.. glossary:: :sorted: chart The act of identifying and annotating the landmarks in a sample charted A sample is considered charted when all relevant landmarks have been identified landmark landmarks as a feature that can be consistently located with fairly high precision across individuals; including morphological as well as molecular structures (e.g., gene expression patterns or protein signals). CCF An underlying reference map of organs, tissues, or cells that allows new individual samples to be mapped to determine the relative location of structural regions between samples. :cite:p:`Rood2019`.
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