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Electronic Health Records (EHR) store clinical documentation as base64 encoded attachments in FHIR DocumentReference resources, which makes semantic question answering difficult. Traditional vector database methods often miss nuanced…

Computation and Language · Computer Science 2025-10-31 Tarun Kumar Chawdhury , Jon D. Duke

Current medical retrieval-augmented generation (RAG) approaches overlook evidence-based medicine (EBM) principles, leading to two key gaps: (1) the lack of PICO alignment between queries and retrieved evidence, and (2) the absence of…

Computation and Language · Computer Science 2026-03-27 Jinning Zhang , Jie Song , Wenhui Tu , Zecheng Li , Jingxuan Li , Jin Li , Xuan Liu , Taole Sha , Zichen Wei , Yan Li

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

Tools to explore scientific literature are essential for scientists, especially in biomedicine, where about a million new papers are published every year. Many such tools provide users the ability to search for specific entities (e.g.…

Computation and Language · Computer Science 2021-07-05 Sunil Mohan , Rico Angell , Nick Monath , Andrew McCallum

In entity linking, mentions of named entities in raw text are disambiguated against a knowledge base (KB). This work focuses on linking to unseen KBs that do not have training data and whose schema is unknown during training. Our approach…

Computation and Language · Computer Science 2020-10-23 Yogarshi Vyas , Miguel Ballesteros

In today's globalized economy, comprehensive supply chain visibility is crucial for effective risk management. Achieving visibility remains a significant challenge due to limited information sharing among supply chain partners. This paper…

Information Retrieval · Computer Science 2024-08-16 Sara AlMahri , Liming Xu , Alexandra Brintrup

The problem of entity-typing has been studied predominantly in supervised learning fashion, mostly with task-specific annotations (for coarse types) and sometimes with distant supervision (for fine types). While such approaches have strong…

Computation and Language · Computer Science 2019-07-09 Ben Zhou , Daniel Khashabi , Chen-Tse Tsai , Dan Roth

Demographics, Social determinants of health, and family history documented in the unstructured text within the electronic health records are increasingly being studied to understand how this information can be utilized with the structured…

Computation and Language · Computer Science 2023-09-15 Neel Bhate , Ansh Mittal , Zhe He , Xiao Luo

Identifying disease phenotypes from electronic health records (EHRs) is critical for numerous secondary uses. Manually encoding physician knowledge into rules is particularly challenging for rare diseases due to inadequate EHR coding,…

Medical entity linking is the task of identifying and standardizing medical concepts referred to in an unstructured text. Most of the existing methods adopt a three-step approach of (1) detecting mentions, (2) generating a list of candidate…

Computation and Language · Computer Science 2021-08-24 Shikhar Vashishth , Denis Newman-Griffis , Rishabh Joshi , Ritam Dutt , Carolyn Rose

Most available data is unstructured, making it challenging to access valuable information. Automatically building Knowledge Graphs (KGs) is crucial for structuring data and making it accessible, allowing users to search for information…

Artificial Intelligence · Computer Science 2024-09-06 Yassir Lairgi , Ludovic Moncla , Rémy Cazabet , Khalid Benabdeslem , Pierre Cléau

Entities lie in the heart of biomedical natural language understanding, and the biomedical entity linking (EL) task remains challenging due to the fine-grained and diversiform concept names. Generative methods achieve remarkable…

Computation and Language · Computer Science 2022-05-24 Hongyi Yuan , Zheng Yuan , Sheng Yu

Scaling up visual category recognition to large numbers of classes remains challenging. A promising research direction is zero-shot learning, which does not require any training data to recognize new classes, but rather relies on some form…

Computer Vision and Pattern Recognition · Computer Science 2016-04-12 Zeynep Akata , Mateusz Malinowski , Mario Fritz , Bernt Schiele

Due to the lack of properly annotated medical data, exploring the generalization capability of the deep model is becoming a public concern. Zero-shot learning (ZSL) has emerged in recent years to equip the deep model with the ability to…

Computer Vision and Pattern Recognition · Computer Science 2022-03-22 Cheng Bian , Chenglang Yuan , Kai Ma , Shuang Yu , Dong Wei , Yefeng Zheng

Knowledge Graph has been proven effective in modeling structured information and conceptual knowledge, especially in the medical domain. However, the lack of high-quality annotated corpora remains a crucial problem for advancing the…

Computation and Language · Computer Science 2021-09-22 Dejie Chang , Mosha Chen , Chaozhen Liu , Liping Liu , Dongdong Li , Wei Li , Fei Kong , Bangchang Liu , Xiaobin Luo , Ji Qi , Qiao Jin , Bin Xu

Linking biomedical entities is an essential aspect in biomedical natural language processing tasks, such as text mining and question answering. However, a difficulty of linking the biomedical entities using current large language models…

Computation and Language · Computer Science 2023-08-29 Xi Yan , Cedric Möller , Ricardo Usbeck

Few/Zero-shot learning is a big challenge of many classifications tasks, where a classifier is required to recognise instances of classes that have very few or even no training samples. It becomes more difficult in multi-label…

Machine Learning · Computer Science 2020-10-16 Jueqing Lu , Lan Du , Ming Liu , Joanna Dipnall

Few-shot semantic segmentation (FSS) offers immense potential in the field of medical image analysis, enabling accurate object segmentation with limited training data. However, existing FSS techniques heavily rely on annotated semantic…

Computer Vision and Pattern Recognition · Computer Science 2023-07-28 Sanaz Karimijafarbigloo , Reza Azad , Dorit Merhof

Knowledge graphs (KGs) are a popular way to organise information based on ontologies or schemas and have been used across a variety of scenarios from search to recommendation. Despite advances in KGs, representing knowledge remains a…

Artificial Intelligence · Computer Science 2023-10-10 Christos Theodoropoulos , Natasha Mulligan , Thaddeus Stappenbeck , Joao Bettencourt-Silva

Recent advancements in language models (LMs) have led to the emergence of powerful models such as Small LMs (e.g., T5) and Large LMs (e.g., GPT-4). These models have demonstrated exceptional capabilities across a wide range of tasks, such…

Computation and Language · Computer Science 2024-05-07 Mingchen Li , Rui Zhang