On ‘ground’ truth and why we should abandon the term

I make a case to abandon the use of term “ground truth.” After brief history that indicates its military origins, two main arguments are presented against term. The first is from measurement theory. second by way presenting three examples: in crop mapping, which truth” may have some validity. This as exception prove rule. example looks at albedo, measurand same for local and remote measurements, evidence provided support this paper’s argument. third scattering phase center radar. In case, different an argument given why does not warrant Finally, heuristic checklist seeks guide readers reflect on whether or their particular field measurements should be referred provided.