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Supervised Fine-Tuning (SFT) adapts pre-trained Large Language Models (LLMs) to domain-specific instructions by training on a carefully curated subset of high-quality instruction-response pairs, typically drawn from a larger dataset that…

计算与语言 · 计算机科学 2025-10-28 Zile Yang , Ling Li , Na Di , Jinlong Pang , Yao Zhou , Hao Cheng , Bo Han , Jiaheng Wei

Machine Learning models are used in a wide variety of domains. However, machine learning methods often require a large amount of data in order to be successful. This is especially troublesome in domains where collecting real-world data is…

神经与进化计算 · 计算机科学 2022-05-23 Gabriel Wang , Anish Thite , Rodd Talebi , Anthony D'Achille , Alex Mussa , Jason Zutty

Retrieval-Augmented Generation (RAG) systems face significant performance gaps when applied to technical domains requiring precise information extraction from complex documents. Current evaluation methodologies relying on document-level…

机器学习 · 计算机科学 2025-02-25 Aryan Jadon , Avinash Patil , Shashank Kumar

Enabling Large Language Models (LLMs) to effectively utilize tools in multi-turn interactions is essential for building capable autonomous agents. However, acquiring diverse and realistic multi-turn tool-use data remains a significant…

计算与语言 · 计算机科学 2026-01-16 Zhihao Xu , Rumei Li , Jiahuan Li , Rongxiang Weng , Jingang Wang , Xunliang Cai , Xiting Wang

Generative approaches powered by large language models (LLMs) have demonstrated emergent abilities in tasks that require complex reasoning abilities. Yet the generative nature still makes the generated content suffer from hallucinations,…

计算与语言 · 计算机科学 2023-11-07 Zilin Xiao , Ming Gong , Jie Wu , Xingyao Zhang , Linjun Shou , Jian Pei , Daxin Jiang

Large language models (LLMs) call for extension of context to handle many critical applications. However, the existing approaches are prone to expensive costs and inferior quality of context extension. In this work, we proposeExtensible…

计算与语言 · 计算机科学 2024-02-20 Kun Luo , Zheng Liu , Shitao Xiao , Kang Liu

Large language models (LLMs) exhibit complementary strengths in various tasks, motivating the research of LLM ensembling. However, existing work focuses on training an extra reward model or fusion model to select or combine all candidate…

计算与语言 · 计算机科学 2024-05-31 Yichong Huang , Xiaocheng Feng , Baohang Li , Yang Xiang , Hui Wang , Bing Qin , Ting Liu

Sentence embedding tasks are important in natural language processing (NLP), but improving their performance while keeping them reliable is still hard. This paper presents a framework that combines pseudo-label generation and model ensemble…

计算与语言 · 计算机科学 2025-01-28 Ziwei Liu , Qi Zhang , Lifu Gao

In this paper we present APEX-Embedding-7B (Advanced Processing for Epistemic eXtraction), a 7-billion parameter decoder-only text Feature Extraction Model, specifically designed for Document Retrieval-Augmented Generation (RAG) tasks. Our…

信息检索 · 计算机科学 2024-10-25 Thea Aviss

Entity alignment seeks to find entities in different knowledge graphs (KGs) that refer to the same real-world object. Recent advancement in KG embedding impels the advent of embedding-based entity alignment, which encodes entities in a…

计算与语言 · 计算机科学 2020-07-21 Zequn Sun , Qingheng Zhang , Wei Hu , Chengming Wang , Muhao Chen , Farahnaz Akrami , Chengkai Li

Entity Matching (EM) involves identifying different data representations referring to the same entity from multiple data sources and is typically formulated as a binary classification problem. It is a challenging problem in data integration…

计算与语言 · 计算机科学 2023-05-31 John Bosco Mugeni , Steven Lynden , Toshiyuki Amagasa , Akiyoshi Matono

Large language models are typically trained densely: all parameters are updated with respect to all inputs. This requires synchronization of billions of parameters across thousands of GPUs. We introduce a simple but effective method to…

计算与语言 · 计算机科学 2023-03-27 Suchin Gururangan , Margaret Li , Mike Lewis , Weijia Shi , Tim Althoff , Noah A. Smith , Luke Zettlemoyer

Function names can greatly aid human reverse engineers, which has spurred the development of machine learning-based approaches to predicting function names in stripped binaries. Much current work in this area now uses transformers, applying…

机器学习 · 计算机科学 2025-02-04 Tristan Benoit , Yunru Wang , Moritz Dannehl , Johannes Kinder

This technical report presents the training methodology and evaluation results of the open-source dewey_en_beta embedding model. The increasing demand for retrieval-augmented generation (RAG) systems and the expanding context window…

信息检索 · 计算机科学 2025-03-27 Dun Zhang , Panxiang Zou , Yudong Zhou

Large Language Models (LLMs) such as GPT-4 and Llama3 have significantly impacted various fields by enabling high-quality synthetic data generation and reducing dependence on expensive human-generated datasets. Despite this, challenges…

Text embeddings are essential for many tasks, such as document retrieval, clustering, and semantic similarity assessment. In this paper, we study how to contrastively train text embedding models in a compute-optimal fashion, given a suite…

机器学习 · 计算机科学 2024-11-22 Alicja Ziarko , Albert Q. Jiang , Bartosz Piotrowski , Wenda Li , Mateja Jamnik , Piotr Miłoś

Function-level binary code similarity detection is a crucial aspect of cybersecurity. It enables the detection of bugs and patent infringements in released software and plays a pivotal role in preventing supply chain attacks. A practical…

密码学与安全 · 计算机科学 2023-12-27 Sun RuiJin , Guo Shize , Guo Jinhong , Li Wei , Zhan Dazhi , Sun Meng , Pan Zhisong

Query expansion with large language models is promising but often relies on hand-crafted prompts, manually chosen exemplars, or a single LLM, making it non-scalable and sensitive to domain shift. We present an automated, domain-adaptive QE…

信息检索 · 计算机科学 2026-03-16 Minghan Li , Ercong Nie , Siqi Zhao , Tongna Chen , Huiping Huang , Guodong Zhou

Organizations increasingly rely on proprietary enterprise data, including HR records, structured reports, and tabular documents, for critical decision-making. While Large Language Models (LLMs) have strong generative capabilities, they are…

计算与语言 · 计算机科学 2025-07-17 Chandana Cheerla

This paper presents a pipeline integrating fine-tuned large language models (LLMs) with named entity recognition (NER) for efficient domain-specific text summarization and tagging. The authors address the challenge posed by rapidly evolving…

计算与语言 · 计算机科学 2025-10-30 Jun Wang , Fuming Lin , Yuyu Chen