true target meaning in English

真实目标

The image after segmentation still has the noise and the other disturber , it is hard to detect by only one frame image . so the method by use of the relation by frame series is accepted to detect the true target
对于经过分割以后的目标图像,由于存在噪声和其他干扰,因此很难利用单帧信号来实现对目标的可靠检测,故此利用序列图像中上下多帧的相关信息,实现对目标进行有效的检测。
The targets have their actual " size " other than a point , so using the distributed model to describe the target can be more exactly fixed with the true target than a point source , can more satisfy the request of the modern weapons to target identification and attack with precision
实际目标具有一定的体积，用分布式模型来描述目标会比点目标更真实，更能满足现代武器装备对目标识别和精确攻击目标要害部位的要求。