Structural measures to track the evolution of SNOMED CT hierarchies von Wei, Duo, (Helen) Gu, Huanying, Perl, Yehoshua, Halper, Michael, Ochs, Christopher, Elhanan, Gai, Chen, Yan

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A chemical specialty semantic network for the Unified Medical Language System von Morrey, C Paul, Perl, Yehoshua, Halper, Michael, Chen, Ling, Gu, Huanying “Helen”

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Structural group-based auditing of missing hierarchical relationships in UMLS von Chen, Yan, Gu, Huanying (Helen), Perl, Yehoshua, Geller, James

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Quality Assurance of UMLS Semantic Type Assignments Using SNOMED CT Hierarchies von Gu, H., Chen, Y., He, Z., Halper, M., Chen, L.

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A study of terminology auditors’ performance for UMLS semantic type assignments von Gu, Huanying (Helen), Elhanan, Gai, Perl, Yehoshua, Hripcsak, George, Cimino, James J., Xu, Julia, Chen, Yan, Geller, James, Paul Morrey, C.

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Structural group auditing of a UMLS semantic type’s extent von Chen, Yan, Gu, Huanying (Helen), Perl, Yehoshua, Geller, James, Halper, Michael

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Relationship auditing of the FMA ontology von Gu, Huanying (Helen), Wei, Duo, Mejino, Jose L.V., Elhanan, Gai

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Auditing concept categorizations in the UMLS von Gu, Huanying (Helen), Perl, Yehoshua, Elhanan, Gai, Min, Hua, Zhang, Li, Peng, Yi

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Evaluation of a UMLS Auditing Process of Semantic Type Assignments von Gu, Huanying Helen, Hripcsak, George, Chen, Yan, Morrey, C Paul, Elhanan, Gai, Cimino, James, Geller, James, Perl, Yehoshua

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A methodology for partitioning a vocabulary hierarchy into trees von Gu, Huanying (Helen), Perl, Yehoshua, Geller, James, Halper, Michael, Singh, Mansnimar

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Using a Similarity Measurement to Partition a Vocabulary of Medical Concepts von Gu, Huanying Helen, Geller, James, Liu, Li-min, Halper, Michael

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Using the metaschema to audit UMLS classification errors von Gu, Huanying Helen, Min, Hua, Peng, Yi, Zhang, Li, Perl, Yehoshua

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How to Partition a Complex Schema of a Medical Terminology von Gu, Huanying (Helen), Perl, Yehoshua, Halper, Michael, Geller, James, Kuo, Feng-shen, Cimino, James J.

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