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Once we define Imaging Observation Characteristics and Anatomic Entity Characteristics, we can then talk about Quantification of these characteristics.
This notion of _Quantification_is evolving in AIM 3.0 and AIM Template 1.0 so now is the time to A) comment and B) change your thought processes.
Quantification of a Characteristic can be "present", "absent", "not applicable", a quartile/percentile/n-tile, an arbitrary scale, a Likert scale, or a FLOAT with a UCUM unit.
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