A Comparative Study of Histogram Equalization (HEQ) for Robust Speech Recognition Shih-Hsiang Lin author Yao-Ming Yeh author Berlin Chen author 2007-06 text International Journal of Computational Linguistics & Chinese Language Processing, Volume 12, Number 2, June 2007 conference publication lin-etal-2007-comparative https://aclanthology.org/O07-4006/ 2007-06 217 238