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With recent advances in speech synthesis including text-to-speech (TTS) and voice conversion (VC) systems enabling the generation of ultra-realistic audio deepfakes, there is growing concern about their potential misuse. However, most…

声音 · 计算机科学 2024-04-24 Zuheng Kang , Yayun He , Botao Zhao , Xiaoyang Qu , Junqing Peng , Jing Xiao , Jianzong Wang

A Comparison of Independent and Joint Fine-tuning Strategies for Retrieval-Augmented Generation Download PDF Neal Gregory Lawton, Alfy Samuel, Anoop Kumar, Daben Liu Published: 20 Aug 2025, Retrieval augmented generation (RAG) is a popular…

计算与语言 · 计算机科学 2025-10-21 Neal Gregory Lawton , Alfy Samuel , Anoop Kumar , Daben Liu

The widespread use of Android applications has made them a prime target for cyberattacks, significantly increasing the risk of malware that threatens user privacy, security, and device functionality. Effective malware detection is thus…

密码学与安全 · 计算机科学 2025-07-01 Saraga S. , Anagha M. S. , Dincy R. Arikkat , Rafidha Rehiman K. A. , Serena Nicolazzo , Antonino Nocera , Vinod P

Retrieval-Augmented Generation (RAG) was introduced to enhance the capabilities of Large Language Models (LLMs) beyond their encoded prior knowledge. This is achieved by providing LLMs with an external source of knowledge, which helps…

计算与语言 · 计算机科学 2026-03-11 Hazem Amamou , Stéphane Gagnon , Alan Davoust , Anderson R. Avila

The rapid introduction of new brand names into everyday language poses a unique challenge for e-commerce spelling correction services, which must distinguish genuine misspellings from novel brand names that use unconventional spelling. We…

计算与语言 · 计算机科学 2024-10-16 Xuan Guo , Rohit Patki , Dante Everaert , Christopher Potts

Retrieval-Augmented Generation (RAG) systems enhance large language models (LLMs) by integrating external knowledge sources, enabling more accurate and contextually relevant responses tailored to user needs. However, existing RAG systems…

信息检索 · 计算机科学 2025-04-29 Zirui Guo , Lianghao Xia , Yanhua Yu , Tu Ao , Chao Huang

Retrieval Augmented Generation (RAG) has emerged as a powerful application of Large Language Models (LLMs), revolutionizing information search and consumption. RAG systems combine traditional search capabilities with LLMs to generate…

信息检索 · 计算机科学 2025-06-12 Harsh Maheshwari , Srikanth Tenneti , Alwarappan Nakkiran

Retrieval Augmented Generation (RAG) improves correctness of Question Answering (QA) and addresses hallucinations in Large Language Models (LLMs), yet greatly increase computational costs. Besides, RAG is not always needed as may introduce…

Retrieval augmented generation (RAG) has been applied in many scenarios to augment large language models (LLMs) with external documents provided by retrievers. However, a semantic gap exists between LLMs and retrievers due to differences in…

计算与语言 · 计算机科学 2024-10-31 Fuda Ye , Shuangyin Li , Yongqi Zhang , Lei Chen

Retrieval-augmented generation (RAG) systems offer a promising approach to reduce hallucinations and improve answer accuracy in large language models (LLMs), a requirement for reliable, financial analysis where answers must be grounded in…

机器学习 · 计算机科学 2026-05-26 Magnus Samuelsen , Wilmer Nyström , Somnath Mazumdar , Mansoor Hussain , Mikkel Strange

Retrieval-augmented generation (RAG) methods encounter difficulties when addressing complex questions like multi-hop queries. While iterative retrieval methods improve performance by gathering additional information, current approaches…

Large Language Models (LLMs), despite their remarkable capabilities, are prone to generating hallucinated or outdated content due to their static internal knowledge. While Retrieval-Augmented Generation (RAG) integrated with Reinforcement…

计算与语言 · 计算机科学 2026-01-14 Zhiwen Tan , Jiaming Huang , Qintong Wu , Hongxuan Zhang , Chenyi Zhuang , Jinjie Gu

As LLMs exhibit a high degree of human-like capability, increasing attention has been paid to role-playing research areas in which responses generated by LLMs are expected to mimic human replies. This has promoted the exploration of…

人工智能 · 计算机科学 2024-10-31 Le Huang , Hengzhi Lan , Zijun Sun , Chuan Shi , Ting Bai

Detecting fraud in financial transactions typically relies on tabular models that demand heavy feature engineering to handle high-dimensional data and offer limited interpretability, making it difficult for humans to understand predictions.…

机器学习 · 计算机科学 2026-04-10 Xuwei Tan , Yao Ma , Xueru Zhang

Retrieval-Augmented Generation (RAG) improves reliability of large language models by incorporating external knowledge, but the retrieval process can introduce bias that propagates to generated outputs. This issue is particularly…

数据库 · 计算机科学 2026-05-18 Yingqi Zhao , Vasilis Efthymiou , Jyrki Nummenmaa , Kostas Stefanidis

Although the rise of large language models (LLMs) has introduced new opportunities for time series forecasting, existing LLM-based solutions require excessive training and exhibit limited transferability. In view of these challenges, we…

人工智能 · 计算机科学 2024-12-24 Silin Yang , Dong Wang , Haoqi Zheng , Ruochun Jin

Despite the impressive capabilities of large language models (LLMs) across diverse applications, they still suffer from trustworthiness issues, such as hallucinations and misalignments. Retrieval-augmented language models (RAG) have been…

人工智能 · 计算机科学 2024-07-31 Mintong Kang , Nezihe Merve Gürel , Ning Yu , Dawn Song , Bo Li

Identity fraud detection is of great importance in many real-world scenarios such as the financial industry. However, few studies addressed this problem before. In this paper, we focus on identity fraud detection in loan applications and…

计算与语言 · 计算机科学 2019-08-20 Weikang Wang , Jiajun Zhang , Qian Li , Chengqing Zong , Zhifei Li

Retrieval-Augmented Generation (RAG) is a powerful technique for enhancing Large Language Models (LLMs) with external, up-to-date knowledge. Graph RAG has emerged as an advanced paradigm that leverages graph-based knowledge structures to…

密码学与安全 · 计算机科学 2025-08-26 Jiale Liu , Jiahao Zhang , Suhang Wang

Successful defense against dynamically evolving cyber threats requires advanced and sophisticated techniques. This research presents a novel approach to enhance real-time cybersecurity threat detection and response by integrating large…

密码学与安全 · 计算机科学 2025-04-02 Shuva Paul , Farhad Alemi , Richard Macwan