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CBIIT’s mission is to provide and advocate for the appropriate use of data science, informatics, and information technology (IT) to support and accelerate the NCI Mission to prevent cancer, treat cancer, and improve cancer outcomes. An important role of the NCI Semantic Infrastructure (SI) is to support the NCI research mission through community definition and collection of metadata. Data that have well defined linked metadata can improve the use, interpretation, and reuse of data and the extraction of information and knowledge from these data. Supporting both human readable and machine-readable definitions and metadata has been an important driver for the NCI Semantic Infrastructure. These general metadata characteristics are also among the key principles for data citation , and citation and are noted to enable data access, verifiability, and discoverability.

The primary goals for updating the metadata services are to:

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- The goal of these services are to provide the ability to leverage the semantics of CDEs to explore the meaning of the CDE, the meaning of directly related data, discovery of related data elements, data, and information using semantic web technologies.

3.1.2.10 Community Pages

- Provide the ability to organize content by communities, where CDEs, measures, CRFs and other related information about how to use the standards can be found

3.1.3    New API Services

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