| 1. | When the radar is narrow band , radar target is studies as a point target . target and clutter are modeled as having a zero - mean complex gaussian probability density function ( pdf ) . target is assumed as slowly - fluctuant 窄带条件下,雷达目标可以看作是一个点目标,假设目标和杂波都服从零均值的复高斯分布,目标为慢起伏。 |