The simulation result shows the fuzzy kalman filter can effectively reduce the depth error of the orientation system and restrain the the filtering radiation resulting from the appearance of the measure data with big errors 仿真結果表明模糊卡爾曼濾波器能有效地降低定位系統(tǒng)的深度誤差,抑制因野值的出現(xiàn)而導致的濾波發(fā)散。