Data Quality

Picture yourself uploading a 50-page annual report, with two columns of text and a stack of financial tables, to a chatbot and asking one question: what was last year's revenue? In the bad case, the model makes up a number or insists the document never says. The

A company with years of consistent service records can forecast failures; one without cannot. Curated reality is the scarce asset now.

A committee approves a model because it leads a leaderboard. Nobody in the room asked who decided what that leaderboard measures.

Google researchers asked 53 practitioners about their data. Ninety-two percent had watched a data problem surface much later in a live system.

Correct the labels in ImageNet and ResNet-18 overtakes ResNet-50. Benchmarks are treated as ground truth and almost never audited.