AIMC Journal:
Journal of biomedical informatics

Showing 631 to 640 of 658 articles

Domain adaption of parsing for operative notes.

Journal of biomedical informatics Feb 7, 2015
BACKGROUND: Full syntactic parsing of clinical text as a part of clinical natural language processing (NLP) is critical for a wide range of applications. Several robust syntactic parsers are publicly available to produce linguistic representations fo...
Data Curation Medical Informatics Humans Vocabulary, Controlled Models, Statistical Software Electronic Health Records Natural Language Processing
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Adaptive semi-supervised recursive tree partitioning: The ART towards large scale patient indexing in personalized healthcare.

Journal of biomedical informatics Feb 3, 2015
With the rapid development of information technologies, tremendous amount of data became readily available in various application domains. This big data era presents challenges to many conventional data analytics research directions including data ca...
Patients Patient-Centered Care Supervised Machine Learning Pattern Recognition, Automated Algorithms Humans Diagnosis, Computer-Assisted Precision Medicine Decision Support Systems, Clinical
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Using natural language processing to extract mammographic findings.

Journal of biomedical informatics Feb 3, 2015
OBJECTIVE: Structured data on mammographic findings are difficult to obtain without manual review. We developed and evaluated a rule-based natural language processing (NLP) system to extract mammographic findings from free-text mammography reports.
Humans Software Algorithms Female Sensitivity and Specificity Mammography Natural Language Processing
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A novel neural-inspired learning algorithm with application to clinical risk prediction.

Journal of biomedical informatics Jan 6, 2015
Clinical risk prediction - the estimation of the likelihood an individual is at risk of a disease - is a coveted and exigent clinical task, and a cornerstone to the recommendation of life saving management strategies. This is especially important for...
Cardiovascular Diseases Humans Risk Assessment Neural Networks, Computer Models, Statistical Algorithms
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Link-topic model for biomedical abbreviation disambiguation.

Journal of biomedical informatics Dec 30, 2014
INTRODUCTION: The ambiguity of biomedical abbreviations is one of the challenges in biomedical text mining systems. In particular, the handling of term variants and abbreviations without nearby definitions is a critical issue. In this study, we adopt...
Reproducibility of Results Support Vector Machine Models, Statistical Information Storage and Retrieval MEDLINE Natural Language Processing Probability Software Algorithms Medical Subject Headings Unified Medical Language System Linguistics
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A fast gene selection method for multi-cancer classification using multiple support vector data description.

Journal of biomedical informatics Dec 27, 2014
For cancer classification problems based on gene expression, the data usually has only a few dozen sizes but has thousands to tens of thousands of genes which could contain a large number of irrelevant genes. A robust feature selection algorithm is r...
Oligonucleotide Array Sequence Analysis Gene Expression Regulation, Leukemic Gene Expression Neoplasms Leukemia Colonic Neoplasms Gene Expression Profiling Pattern Recognition, Automated Diagnosis, Computer-Assisted Humans Software Models, Statistical Artificial Intelligence Gene Expression Regulation, Neoplastic Algorithms Bayes Theorem Support Vector Machine
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Evaluating semantic similarity and relatedness over the semantic grouping of clinical term pairs.

Journal of biomedical informatics Dec 15, 2014
INTRODUCTION: This article explores how measures of semantic similarity and relatedness are impacted by the semantic groups to which the concepts they are measuring belong. Our goal is to determine if there are distinctions between homogeneous compar...
Natural Language Processing Semantics Systematized Nomenclature of Medicine Unified Medical Language System Humans
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Stable feature selection for clinical prediction: exploiting ICD tree structure using Tree-Lasso.

Journal of biomedical informatics Dec 9, 2014
Modern healthcare is getting reshaped by growing Electronic Medical Records (EMR). Recently, these records have been shown of great value towards building clinical prediction models. In EMR data, patients' diseases and hospital interventions are capt...
Decision Trees Bayes Theorem Probability Support Vector Machine Decision Making Regression Analysis Medical Informatics International Classification of Diseases Humans Algorithms Prognosis Risk Factors Logistic Models Electronic Health Records Reproducibility of Results
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Secondary use of electronic health records for building cohort studies through top-down information extraction.

Journal of biomedical informatics Nov 21, 2014
Controlled clinical trials are usually supported with an in-front data aggregation system, which supports the storage of relevant information according to the trial context within a highly structured environment. In contrast to the documentation of c...
Software Algorithms Research Design Databases, Factual Humans Natural Language Processing Data Mining Information Storage and Retrieval Medical Informatics Computer Graphics Cohort Studies United States Electronic Health Records Europe Reproducibility of Results User-Computer Interface
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Quantifying the determinants of outbreak detection performance through simulation and machine learning.

Journal of biomedical informatics Nov 6, 2014
OBJECTIVE: To develop a probabilistic model for discovering and quantifying determinants of outbreak detection and to use the model to predict detection performance for new outbreaks.
Disease Outbreaks ROC Curve Computational Biology Bayes Theorem Algorithms Computer Simulation Sensitivity and Specificity Humans Probability Machine Learning False Positive Reactions
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