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Retrieval-Augmented Generation (RAG) is often used with Large Language Models (LLMs) to infuse domain knowledge or user-specific information. In RAG, given a user query, a retriever extracts chunks of relevant text from a knowledge base.…

分布式、并行与集群计算 · 计算机科学 2025-02-25 Shubham Agarwal , Sai Sundaresan , Subrata Mitra , Debabrata Mahapatra , Archit Gupta , Rounak Sharma , Nirmal Joshua Kapu , Tong Yu , Shiv Saini

Performance predictors have emerged as a promising method to accelerate the evaluation stage of neural architecture search (NAS). These predictors estimate the performance of unseen architectures by learning from the correlation between a…

机器学习 · 计算机科学 2025-06-05 Han Ji , Yuqi Feng , Jiahao Fan , Yanan Sun

Question Answering (QA) research is a significant and challenging task in Natural Language Processing. QA aims to extract an exact answer from a relevant text snippet or a document. The motivation behind QA research is the need of user who…

信息检索 · 计算机科学 2018-10-10 Lokesh Kumar Sharma , Namita Mittal

Face clustering plays an essential role in exploiting massive unlabeled face data. Recently, graph-based face clustering methods are getting popular for their satisfying performances. However, they usually suffer from excessive memory…

计算机视觉与模式识别 · 计算机科学 2022-05-27 Junfu Liu , Di Qiu , Pengfei Yan , Xiaolin Wei

Retrieval-Augmented Generation (RAG) systems enhance the performance of large language models (LLMs) by incorporating supplementary retrieved documents, enabling more accurate and context-aware responses. However, integrating these external…

分布式、并行与集群计算 · 计算机科学 2026-03-25 Wenfeng Wang , Xiaofeng Hou , Peng Tang , Hengyi Zhou , Jing Wang , Xinkai Wang , Chao Li , Minyi Guo

To evaluate Information Retrieval (IR) effectiveness, a possible approach is to use test collections, which are composed of a collection of documents, a set of description of information needs (called topics), and a set of relevant…

信息检索 · 计算机科学 2020-11-03 Kevin Roitero

Face clustering is an essential tool for exploiting the unlabeled face data, and has a wide range of applications including face annotation and retrieval. Recent works show that supervised clustering can result in noticeable performance…

计算机视觉与模式识别 · 计算机科学 2020-04-06 Lei Yang , Dapeng Chen , Xiaohang Zhan , Rui Zhao , Chen Change Loy , Dahua Lin

Bearing in mind the limited parametric knowledge of Large Language Models (LLMs), retrieval-augmented generation (RAG) which supplies them with the relevant external knowledge has served as an approach to mitigate the issue of…

计算与语言 · 计算机科学 2025-01-10 Hanna Zubkova , Ji-Hoon Park , Seong-Whan Lee

Research on conversational search has so far mostly focused on query rewriting and multi-stage passage retrieval. However, synthesizing the top retrieved passages into a complete, relevant, and concise response is still an open challenge.…

信息检索 · 计算机科学 2023-08-21 Weronika Łajewska , Krisztian Balog

Retrieval-augmented generation (RAG) grounds large language models in external medical knowledge, yet standard retrievers frequently surface hard negatives that are semantically close to the query but describe clinically distinct…

信息检索 · 计算机科学 2026-04-07 Byeolhee Kim , Min-Kyung Kim , Young-Hak Kim , Tae-Joon Jeon

Scientists always look for the most accurate and relevant answer to their queries on the scholarly literature. Traditional scholarly search systems list documents instead of providing direct answers to the search queries. As data in…

数字图书馆 · 计算机科学 2021-07-14 Golsa Heidari , Ahmad Ramadan , Markus Stocker , Sören Auer

Text-guided image retrieval is to incorporate conditional text to better capture users' intent. Traditionally, the existing methods focus on minimizing the embedding distances between the source inputs and the targeted image, using the…

计算机视觉与模式识别 · 计算机科学 2023-08-17 Junyang Chen , Hanjiang Lai

Evaluating retrieval-augmented generation (RAG) presents challenges, particularly for retrieval models within these systems. Traditional end-to-end evaluation methods are computationally expensive. Furthermore, evaluation of the retrieval…

计算与语言 · 计算机科学 2024-04-23 Alireza Salemi , Hamed Zamani

Quantitative facts are continually generated by companies and governments, supporting data-driven decision-making. While common facts are structured, many long-tail quantitative facts remain buried in unstructured documents, making them…

信息检索 · 计算机科学 2025-07-15 Yixuan Cao , Zhengrong Chen , Chengxuan Xia , Kun Wu , Ping Luo

Conversational information seeking (CIS) systems aim to model the user's information need within the conversational context and retrieve the relevant information. One major approach to modeling the conversational context aims to rewrite the…

信息检索 · 计算机科学 2024-11-04 Zahra Abbasiantaeb , Simon Lupart , Mohammad Aliannejadi

Existing multimodal retrieval benchmarks largely emphasize semantic matching on daily-life images and offer limited diagnostics of professional knowledge and complex reasoning. To address this gap, we introduce ARK, a benchmark designed to…

计算机视觉与模式识别 · 计算机科学 2026-02-11 Yijie Lin , Guofeng Ding , Haochen Zhou , Haobin Li , Mouxing Yang , Xi Peng

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

Composed Image Retrieval (CIR) retrieves relevant images based on a reference image and accompanying text describing desired modifications. However, existing CIR methods only focus on retrieving the target image and disregard the relevance…

计算机视觉与模式识别 · 计算机科学 2025-07-17 Jaehyun Kwak , Ramahdani Muhammad Izaaz Inhar , Se-Young Yun , Sung-Ju Lee

An intuitive way to search for images is to use queries composed of an example image and a complementary text. While the first provides rich and implicit context for the search, the latter explicitly calls for new traits, or specifies how…

计算机视觉与模式识别 · 计算机科学 2022-05-17 Ginger Delmas , Rafael Sampaio de Rezende , Gabriela Csurka , Diane Larlus

Retrieving relevant tables containing the necessary information to accurately answer a given question over tables is critical to open-domain question-answering (QA) systems. Previous methods assume the answer to such a question can be found…

信息检索 · 计算机科学 2025-01-13 Peter Baile Chen , Yi Zhang , Dan Roth