融合不同像元尺寸图像传感器探测结果的目标检测方法

Target Detection Method Using the Results of Different Pixel Sizes Image Sensors

为了提升对光学小目标的位置检测精度,给出多像元相融合的尺寸图像传感器探测结果的目标检测法.通过在系统中使用像元尺寸为1.6微米和14微米的图像传感器采集目标信息,利用基于现场可编程门阵列器件的实时处理系统,分别对两个传感器采集获得的图像进行预处理,并计算目标位置,进一步采用加权算法将所得位置结果融合,得到最终的位置坐标信息.实验结果表明,所提目标检测方法能够有效降低系统误差,提高检测精度.

In order to improve the accuracy of position detection of small target,a target detection method based on multi pixel size image sensor is proposed.Firstly,the target information is acquired by using the pixel size of1.6micron and14micron image sensor.Then the image is processed by the real-time processing system based on field programmable gate array device.The target position is calculated.Finally,a weighted algorithm is used to fuse the results obtained from the position.Experimental results show that the proposed method can effectively reduce the system error and improve the accuracy of detection.