针对这一种情况，本课题提出了一套基于灰度图像雕刻的激光雕刻控制系统设计方案，使雕刻的图像具有一定的灰度层次，更加逼进真实图像。
This work will study a designed project of the laser-carving control system on the base of carving gray degree images, by which the carved images will have more gray degrees.
结合梯度和灰度这两种图像的本质特征，提出一种基于边界梯度控制的最大熵阈值分割方法。
Combining the two essential characteristics of the image, the gradient and the gray level, a threshold segmentation approach using maximum entropy with the gradient boundary control was proposed.
本文详细介绍了设计实现为256级灰度图像显示，并通过以太网实现远程高速图像数据传输的异步led显示屏控制器的硬件系统设计。
It introduces in detail the design of 256 gray-grade image displaying and Ethernet communication technology application in LED panel control system.
采用FPGA控制技术实现了改进型pwm灰度调制，减少了FED图像灰阶损失，提高了图像显示质量。
The FPGA technology was used to achieve an improved control of grayscale PWM modulation. It can reduce the loss of FED grayscale images and improve image display quality.
采用C语言完成了灰度转换、图像差分、中值滤波、光流估计、形心确定、高速球控制等软件模块的程序设计，调试出程序执行时间并做了实时性分析；
Most software module programs are compiled with the language C, and the execution time of the program is debugged and the real-time performance compared as well.
采用C语言完成了灰度转换、图像差分、中值滤波、光流估计、形心确定、高速球控制等软件模块的程序设计，调试出程序执行时间并做了实时性分析；
Most software module programs are compiled with the language C, and the execution time of the program is debugged and the real-time performance compared as well.
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