# Glossary for Geospatial Science

### Technical vocabulary defined by MicroImages

**Glossary**

**Kuan (MAP):** Kuan Maximum A Posteri filter; this filter removes speckle from radar images using a maximum likelihood probability approach to estimate the true signal value for the center cell in the filter window. The filter then maximizes a probability function involving the center cell value, the local mean and standard deviation, and the noise standard deviation.