The EFA 2100A simulation platform is used for developing digital scene matching and automatic target recognition algorithms for cruise missiles. It allows importing of trajectory data, uses synthetic and true geographic information system/digital terrain model data, and models terrain contour matching, digital scene matching, cruise motion phases, data linking with programmed, true and measured trajectory and link error modeling. It also enables circular error probability computations and 2D and 3D visual animation for applications in cruise missile development and automatic target recognition algorithm development.