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Related papers: Cohort Retrieval using Dense Passage Retrieval

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The development of electronic health records (EHR) systems has enabled the collection of a vast amount of digitized patient data. However, utilizing EHR data for predictive modeling presents several challenges due to its unique…

Machine Learning · Computer Science 2024-08-14 Jiaqi Wang , Junyu Luo , Muchao Ye , Xiaochen Wang , Yuan Zhong , Aofei Chang , Guanjie Huang , Ziyi Yin , Cao Xiao , Jimeng Sun , Fenglong Ma

It is always a challenge for recommender systems to give high-quality outcomes to cold-start users. One potential solution to alleviate the data sparsity problem for cold-start users in the target domain is to add data from the auxiliary…

Information Retrieval · Computer Science 2024-02-06 Yuner Xuan

Electronic health records (EHRs) contain a vast amount of high-dimensional multi-modal data that can accurately represent a patient's medical history. Unfortunately, most of this data is either unstructured or semi-structured, rendering it…

Computation and Language · Computer Science 2023-12-06 Ashwyn Sharma , David I. Feldman , Aneesh Jain

High Recall Retrieval (HRR), such as eDiscovery and medical systematic review, is a search problem that optimizes the cost of retrieving most relevant documents in a given collection. Iterative approaches, such as iterative relevance…

Information Retrieval · Computer Science 2024-05-08 Eugene Yang

Electronic Health Records (EHRs) provide vital contextual information to radiologists and other physicians when making a diagnosis. Unfortunately, because a given patient's record may contain hundreds of notes and reports, identifying…

Modern, large scale monitoring systems have to process and store vast amounts of log data in near real-time. At query time the systems have to find relevant logs based on the content of the log message using support structures that can…

Information Retrieval · Computer Science 2024-03-28 Julian Reichinger , Thomas Krismayer , Jan Rellermeyer

Entity linking aims to link ambiguous mentions to their corresponding entities in a knowledge base. One of the key challenges comes from insufficient labeled data for specific domains. Although dense retrievers have achieved excellent…

Computation and Language · Computer Science 2023-10-20 Yulin Chen , Zhenran Xu , Baotian Hu , Min Zhang

Modeling patient disease progression using Electronic Health Records (EHRs) is critical to assist clinical decision making. While most of prior work has mainly focused on developing effective disease progression models using EHRs collected…

Machine Learning · Computer Science 2021-03-23 Farzaneh Khoshnevisan , Min Chi

Deep learning (DL) based predictive models from electronic health records (EHR) deliver impressive performance in many clinical tasks. Large training cohorts, however, are often required to achieve high accuracy, hindering the adoption of…

Computation and Language · Computer Science 2020-05-27 Laila Rasmy , Yang Xiang , Ziqian Xie , Cui Tao , Degui Zhi

Objective: To transform heterogeneous clinical data from electronic health records into clinically meaningful constructed features using data driven method that rely, in part, on temporal relations among data. Materials and Methods: The…

Machine Learning · Computer Science 2017-06-22 Edward Choi , Andy Schuetz , Walter F. Stewart , Jimeng Sun

Many discriminative natural language understanding (NLU) tasks have large label spaces. Learning such a process of large-space decision making is particularly challenging due to the lack of training instances per label and the difficulty of…

Computation and Language · Computer Science 2023-10-31 Nan Xu , Fei Wang , Mingtao Dong , Muhao Chen

Dense passage retrieval (DPR) models show great effectiveness gains in first stage retrieval for the web domain. However in the web domain we are in a setting with large amounts of training data and a query-to-passage or a query-to-document…

Information Retrieval · Computer Science 2022-08-16 Sophia Althammer , Sebastian Hofstätter , Mete Sertkan , Suzan Verberne , Allan Hanbury

Hypercomplex signal processing (HSP) offers powerful tools for analyzing and processing multidimensional signals by explicitly exploiting inter-dimensional correlations through Clifford algebra. In recent years, hypercomplex formulations of…

Signal Processing · Electrical Eng. & Systems 2026-03-02 Kumar Vijay Mishra , Henry Arguello , Brian M. Sadler

Despite the advantages of their low-resource settings, traditional sparse retrievers depend on exact matching approaches between high-dimensional bag-of-words (BoW) representations of both the queries and the collection. As a result,…

Information Retrieval · Computer Science 2024-04-16 Dahlia Shehata

Research is a tertiary priority in the EHR, where the priorities are patient care and billing. Because of this, the data is not standardized or formatted in a manner easily adapted to machine learning approaches. Data may be missing for a…

Machine Learning · Computer Science 2017-07-25 Brett K. Beaulieu-Jones

The work of neural retrieval so far focuses on ranking short texts and is challenged with long documents. There are many cases where the users want to find a relevant passage within a long document from a huge corpus, e.g. Wikipedia…

Information Retrieval · Computer Science 2024-06-11 Kexin Wang , Nils Reimers , Iryna Gurevych

Electronic medical record (EMR) data contains historical sequences of visits of patients, and each visit contains rich information, such as patient demographics, hospital utilisation and medical codes, including diagnosis, procedure and…

Machine Learning · Computer Science 2020-07-24 Bhagya Hettige , Yuan-Fang Li , Weiqing Wang , Suong Le , Wray Buntine

This article reviews recent advances in applying natural language processing (NLP) to Electronic Health Records (EHRs) for computational phenotyping. NLP-based computational phenotyping has numerous applications including diagnosis…

Computation and Language · Computer Science 2018-06-18 Zexian Zeng , Yu Deng , Xiaoyu Li , Tristan Naumann , Yuan Luo

Despite the advantages of their low-resource settings, traditional sparse retrievers depend on exact matching approaches between high-dimensional bag-of-words (BoW) representations of both the queries and the collection. As a result,…

Information Retrieval · Computer Science 2022-08-11 Dahlia Shehata , Negar Arabzadeh , Charles L. A. Clarke

Pulmonary diseases rank prominently among the principal causes of death worldwide. Curing them will require, among other things, a better understanding of the complex 3D tree-shaped structures within the pulmonary system, such as airways,…

Computer Vision and Pattern Recognition · Computer Science 2024-10-21 Kangxian Xie , Jiancheng Yang , Donglai Wei , Ziqiao Weng , Pascal Fua