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Fig. 2 | Journal of Biomedical Semantics

Fig. 2

From: Temporal information extraction from mental health records to identify duration of untreated psychosis

Fig. 2

Filtering steps from EHR documents related to early psychosis intervention services. First, we retain documents with length and average line length (avg_line_length) greater than a certain threshold. Then, we keep documents including at least one psychosis symptom keyword (from a list of predefined keywords). Finally, we retain documents containing more than five time expressions (as automatically extracted by a rule-based system)

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Journal of Biomedical Semantics

ISSN: 2041-1480