Challenge: generative large language models (LLMs) are widely used but fine-tuned to improve performance on downstream applications leads to violations of model licenses, model theft, and copyright infringement.
Approach: They propose to trace back the origin of a model trained to its pre-trained base model . they use different knowledge levels and attribution strategies to find out how the model was trained .
Outcome: The proposed method can trace back 8 out of 10 fine tuned models with different knowledge levels and attribution strategies.

Similar Papers

Fingerprinting Fine-tuned Language Models in the Wild (2021.findings-acl)

Copied to clipboard

Challenge: Existing fingerprinting methods to fingerprint language models are limited to attributing organic text . however, fine-tuned LMs can generate long, coherent, and grammatically valid synthetic text.
Approach: They conduct extensive experiments to demonstrate the limitations of existing fingerprinting approaches.
Outcome: The proposed fingerprinting methods are limited to attributing synthetic text generated by 10 pre-trained LMs.
Safeguard Fine-Tuned LLMs Through Pre- and Post-Tuning Model Merging (2025.findings-emnlp)

Copied to clipboard

Challenge: Fine-tuning large language models for downstream tasks often leads to catastrophic forgetting, notably degrading the safety of original alignments.
Approach: They propose to merge the weights of pre- and post-fine-tuned models to improve safety while enhancing performance.
Outcome: Experiments across different downstream tasks and models validate the method’s practicality and effectiveness.
Automatic Evaluation of Attribution by Large Language Models (2023.findings-emnlp)

Copied to clipboard

Challenge: Generative large language models (LLMs) incorporate external references to generate and support claims. however, evaluating the attribution remains an open problem.
Approach: They investigate automatic evaluation of attribution given by large language models . they define different types of attributed errors and then explore two approaches .
Outcome: The proposed methods highlight promising signals and challenges.
From Text to Source: Results in Detecting Large Language Model-Generated Content (2024.lrec-main)

Copied to clipboard

Challenge: Large Language Models (LLMs) generate human-like text, but have ethical and misuse concerns.
Approach: They evaluate whether a classifier trained to distinguish between source and target LLMs can detect text from an LLM without further training.
Outcome: The proposed method detects text from target LLMs without further training.
Unveiling the Generalization Power of Fine-Tuned Large Language Models (2024.naacl-long)

Copied to clipboard

Challenge: Large Language Models (LLMs) have demonstrated exceptional multitasking abilities, but the comprehensive effects of fine-tuning on the LLMs’ generalization ability are not fully understood.
Approach: They conduct extensive experiments across five distinct language tasks on different datasets to investigate whether fine-tuning affects the generalization ability intrinsic to LLMs.
Outcome: The proposed model can generalize to different domains and tasks by integrating the in-context learning strategy during fine-tuning on generation tasks.
Argument Mining with Fine-Tuned Large Language Models (2025.coling-main)

Copied to clipboard

Challenge: Argument Mining (AM) pipelines use fine-tuned large language models (LLMs) . initial approaches employ supervised machine learning algorithms, such as Maximum Entropy classifiers and Logistic Regressions.
Approach: They propose to model the three main AM sub-tasks as text generation tasks and fine-tune eight popular quantized and non-quantized large language models (LLMs) on the benchmark PE, AbstRCT, and CDCP datasets.
Outcome: The proposed pipeline achieves state-of-the-art across all AM sub-tasks and datasets, showing significant improvements over previous benchmarks.
Take the essence and discard the dross: A Rethinking on Data Selection for Fine-Tuning Large Language Models (2025.naacl-long)

Copied to clipboard

Challenge: Existing studies focus on data selection but lack a clear, unified framework . variability in experimental settings complicates systematic comparisons .
Approach: They propose a three-stage scheme to standardize data selection for fine-tuning large language models . they propose unified comparison approach that incorporates ratio-based efficiency and ranking-based feasibility metrics to address inconsistencies across experiments.
Outcome: The proposed scheme outperforms existing methods in a dozen key studies and identifies key challenges.
Improving the OOD Performance of Closed-Source LLMs on NLI Through Strategic Data Selection (2026.findings-eacl)

Copied to clipboard

Challenge: Existing methods to improve robustness require changing the fine-tuning process or large-scale data augmentation, which are infeasible or cost prohibitive for closed-source models.
Approach: They propose to prioritize more complex examples or replace existing training examples with LLM-generated data to improve performance on OOD NLI datasets.
Outcome: The proposed methods improve performance on difficult OOD datasets while training with synthetic data leads to substantial improvements on easier OOD data.
Where Am I From? Identifying Origin of LLM-generated Content (2024.emnlp-main)

Copied to clipboard

Challenge: Generative models have produced high-quality content, but they pose security risks . a new framework for deep learning systems enables the tracing of AI-generated content back to its source .
Approach: They propose a digital forensics framework that embeds a secret watermark into the generated output and a "depth watermark" this watermark strengthens the link between content and generator, enabling accurate tracing while maintaining the quality of the generated content.
Outcome: The proposed framework ensures accurate tracing while maintaining quality of generated content.
LM-Cocktail: Resilient Tuning of Language Models via Model Merging (2024.findings-acl)

Copied to clipboard

Challenge: Pre-trained language models are continually fine-tuned to better support downstream applications. however, this operation may result in significant performance degeneration on general perspectives.
Approach: They propose a method which enables pre-trained language models to stay resilient in general perspectives.
Outcome: The proposed model achieves strong empirical performance in the whole scope of general tasks while preserving a superior capacity in its targeted domain.

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