TY - GEN AU - Jon Geist C2 - , National Institute of Standards and Technology, Gaithersburg, MD DA - 1992-01-01 05:01:00 DO - https://doi.org/10.6028/NIST.IR.5105 LA - en PB - , National Institute of Standards and Technology, Gaithersburg, MD PY - 1992 TI - Machine-assisted human classification of segmented characters for OCR testing and training: ER -