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Medical concept normalization helps in discovering standard concepts in free-form text i.e., maps health-related mentions to standard concepts in a vocabulary. It is much beyond simple string matching and requires a deep semantic…

Computation and Language · Computer Science 2020-06-09 Katikapalli Subramanyam Kalyan , S. Sangeetha

Medical image interpretation using deep learning has shown promise but often requires extensive expert-annotated datasets. To reduce this annotation burden, we develop an Image-Graph Contrastive Learning framework that pairs chest X-rays…

Image and Video Processing · Electrical Eng. & Systems 2024-05-17 Sameer Khanna , Daniel Michael , Marinka Zitnik , Pranav Rajpurkar

Here we present a holistic approach for data exploration on dense knowledge graphs as a novel approach with a proof-of-concept in biomedical research. Knowledge graphs are increasingly becoming a vital factor in knowledge mining and…

Artificial Intelligence · Computer Science 2019-12-16 Jens Dörpinghaus , Alexander Apke , Vanessa Lage-Rupprecht , Andreas Stefan

Integrating novel medical concepts and relationships into existing ontologies can significantly enhance their coverage and utility for both biomedical research and clinical applications. Clinical notes, as unstructured documents rich with…

Artificial Intelligence · Computer Science 2025-11-21 Guanchen Wu , Yuzhang Xie , Huanwei Wu , Zhe He , Hui Shao , Xiao Hu , Carl Yang

Drug repurposing is more relevant than ever due to drug development's rising costs and the need to respond to emerging diseases quickly. Knowledge graph embedding enables drug repurposing using heterogeneous data sources combined with…

Electronic medical records contain multi-format electronic medical data that consist of an abundance of medical knowledge. Facing with patient's symptoms, experienced caregivers make right medical decisions based on their professional…

Databases · Computer Science 2017-07-25 Meng Wang , Jiaheng Zhang , Jun Liu , Wei Hu , Sen Wang , Xue Li , Wenqiang Liu

Zero sample learning is an effective method for data deficiency. The existing embedded zero sample learning methods only use the known classes to construct the embedded space, so there is an overfitting of the known classes in the testing…

Computer Vision and Pattern Recognition · Computer Science 2024-08-14 Xiaohan Cheng , Taiyuan Mei , Yun Zi , Qi Wang , Zijun Gao , Haowei Yang

External knowledge (a.k.a. side information) plays a critical role in zero-shot learning (ZSL) which aims to predict with unseen classes that have never appeared in training data. Several kinds of external knowledge, such as text and…

Artificial Intelligence · Computer Science 2022-10-28 Yuxia Geng , Jiaoyan Chen , Xiang Zhuang , Zhuo Chen , Jeff Z. Pan , Juan Li , Zonggang Yuan , Huajun Chen

The way we analyse clinical texts has undergone major changes over the last years. The introduction of language models such as BERT led to adaptations for the (bio)medical domain like PubMedBERT and ClinicalBERT. These models rely on large…

Computation and Language · Computer Science 2023-09-15 Tom van Sonsbeek , Xiantong Zhen , Marcel Worring

While electronic health records (EHRs) are widely used across various applications in healthcare, most applications use the EHRs in their raw (tabular) format. Relying on raw or simple data pre-processing can greatly limit the performance…

Machine Learning · Computer Science 2024-03-28 Fahmida Liza Piya , Mehak Gupta , Rahmatollah Beheshti

Effectively and efficiently retrieving images from remote sensing databases is a critical challenge in the realm of remote sensing big data. Utilizing hand-drawn sketches as retrieval inputs offers intuitive and user-friendly advantages,…

Computer Vision and Pattern Recognition · Computer Science 2024-05-20 Bo Yang , Chen Wang , Xiaoshuang Ma , Beiping Song , Zhuang Liu , Fangde Sun

Automatic extraction of funding information from academic articles adds significant value to industry and research communities, such as tracking research outcomes by funding organizations, profiling researchers and universities based on the…

Computation and Language · Computer Science 2022-09-21 Gizem Aydin , Seyed Amin Tabatabaei , Giorgios Tsatsaronis , Faegheh Hasibi

Clinical notes contain an extensive record of a patient's health status, such as smoking status or the presence of heart conditions. However, this detail is not replicated within the structured data of electronic health systems.…

Computation and Language · Computer Science 2020-09-18 Andriy Mulyar , Elliot Schumacher , Masoud Rouhizadeh , Mark Dredze

Here we study the semantic search and retrieval problem in biomedical digital libraries. First, we introduce MedGraph, a knowledge graph embedding-based method that provides semantic relevance retrieval and ranking for the biomedical…

Information Retrieval · Computer Science 2021-12-15 Islam Akef Ebeid , Elizabeth Pierce

Clinical performance audits are routinely performed in Emergency Medical Services (EMS) to ensure adherence to treatment protocols, to identify individual areas of weakness for remediation, and to discover systemic deficiencies to guide the…

Computation and Language · Computer Science 2020-07-08 Wang Han , Wesley Yeung , Angeline Tung , Joey Tay Ai Meng , Davin Ryanputera , Feng Mengling , Shalini Arulanadam

Medical image segmentation is a fundamental and critical step in many image-guided clinical approaches. Recent success of deep learning-based segmentation methods usually relies on a large amount of labeled data, which is particularly…

Computer Vision and Pattern Recognition · Computer Science 2023-11-15 Rushi Jiao , Yichi Zhang , Le Ding , Rong Cai , Jicong Zhang

In the current digitalization era, capturing and effectively representing knowledge is crucial in most real-world scenarios. In this context, knowledge graphs represent a potent tool for retrieving and organizing a vast amount of…

Electrocardiogram (ECG) interpretation is essential for cardiovascular disease diagnosis, but current automated systems often struggle with transparency and generalization to unseen conditions. To address this, we introduce ZETA, a…

Machine Learning · Computer Science 2025-10-27 Jialu Tang , Hung Manh Pham , Ignace De Lathauwer , Henk S. Schipper , Yuan Lu , Dong Ma , Aaqib Saeed

Despite the advances in digital healthcare systems offering curated structured knowledge, much of the critical information still lies in large volumes of unlabeled and unstructured clinical texts. These texts, which often contain protected…

A recent advancement in the domain of biomedical Entity Linking is the development of powerful two-stage algorithms, an initial candidate retrieval stage that generates a shortlist of entities for each mention, followed by a candidate…

Machine Learning · Computer Science 2023-02-01 Maciej Wiatrak , Eirini Arvaniti , Angus Brayne , Jonas Vetterle , Aaron Sim