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Text-to-SQL models are pivotal for making Electronic Health Records (EHRs) accessible to healthcare professionals without SQL knowledge. With the advancements in large language models, these systems have become more adept at translating…

Computation and Language · Computer Science 2024-05-21 Yongrae Jo , Seongyun Lee , Minju Seo , Sung Ju Hwang , Moontae Lee

In recent years, research on transforming natural language into graph query language (NL2GQL) has been increasing. Most existing methods focus on single-turn transformation from NL to GQL. In practical applications, user interactions with…

Artificial Intelligence · Computer Science 2025-08-05 Yuanyuan Liang , Lei Pan , Tingyu Xie , Yunshi Lan , Weining Qian

We explore state-of-the-art neural models for question answering on electronic medical records and improve their ability to generalize better on previously unseen (paraphrased) questions at test time. We enable this by learning to predict…

Artificial Intelligence · Computer Science 2021-02-23 Bhanu Pratap Singh Rawat , Wei-Hung Weng , So Yeon Min , Preethi Raghavan , Peter Szolovits

Knowledge graph (KG) embedding has been used to benefit the diagnosis of animal diseases by analyzing electronic medical records (EMRs), such as notes and veterinary records. However, learning representations to capture entities and…

Artificial Intelligence · Computer Science 2023-09-08 Van Thuy Hoang , Sang Thanh Nguyen , Sangmyeong Lee , Jooho Lee , Luong Vuong Nguyen , O-Joun Lee

Knowledge graphs offer an excellent solution for representing the lexical-semantic structures of lexicographic data. However, working with the SPARQL query language represents a considerable hurdle for many non-expert users who could…

Computation and Language · Computer Science 2025-05-27 Kilian Sennrich , Sina Ahmadi

Structured and unstructured data and facts about drugs, genes, protein, viruses, and their mechanism are spread across a huge number of scientific articles. These articles are a large-scale knowledge source and can have a huge impact on…

Artificial Intelligence · Computer Science 2022-10-13 Md. Rezaul Karim , Hussain Ali , Prinon Das , Mohamed Abdelwaheb , Stefan Decker

Structured queries expressed in languages (such as SQL, SPARQL, or XQuery) offer a convenient and explicit way for users to express their information needs for a number of tasks. In this work, we present an approach to answer these directly…

Computation and Language · Computer Science 2019-06-14 Paul Groth , Antony Scerri , Ron Daniel, , Bradley P. Allen

Visual question answering (Visual QA) has attracted significant attention these years. While a variety of algorithms have been proposed, most of them are built upon different combinations of image and language features as well as…

Computer Vision and Pattern Recognition · Computer Science 2019-07-30 Cheng Zhang , Wei-Lun Chao , Dong Xuan

In this paper, we are interested in developing semantic parsers which understand natural language questions embedded in a conversation with a user and ground them to formal queries over definitions in a general purpose knowledge graph (KG)…

Computation and Language · Computer Science 2023-01-31 Laura Perez-Beltrachini , Parag Jain , Emilio Monti , Mirella Lapata

E-Commerce customer support requires quick and accurate answers grounded in product data and past support cases. This paper develops a novel retrieval-augmented generation (RAG) framework that uses knowledge graphs (KGs) to improve the…

Computation and Language · Computer Science 2025-09-19 Piyushkumar Patel

Learning from longitudinal electronic health records is limited if it does not capture the temporal trajectories of the patient's state in a clinical setting. Graph models allow us to capture the hidden dependencies of the multivariate…

Machine Learning · Computer Science 2025-03-31 Munib Mesinovic , Soheila Molaei , Peter Watkinson , Tingting Zhu

Existing question answering datasets focus on dealing with homogeneous information, based either only on text or KB/Table information alone. However, as human knowledge is distributed over heterogeneous forms, using homogeneous information…

Computation and Language · Computer Science 2021-05-13 Wenhu Chen , Hanwen Zha , Zhiyu Chen , Wenhan Xiong , Hong Wang , William Wang

Structured electronic health records (EHR) are essential for clinical prediction. While count-based learners continue to perform strongly on such data, no benchmarking has directly compared them against more recent mixture-of-agents LLM…

Artificial Intelligence · Computer Science 2025-11-04 Jifan Gao , Michael Rosenthal , Brian Wolpin , Simona Cristea

While diverse question answering (QA) datasets have been proposed and contributed significantly to the development of deep learning models for QA tasks, the existing datasets fall short in two aspects. First, we lack QA datasets covering…

Computation and Language · Computer Science 2021-10-15 Qiyuan Zhang , Lei Wang , Sicheng Yu , Shuohang Wang , Yang Wang , Jing Jiang , Ee-Peng Lim

This paper presents a question answering system that operates exclusively on a knowledge graph retrieval without relying on retrieval augmented generation (RAG) with large language models (LLMs). Instead, a small paraphraser model is used…

Computation and Language · Computer Science 2025-10-23 Kartikeya Aneja , Manasvi Srivastava , Subhayan Das , Nagender Aneja

Recent advances in Large Language Models (LLMs) have enabled the development of text-to-SQL models that allow clinicians to query structured data stored in Electronic Health Records (EHRs) using natural language. However, deploying these…

Computation and Language · Computer Science 2025-12-23 Gyubok Lee , Woosog Chay , Edward Choi

Large language models (LLMs) excel at general language tasks but often struggle with event-based questions-especially those requiring causal or temporal reasoning. We introduce TAG-EQA (Text-And-Graph for Event Question Answering), a…

Computation and Language · Computer Science 2025-10-03 Maithili Kadam , Francis Ferraro

The presence of detailed clinical information in electronic health record (EHR) systems presents promising prospects for enhancing patient care through automated retrieval techniques. Nevertheless, it is widely acknowledged that accessing…

Information Retrieval · Computer Science 2024-09-13 Abderrahim Oussama Batouche , Eugen Czeizler , Miika Koskinen , Tuomas Mirtti , Antti Sakari Rannikko

Electronic health records (EHR) are widely believed to hold a profusion of actionable insights, encrypted in an irregular, semi-structured format, amidst a loud noise background. To simplify learning patterns of health and disease, medical…

Computation and Language · Computer Science 2022-12-13 David A. Bloore , Romane Gauriau , Anna L. Decker , Jacob Oppenheim

The current state-of-the-art generative models for open-domain question answering (ODQA) have focused on generating direct answers from unstructured textual information. However, a large amount of world's knowledge is stored in structured…

Computation and Language · Computer Science 2021-12-09 Alexander Hanbo Li , Patrick Ng , Peng Xu , Henghui Zhu , Zhiguo Wang , Bing Xiang