If you are looking for a "proper paper" (scientific or academic publication) associated with a dataset of this specific size or name, there are two primary possibilities: 1. Linguistic Analysis & Frequency Dictionaries
In modern machine learning, the number frequently appears in the arXiv Dataset , which contains 215,000 pairs of scientific papers and abstracts. While often used for English, multilingual variants or cross-lingual summarization studies (e.g., French-to-English) often utilize these specific counts. Technical Contexts for "215K French.txt" Download 215K French txt
A common reference for a dataset of approximately 215,000 words is an academic paper discussing the processing of the by Lionel Groulx. If you are looking for a "proper paper"