AMIA2014 Workflow Poster (Tuesday) Check it with Chex: A Validation Tool for Iterative NLP Development

(Quotes from 2014 AMIA proceedings that interest me due to workflow-related implications: Take me to my Workflow-Related #AMIA2014 Papers and Posters rationale!)

5:00 Tuesday

“Chex is a web-based application that can be configured for instance level or classification and extraction NLP system output. NLP system annotations and any associated features are displayed in a user-defined context window from the document. In cases where more context is needed, a single click will pop up the full document text with the annotation information. The interface can be customized by the administrator. In order to simplify management of annotations tasks, Chex is integrated with Business Process Management 2.0 for defining validation workflows, and utilizes a common database schema for reading and writing annotations. Chex uses the open source product Activiti ( for its workflow implementation, allowing for flexibility in how processes are defined and used, and following existing process definition standards”

American Medical Informatics Association 2014 Proceedings

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