Are you referring to a specific like the Google Ngram corpus or a physics problem involving mass?
: Files with these names often store spectral data where "long feature" refers to extended data columns or high-resolution "long-run" analysis of mass fragments (measured in grams/moles) [11]. Understanding "Long Feature" 103_gram.txt
While there is no single widely-known document with this exact name, the "103_gram" and ".txt" format suggest a few technical possibilities: Are you referring to a specific like the