TY - RPRT TI - Direct modeling parameter signature analysis and failure mode prediction of physical systems using hybrid computer optimization AU - Drake, R. L. AU - Duvoisin, P. F. AU - Asthana, A. AU - Mather, T. W. PY - 1971 UR - https://ntrs.nasa.gov/citations/19720011587 ID - 19720011587 ER -