The server is under maintenance between 08:00 to 12:00 (GMT+08:00), and please visit
later.
We apologize for any inconvenience caused
shu zi she xian jian ce tu xiang zhi liang
Author(s): ZHENG Shicai
Pages: 14-
17
Year: 2016
Issue:
1
Journal: Nondestructive Inspection
Keyword: 检测图像; 对比度; 空间分辨力; 信噪比;
Abstract: 数字射线检测技术图像质量因素可概括为对比度、空间分辨力和信噪比。对比度决定了检测图像在射线透照方向的分辨力,空间分辨力决定了检测图像的细节分辨力,信噪比决定了检测图像的细节识别能力。获得的检测图像质量与采用的探测器(系统)性能、采用的射线检测技术参数相关,直接影响对缺陷检验能力。
Citations
No citation found