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Cheryl Clark

Researcher at Mitre Corporation

Publications -  14
Citations -  521

Cheryl Clark is an academic researcher from Mitre Corporation. The author has contributed to research in topics: Set (abstract data type) & Statistical classification. The author has an hindex of 8, co-authored 14 publications receiving 461 citations.

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The MITRE Identification Scrubber Toolkit: Design, training, and assessment

TL;DR: The open source MITRE Identification Scrubber Toolkit (MIST) provides an environment to support rapid tailoring of automated de-identification to different document types, using automatically learned classifiers to de-identified and protect sensitive information.
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Negation's not solved: generalizability versus optimizability in clinical natural language processing.

TL;DR: This work proposes that an optimizable solution does not equal a generalizable solution, and introduces a new machine learning-based Polarity Module for detecting negation in clinical text, and extensively compare its performance across domains.
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Identifying Smokers with a Medical Extraction System

TL;DR: A medical information extraction system that combines a rule-based extraction engine with machine learning algorithms to identify and categorize references to patient smoking in clinical reports and shows overall accuracy in the 90s on all data sets used.
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Hiding in plain sight: use of realistic surrogates to reduce exposure of protected health information in clinical text

TL;DR: Experimental results suggest approximately 90% of residual identifiers can be effectively concealed by the HIPS approach in text containing average and high densities of personal identifying information, which suggests HIPS is feasible, but requires further evaluation.
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Habitat-Lite: A GSC Case Study Based on Free Text Terms for Environmental Metadata

TL;DR: The goal of the work described here is to provide a light-weight, easy-to-use (small) set of terms ("Habitat-Lite") that captures high-level information about habitat while preserving a mapping to the recently launched Environment Ontology (EnvO).