On the use of duration-corrected N-best hypotheses for text recognition in gray-scale document images. - Chinching Yen; Shyh-shiaw Kuo (ICIP (3), 1995)

Degraded Gray-Scale Text Recognition Using Pseudo-2D Hidden Markov Models and N-Best Hypotheses. - Chinching Yen; Shyh-shiaw Kuo (CVGIP Graph. Model. Image Process., 1995)

Minimum error rate training for PHMM-based text recognition. - Chinching Yen; Shyh-shiaw Kuo; Chin-Hui Lee (IEEE Trans. Image Process., 1999)