1) image subtraction
图像相减
1.
By using the concept of optical filtering system,this paper builds mathematic mold of image subtraction,deduces mathematic expression of image subtraction,elaborates their physical meaning,and standardizes their applicable range and condition.
借用光学滤波系统理论,得出了傅里叶变换实现图像相减的数学表达式,诠释了其物理意义,规范了其适用范围和使用条件。
2.
By generalizing the concept of symmetric image subtraction,build mathematic mold of dissymmetric image subtraction,deduced mathematic expression of image subtraction,elaborated theirs physical meaning,and standardized theirs applicable range and condition.
借用光学滤波系统理论,对对称图像相减的数学模型进行推广,得出了傅里叶变换实现非对称放置两个图像相减的数学表达式,诠释了其物理意义,规范了其适用范围和使用条件。
3.
By means of image subtraction, the variation of IR temperature field distribution was presented.
把一种特殊的红外热图文件转换成了温度文件(纯文本格式),获取了温度场温度值数据的分布,进而用阈值设定伪彩色处理的方法实现了灵活的图像分割,用图像相减的方法获得了红外辐射温度场分布的变化,同时抑制了静态噪声的影响。
2) optical image minus
光学图像相减
1.
this lectureuse the method of the fourier optical,use the optical measure of frequency chart,with the optical image minus and unite tansform relate way,do the dynamic、intelligent and unmanned recently measure.
为此,主要利用傅立叶光学原理,将频谱术利用到病虫害的光学监测上来,通过光学图像相减和联合变换相关的方法,对温室内的病虫害实施动态的、智能的、无人化的实时监测,对潜在的病虫害进行预警,实现对温室的全自动化管理,从而有效保证人民群众的日常生活利益。
3) IFDMFS
帧图像相减法
4) real-time optical image subtraction
实时光学图像相减
1.
This paper introduces a new method of real-time optical image subtraction realizedby grating encoding.
介绍一种利用光栅编码实现实时光学图像相减的新方法。
6) image subtraction
图像减法
1.
The possibility of image storage and parallel incoherent image subtraction was experimentally demonstrated, using electtontrapping film whose thickness is approximately 200 μm.
利用～２００μｍ厚的电子俘获薄膜在实验上证明了图像存储和图像减法的可能性。
补充资料：高光谱分辨率遥感图像及图像光谱信息提取
高光谱分辨率遥感图像及图像光谱信息提取
高光谱分辨率遥感图像及图像光谱信息提取 郑兰芬供稿
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条