中文
相关论文

相关论文: Quantifying and Mitigating Selection Bias in LLMs:…

200 篇论文

Large Language Models are cognitively biased judges. Large Language Models (LLMs) have recently been shown to be effective as automatic evaluators with simple prompting and in-context learning. In this work, we assemble 15 LLMs of four…

计算与语言 · 计算机科学 2024-09-26 Ryan Koo , Minhwa Lee , Vipul Raheja , Jong Inn Park , Zae Myung Kim , Dongyeop Kang

This research paper investigates the application of Large Language Models (LLMs) in healthcare, specifically focusing on enhancing medical decision support through Retrieval-Augmented Generation (RAG) integrated with hospital-specific data…

计算与语言 · 计算机科学 2025-05-07 Mohammad Shoaib Ansari , Mohd Sohail Ali Khan , Shubham Revankar , Aditya Varma , Anil S. Mokhade

This study proposes a large language model optimization method based on the improved LoRA fine-tuning algorithm, aiming to improve the accuracy and computational efficiency of the model in natural language processing tasks. We fine-tune the…

计算与语言 · 计算机科学 2024-12-30 Jiacheng Hu , Xiaoxuan Liao , Jia Gao , Zhen Qi , Hongye Zheng , Chihang Wang

Large Language Models (LLMs) are increasingly applied in various real-world scenarios due to their excellent generalization capabilities and robust generative abilities. However, they exhibit position bias, also known as "lost in the…

计算与语言 · 计算机科学 2025-05-26 Yijiong Yu , Huiqiang Jiang , Xufang Luo , Qianhui Wu , Chin-Yew Lin , Dongsheng Li , Yuqing Yang , Yongfeng Huang , Lili Qiu

Pre-training Large Language Models (LLMs) on web-scale datasets becomes fundamental for advancing general-purpose AI. In contrast, enhancing their predictive performance on downstream tasks typically involves adapting their knowledge…

Despite their success in many natural language tasks, solving math problems remains a significant challenge for large language models (LLMs). A large gap exists between LLMs' pass-at-one and pass-at-N performance in solving math problems,…

计算与语言 · 计算机科学 2023-10-17 Yixin Liu , Avi Singh , C. Daniel Freeman , John D. Co-Reyes , Peter J. Liu

Multiple choice benchmarks have long been the workhorse of language model evaluation because grading multiple choice is objective and easy to automate. However, we show multiple choice questions from popular benchmarks can often be answered…

计算与语言 · 计算机科学 2025-07-04 Nikhil Chandak , Shashwat Goel , Ameya Prabhu , Moritz Hardt , Jonas Geiping

Low-rank adaptation (LoRA) is a standard approach for fine-tuning large language models, yet its many variants report conflicting empirical gains, often on the same benchmarks. We show that these contradictions arise from a single…

机器学习 · 计算机科学 2026-02-11 Sangyoon Lee , Jaeho Lee

Generative large language models (LLMs) have been shown to exhibit harmful biases and stereotypes. While safety fine-tuning typically takes place in English, if at all, these models are being used by speakers of many different languages.…

计算与语言 · 计算机科学 2024-07-18 Vera Neplenbroek , Arianna Bisazza , Raquel Fernández

Large language model (LLM) evaluation is increasingly costly, prompting interest in methods that speed up evaluation by shrinking benchmark datasets. Benchmark prediction (also called efficient LLM evaluation) aims to select a small subset…

机器学习 · 计算机科学 2025-06-10 Guanhua Zhang , Florian E. Dorner , Moritz Hardt

We propose LoRA-MCL, a training scheme that extends next-token prediction in language models with a method designed to decode diverse, plausible sentence continuations at inference time. Traditional language modeling is an intrinsically…

机器学习 · 计算机科学 2026-02-05 Victor Letzelter , Hugo Malard , Mathieu Fontaine , Gaël Richard , Slim Essid , Andrei Bursuc , Patrick Pérez

Multiple-choice question answering (MCQA) is a key competence of performant transformer language models that is tested by mainstream benchmarks. However, recent evidence shows that models can have quite a range of performance, particularly…

计算与语言 · 计算机科学 2025-03-11 Sarah Wiegreffe , Oyvind Tafjord , Yonatan Belinkov , Hannaneh Hajishirzi , Ashish Sabharwal

Accurate multi-turn intent classification is essential for advancing conversational AI systems. However, challenges such as the scarcity of comprehensive datasets and the complexity of contextual dependencies across dialogue turns hinder…

计算与语言 · 计算机科学 2024-11-20 Junhua Liu , Yong Keat Tan , Bin Fu , Kwan Hui Lim

Medical Question Answering systems based on Retrieval Augmented Generation is promising for clinical decision support because they can integrate external knowledge, thus reducing inaccuracies inherent in standalone large language models…

计算与语言 · 计算机科学 2025-03-28 Yuelyu Ji , Hang Zhang , Yanshan Wang

Mixture-of-Experts (MoE) large language models (LLMs), which leverage dynamic routing and sparse activation to enhance efficiency and scalability, have achieved higher performance while reducing computational costs. However, these models…

机器学习 · 计算机科学 2025-05-08 Xing Hu , Zhixuan Chen , Dawei Yang , Zukang Xu , Chen Xu , Zhihang Yuan , Sifan Zhou , Jiangyong Yu

Low-rank adaptation (LoRA) has become the dominant method for parameter-efficient LLM fine-tuning, with LoRA-based quantization error compensation (LQEC) emerging as a powerful tool for recovering accuracy in compressed LLMs. However, LQEC…

机器学习 · 计算机科学 2025-03-31 Geonho Lee , Janghwan Lee , Sukjin Hong , Minsoo Kim , Euijai Ahn , Du-Seong Chang , Jungwook Choi

In this paper, we investigate the phenomena of "selection biases" in Large Language Models (LLMs), focusing on problems where models are tasked with choosing the optimal option from an ordered sequence. We delve into biases related to…

计算与语言 · 计算机科学 2024-06-06 Sheng-Lun Wei , Cheng-Kuang Wu , Hen-Hsen Huang , Hsin-Hsi Chen

There is increasing interest in the application large language models (LLMs) to the medical field, in part because of their impressive performance on medical exam questions. While promising, exam questions do not reflect the complexity of…

Multi-Criteria Decision Making~(MCDM) is widely applied in various fields, using quantitative and qualitative analyses of multiple levels and attributes to support decision makers in making scientific and rational decisions in complex…

人工智能 · 计算机科学 2025-02-25 Hui Wang , Fafa Zhang , Chaoxu Mu

Multimodal large language models (MLLMs) have emerged as powerful tools for visual question answering (VQA), enabling reasoning and contextual understanding across visual and textual modalities. Despite their advancements, the evaluation of…

计算机视觉与模式识别 · 计算机科学 2025-08-05 Nikitha SR