Page History
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Supply the OWL manifest file URI
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Supply the non-OWL manifest file URI
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Find the immediate relations of a Concept
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Find a given code, for example, code 'C1234' in the 'NCI Thesaurus' ontology
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Concept Resolution
Programmers access coded concepts by acquiring first a node set or graph. After specifying optional restrictions, the nodes in this set or graph can be resolved as a list of ConceptReference objects which in turn contain references to one or more Concept objects. The following example provides a simple query of concept codes:
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Service Metadata Retrieval
The LexEVS system maintains service metadata which can provide client programs with information about code system content and assigned copyright/licensing information. Below is an brief example showing how to access and print some of this metadata:
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Combinatorial Queries
One of the most powerful features of the LexEVS architecture is the ability to define multiple search and sort criteria without intermediate retrieval of data from the LexEVS service. Consider the following code snippet:
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Coded Node Graph Restriction
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Resolved Concept References Iterator
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Request Filter Match
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Request Filter
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Request Sort Compare
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Request Sort
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Concept Resolution
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Metathesaurus CUI search
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Metathesaurus Source Code Search
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Search by Existence of a Property
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Search by FULL_SYN with specified source
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Calculate Transitive Closure
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Fetch Definition Source based on Concept Code
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Examine History for NCI Thesaurus or NCI Metathesaurus
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Asserted Value Set Search
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Resolved Value Set Services
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Code Files
BuildTreeForCode
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Utility functions to support the examples.
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