wide range of NLP tasks, but they fail to outperform small LMs on relation extraction (RE), a fundamental information extraction task.
Approach: They propose a framework that aligns RE with question answering (QA), a predominant task in instruction-tuning datasets.
Outcome: The proposed framework outperforms small LLMs on relation extraction (RE), a fundamental information extraction task, by a large margin.

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