Which field would show that a document is 100% similar to another?

The selection of the first choice is grounded in the concept of textual near duplicate similarity, which specifically measures how closely two text documents resemble each other. A document showing 100% similarity to another means that every element of the text in one document is replicated in the other—this is an essential function of the textual near duplicate similarity field.

This field is particularly valuable in various contexts, including plagiarism detection, document verification, and content management, as it allows users to accurately identify instances where materials have been copied or closely paraphrased. By using this approach, practitioners can make informed decisions regarding the originality and integrity of textual content.

The other options represent different aspects or methodologies that do not specifically focus on the idea of measuring similarity in a direct manner. For instance, textual near duplicate principal might refer to broader guidelines or frameworks for assessing textual similarity rather than providing a specific metric. The document comparison rate could imply a general assessment of differences rather than a definitive measure of sameness. Lastly, a similarity indicator could serve multiple functions but lacks the specificity in quantifying the degree of similarity as robustly as the textual near duplicate similarity does.