Yea S. Huang Ching Y. Suen A Method of Combining Multiple Experts for the Recognition of Unconstrained Handwritten Numerals. 90-94 1995 17 IEEE Trans. Pattern Anal. Mach. Intell. 1 http://doi.ieeecomputersociety.org/10.1109/34.368145 db/journals/pami/pami17.html#HuangS95