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cs.CL2025★ 4 cited
A Fisher's exact test justification of the TF-IDF term-weighting scheme
Paul Sheridan, Zeyad Ahmed, Aitazaz A. Farooque
Term frequency-inverse document frequency, or TF-IDF for short, is arguably the most celebrated mathematical expression in the history of information retrieval. Conceived as a simp…
cs.CL2023★ 1 cited
Heaps' Law in GPT-Neo Large Language Model Emulated Corpora
Uyen Lai, Gurjit S. Randhawa, Paul Sheridan
Heaps' law is an empirical relation in text analysis that predicts vocabulary growth as a function of corpus size. While this law has been validated in diverse human-authored text…