According to SAR imaging feature to ships,a method using back propagation(BP)neural network to detect shipson SAR image is put forward on the basis of summarizing the existing ship detection methods.

• 在总结已有的舰船检测方法的基础之上，根据舰船目标在SAR图像中的成像特点，提出了利用BP神经网络实现SAR水面舰船目标识别实验。