Combined with the different clutter scatter mechanism , the clutter is divided into three classes : the homogeneous clutter regions , the heterogeneous clutter regions and the extremely heterogeneous clutter regions 結(jié)合不同雜波的散射機(jī)理,把雜波分為三大類:均勻雜波、一般不均勻雜波以及極不均勻雜波。