Because of low contrast,blurry edges and low SNR of infrared image,this paper proposes an improved segmentation method of local entropy based transition region extraction.

• 针对红外图像普遍存在目标与背景对比度较低、目标边缘模糊和信噪比低等特点,提出了改进的基于局部熵过渡区提取的分割方法。