Robert S. Chen

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OBJECTIVE The study examined whether prescription data from a computerized database could be used to measure conformance with treatment recommendations of the Schizophrenia Patient Outcomes Research Team (PORT). METHODS Records of an academically affiliated Veterans Affairs medical center were reviewed to identify patients who were hospitalized for(More)
OBJECTIVES To explore the feasibility of using the National Library of Medicine's Unified Medical Language System (UMLS) Metathesaurus as the basis for a computational strategy to identify concepts in medical narrative text preparatory to indexing. To quantitatively evaluate this strategy in terms of true positives, false positives (spuriously identified(More)
Long-term preservation and stewardship of scientific data and research-related information are vitally important to future science and scholarship. Scientific data archives can offer capabilities for managing and preserving disciplinary and interdisciplinary data for research, education, and decision-making activities of future communities of users. Meeting(More)
video and hardcoPy Archival videos of the presentations from this session are available through Aspen Global Change Institute's website, www.agci.org. Hardcopy versions of the report are also available on a cost of reproduction basis. Contact AGCI for more information. Publications of AGCI are available on-line in cooperation with the Global Change Research(More)
Data Science Journal are simultaneously publishing " Toward Implementation of the Global Earth Observation System of Systems Data Sharing Principles. " The paper is a collaborative, interdisciplinary product of a number of authors who participated in the Group on Earth Observations (GEO) Task DA-06-01 on furthering the practical application of the agreed(More)