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相关论文: Reasons and Solutions for the Decline in Model Per…

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Text-editing models have recently become a prominent alternative to seq2seq models for monolingual text-generation tasks such as grammatical error correction, simplification, and style transfer. These tasks share a common trait - they…

Finetuning provides a scalable and cost-effective means of customizing language models for specific tasks or response styles, with greater reliability than prompting or in-context learning. In contrast, the conventional wisdom is that…

计算与语言 · 计算机科学 2025-03-11 Eric Zhao , Pranjal Awasthi , Nika Haghtalab

LLMs are increasingly explored for bundle generation, thanks to their reasoning capabilities and knowledge. However, deploying large-scale LLMs introduces significant efficiency challenges, primarily high computational costs during…

计算与语言 · 计算机科学 2025-04-25 Kaidong Feng , Zhu Sun , Jie Yang , Hui Fang , Xinghua Qu , Wenyuan Liu

We describe extensive numerical experiments assessing and quantifying how classifier performance depends on the quality of the training data, a frequently neglected component of the analysis of classifiers. More specifically, in the…

机器学习 · 计算机科学 2026-02-26 Alan F. Karr , Regina Ruane

The effectiveness of large language models (LLMs) is often hindered by duplicated data in their extensive pre-training datasets. Current approaches primarily focus on detecting and removing duplicates, which risks the loss of valuable…

计算与语言 · 计算机科学 2024-07-10 Nan He , Weichen Xiong , Hanwen Liu , Yi Liao , Lei Ding , Kai Zhang , Guohua Tang , Xiao Han , Wei Yang

Given the ever-increasing complexity of adaptable software systems and their commonly hidden internal information (e.g., software runs in the public cloud), machine learning based performance modeling has gained momentum for evaluating,…

软件工程 · 计算机科学 2019-03-27 Tao Chen

Many machine learning approaches are characterized by information constraints on how they interact with the training data. These include memory and sequential access constraints (e.g. fast first-order methods to solve stochastic…

机器学习 · 计算机科学 2014-10-29 Ohad Shamir

Large Language Models (LLMs) have been widely applied in various professional fields. By fine-tuning the models using domain specific question and answer datasets, the professional domain knowledge and Q\&A abilities of these models have…

计算与语言 · 计算机科学 2024-07-17 Qimin Yang , Rongsheng Wang , Jiexin Chen , Runqi Su , Tao Tan

Model editing aims to precisely alter the behaviors of large language models (LLMs) in relation to specific knowledge, while leaving unrelated knowledge intact. This approach has proven effective in addressing issues of hallucination and…

计算与语言 · 计算机科学 2024-09-24 Derong Xu , Ziheng Zhang , Zhihong Zhu , Zhenxi Lin , Qidong Liu , Xian Wu , Tong Xu , Wanyu Wang , Yuyang Ye , Xiangyu Zhao , Enhong Chen , Yefeng Zheng

Recently, there has been a growing interest in studying how to construct better code instruction tuning data. However, we observe Code models trained with these datasets exhibit high performance on HumanEval but perform worse on other…

Instruction tuning has become the de facto method to equip large language models (LLMs) with the ability of following user instructions. Usually, hundreds of thousands or millions of instruction-following pairs are employed to fine-tune the…

计算与语言 · 计算机科学 2023-11-28 Qianlong Du , Chengqing Zong , Jiajun Zhang

Mainstream backdoor attack methods typically demand substantial tuning data for poisoning, limiting their practicality and potentially degrading the overall performance when applied to Large Language Models (LLMs). To address these issues,…

密码学与安全 · 计算机科学 2024-03-21 Yanzhou Li , Tianlin Li , Kangjie Chen , Jian Zhang , Shangqing Liu , Wenhan Wang , Tianwei Zhang , Yang Liu

Deep learning (DL) techniques have achieved significant success in various software engineering tasks (e.g., code completion by Copilot). However, DL systems are prone to bugs from many sources, including training data. Existing literature…

软件工程 · 计算机科学 2025-08-12 Mehil B Shah , Mohammad Masudur Rahman , Foutse Khomh

Previous studies have established that language models manifest stereotyped biases. Existing debiasing strategies, such as retraining a model with counterfactual data, representation projection, and prompting often fail to efficiently…

计算与语言 · 计算机科学 2025-03-12 Xin Xu , Wei Xu , Ningyu Zhang , Julian McAuley

Recommendation systems play a pivotal role in suggesting items to users based on their preferences. However, in online platforms, these systems inevitably offer unsuitable recommendations due to limited model capacity, poor data quality, or…

信息检索 · 计算机科学 2024-10-29 Chengyu Lai , Sheng Zhou , Zhimeng Jiang , Qiaoyu Tan , Yuanchen Bei , Jiawei Chen , Ningyu Zhang , Jiajun Bu

Fine-tuning-based unlearning methods prevail for preventing targeted harmful, sensitive, or copyrighted information within large language models while preserving overall capabilities. However, the true effectiveness of these methods is…

计算与语言 · 计算机科学 2024-10-16 Yihuai Hong , Yuelin Zou , Lijie Hu , Ziqian Zeng , Di Wang , Haiqin Yang

As the potential for neural networks to augment our daily lives grows, ensuring their quality through effective testing, debugging, and maintenance is essential. This is especially the case as we acknowledge the prospects of negative…

软件工程 · 计算机科学 2025-07-08 Fatema Tuz Zohra , Brittany Johnson

Parameter-Efficient Tuning (PETuning) methods have been deemed by many as the new paradigm for using pretrained language models (PLMs). By tuning just a fraction amount of parameters comparing to full model finetuning, PETuning methods…

计算与语言 · 计算机科学 2022-10-25 Guanzheng Chen , Fangyu Liu , Zaiqiao Meng , Shangsong Liang

Training data is at the core of any successful text-to-image models. The quality and descriptiveness of image text are crucial to a model's performance. Given the noisiness and inconsistency in web-scraped datasets, recent works shifted…

计算机视觉与模式识别 · 计算机科学 2025-06-23 Manuel Brack , Sudeep Katakol , Felix Friedrich , Patrick Schramowski , Hareesh Ravi , Kristian Kersting , Ajinkya Kale

We call into question the recently popularized method of direct model editing as a means of correcting factual errors in LLM generations. We contrast model editing with three similar but distinct approaches that pursue better defined…

计算与语言 · 计算机科学 2023-10-19 Yuval Pinter , Michael Elhadad