The noise suppressioncomponent removes high frequency noise from the original image by hardware filtering, making the image smoother.
噪声抑制滤波部件的作用是采用硬件滤波的方式，去掉原始图像中的高频噪声，使图像变得更加平滑。
2
This algorithm can adaptively optimize the cost function and reduce the suppression of high frequency component of PET image by adaptively updating linear slope of the RP.