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Large language models (LLMs) are increasingly used to support question answering and decision-making in high-stakes, domain-specific settings such as natural hazard response and infrastructure planning, where effective answers must convey…

Computation and Language · Computer Science 2026-02-11 Homaira Huda Shomee , Rochana Chaturvedi , Yangxinyu Xie , Tanwi Mallick

Reranking is a critical stage in contemporary information retrieval (IR) systems, improving the relevance of the user-presented final results by honing initial candidate sets. This paper is a thorough guide to examine the changing reranker…

Information Retrieval · Computer Science 2025-12-19 Tejul Pandit , Sakshi Mahendru , Meet Raval , Dhvani Upadhyay

This paper describes and tests a method for carrying out quantified reproducibility assessment (QRA) that is based on concepts and definitions from metrology. QRA produces a single score estimating the degree of reproducibility of a given…

Computation and Language · Computer Science 2022-04-13 Anya Belz , Maja Popović , Simon Mille

The relational calculus (RC) is a concise, declarative query language. However, existing RC query evaluation approaches are inefficient and often deviate from established algorithms based on finite tables used in database management…

Databases · Computer Science 2024-02-14 Martin Raszyk , David Basin , Srđan Krstić , Dmitriy Traytel

Text-based Question Answering (QA) is a challenging task which aims at finding short concrete answers for users' questions. This line of research has been widely studied with information retrieval techniques and has received increasing…

Information Retrieval · Computer Science 2020-05-28 Zahra Abbasiantaeb , Saeedeh Momtazi

All current investigations to analyze the derivational complexity of term rewrite systems are based on a single termination method, possibly preceded by transformations. However, the exclusive use of direct criteria is problematic due to…

Logic in Computer Science · Computer Science 2015-07-01 Harald Zankl , Martin Korp

Large language models that enhance software development tasks, such as code generation, code completion, and code question answering (QA), have been extensively studied in both academia and the industry. The models are integrated into…

Software Engineering · Computer Science 2025-01-08 Jialiang Chen , Kaifa Zhao , Jie Liu , Chao Peng , Jierui Liu , Hang Zhu , Pengfei Gao , Ping Yang , Shuiguang Deng

This paper presents an advancement in Question-Answering (QA) systems using a Retrieval Augmented Generation (RAG) framework to enhance information extraction from PDF files. Recognizing the richness and diversity of data within…

Computation and Language · Computer Science 2026-04-08 Thi Thu Uyen Hoang , Meenakshi Rajendran , Kun Zhang , Yuhan Wu , Viet Anh Nguyen

The performance of Retrieval-Augmented Generation (RAG) systems in information retrieval is significantly influenced by the characteristics of the documents being processed. In this study, the structured nature of textbooks, the conciseness…

Information Retrieval · Computer Science 2024-09-23 Esmaeil Narimissa , David Raithel

Unauthorized disclosure of confidential documents demands robust, low-leakage classification. In real work environments, there is a lot of inflow and outflow of documents. To continuously update knowledge, we propose a methodology for…

Cryptography and Security · Computer Science 2026-04-13 Yeseul E. Chang , Rahul Kailasa , Simon Shim , Byunghoon Oh , Jaewoo Lee

Recent advances in Large Language Models (LLMs) and Reinforcement Learning (RL) have led to strong performance in open-domain question answering (QA). However, existing models still struggle with questions that admit multiple valid answers.…

Computation and Language · Computer Science 2025-10-10 Fengji Zhang , Xinyao Niu , Chengyang Ying , Guancheng Lin , Zhongkai Hao , Zhou Fan , Chengen Huang , Jacky Keung , Bei Chen , Junyang Lin

Multi-hop Reading Comprehension (RC) requires reasoning and aggregation across several paragraphs. We propose a system for multi-hop RC that decomposes a compositional question into simpler sub-questions that can be answered by…

Computation and Language · Computer Science 2019-07-02 Sewon Min , Victor Zhong , Luke Zettlemoyer , Hannaneh Hajishirzi

Retrievability measures the influence a retrieval system has on the access to information in a given collection of items. This measure can help in making an evaluation of the search system based on which insights can be drawn. In this…

Information Retrieval · Computer Science 2023-05-26 Dwaipayan Roy , Zeljko Carevic , Philipp Mayr

Retrieval-augmented generation (RAG) has emerged to address the knowledge-intensive visual question answering (VQA) task. Current methods mainly employ separate retrieval and generation modules to acquire external knowledge and generate…

Computer Vision and Pattern Recognition · Computer Science 2025-02-25 Xinwei Long , Zhiyuan Ma , Ermo Hua , Kaiyan Zhang , Biqing Qi , Bowen Zhou

Recurrence quantification analysis (RQA) is a widely used tool for studying complex dynamical systems, but its standard implementation requires computationally expensive calculations of recurrence plots (RPs) and line length histograms.…

Chaotic Dynamics · Physics 2026-01-06 Norbert Marwan

Retrieval-Augmented Generation (RAG) has recently demonstrated the performance of Large Language Models (LLMs) in the knowledge-intensive tasks such as Question-Answering (QA). RAG expands the query context by incorporating external…

Machine Learning · Computer Science 2024-06-18 Zijian Hei , Weiling Liu , Wenjie Ou , Juyi Qiao , Junming Jiao , Guowen Song , Ting Tian , Yi Lin

Cross-lingual retrieval-augmented generation (RAG) is a critical capability for retrieving and generating answers across languages. Prior work in this context has mostly focused on generation and relied on benchmarks derived from…

Computation and Language · Computer Science 2025-10-28 Chen Amiraz , Yaroslav Fyodorov , Elad Haramaty , Zohar Karnin , Liane Lewin-Eytan

Large language models (LLMs) frequently hallucinate, limiting their reliability in knowledge-intensive applications. Retrieval-augmented generation (RAG) and conformal factuality have emerged as potential ways to address this limitation.…

Artificial Intelligence · Computer Science 2026-03-18 Yi Chen , Daiwei Chen , Sukrut Madhav Chikodikar , Caitlyn Heqi Yin , Ramya Korlakai Vinayak

Information retrieval (IR) evaluation measures are cornerstones for determining the suitability and task performance efficiency of retrieval systems. Their metric and scale properties enable to compare one system against another to…

Information Retrieval · Computer Science 2024-01-23 Fernando Giner

Multi-entity question answering (MEQA) represents significant challenges for large language models (LLM) and retrieval-augmented generation (RAG) systems, which frequently struggle to consolidate scattered information across diverse…

Computation and Language · Computer Science 2025-09-25 Teng Lin , Yuyu Luo , Honglin Zhang , Jicheng Zhang , Chunlin Liu , Kaishun Wu , Nan Tang