What Is Backfilling in Data?

There's some hits on Google, but nothing satisfactory. For example, the first hit for me is

The process of completing multiple diary or other data reporting forms at the same time, instead of within the requested time interval, resulting in retrospective or memory-biased data. Source.

Can anyone give a bit more complete of a definition with an example?

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Sarah Jenkins

Sarah Jenkins

Senior Technology Editor & AI Specialist

Sarah Jenkins is a veteran tech journalist with over 12 years of experience covering artificial intelligence, mobile innovations, and digital ethics. Her insights have appeared in leading technology publications worldwide.

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