TY  - RPRT
TI  - A certainty grid to object boundary algorithm 
AU  - Tsai, Tsung-Ming
PY  - 1994
PB  - National Institute of Standards and Technology
CY  - Gaithersburg, MD
SN  - NIST IR 5447
DO  - 10.6028/NIST.IR.5447
ER  -