In order to measure the Modulation Transfer Function (MTF) of image sensor conveniently, contact measurement using rectangle template is proposed based on sine template contact measurement.
为了方便地测量图像传感器的调制传递函数(MTF),在正弦模板法基础上,提出了矩形模板接触测量的方法。
Several image fusion algorithms, such as contrast modulation fusion, false color fusion and wavelet transform fusion have been adopted to realize the fusion of visual and infrared images.
采用了几种图像融合算法如对比度调制融合、伪彩色融合和小波变换融合法,实现了对红外和可见光图像的融合。
Precise modulation, vivid color reproduction and excellent image quality make this the outstanding film for nature, fashion, products, interiors, and artwork photography.
精确的影调,逼真的色彩再现及出色的影像质量使该胶卷适于自然、流行时尚、产品、室内、艺术摄影。
At last, it is presented that image quality assessment method combined modulation transfer function (MTF) with human visual system (HVS) may be a new breakthrough to solve the image quality problem.
文章最后指出基于调制传递函数(MTF)测定并结合人眼视觉系统(HVS)模型的影像质量评价方法有望成为解决影像质量评价难题的突破点。
The results show that Fourier Series Smoothing method is not only an efficient method, but also is easy to estimate image quality using modulation transfer function.
试验结果表明:付立叶级数滤波法是一种行之有效的方法,并便利于用调制传递函数评价影象质量。
According to optical transfer function, degree of modulation and apperceive degree of space frequency vision vs object image, TIFF grayscale scenograph is made.
根据光学传递函数、调制度和空间频率视觉及对物象的感知程度,制作TIFF格式透视灰度图。
Image form a variety of modulation algorithm to display the actual results.
形式展示了各种调制算法的实际运行结果。
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。
In this paper, a new method for the white-light image processing using speckle modulation screen is presented.
本文提出了白光图象处理的一种新方法——散斑调制屏法。
The variation of brightness and chromaticity of output image with modulation depth in phase-modulated colour encoding image is investigated.
本文讨论了位相调制彩色编码输出图象的色度、亮度随调制深度变化的规律。
Increases both in image contrast and in image color are completed by duplicating ERS image, filtering and grating modulation.
利用该方法对资源卫星图片世行翻拍、滤波和光栅调制,实现图象的反差增强和假彩色增强。
It is feasible that to use CCD device and image processing system in measurement of the modulation transfer function (MTF) of X-ray film and luminescent screen.
本文论证了利用CCD测定X射线胶片和增感屏调制传递函数的可行性,并给出了一种适用于CCD测试数据的处理方法。
In order to cut down the power consumption of LCD backlight and maintain the image quality, a modulation algorithm that based on hierarchical tone mapping for LED backlight is proposed.
为了节省液晶显示器背光功耗的同时保持图像质量,提出了基于分层色调映射的LED背光调制算法。
The optical modulation system generates and modulates light and generates an image in response to the drive control signal and then scans the image for projecting onto a screen.
所述光学调制系统响应 于所述驱动控制信号来产生和调制光并产生图像并随后扫描所述图像以 便投射到屏幕上。
Modulation Transfer Function (MTF) is applied to image assessment for an imaging device.
调制传递函数(MTF)应用于成像设备的解像力评价。
Modulation of spatial frequency by means of multidimensional holographic modulating board can bring about transformation from object via frequency to image and implement pseudo-color coding.
通过多维全息调制板对空间频率进行调制,完成物-频-像的变换过程,可实现空间假彩色编码。
The (001) structure image revealed also the lattice modulation of wustite.
取向的结构象也清楚地显示该调制结构。
A system was set up to test the modulation transfer function (MTF) of a photoelectric simulation system. The method used the ratio of magnitude of the output image to the input image.
建立了某光电仿真系统的调制传递函数(MTF)评测系统,系统采用频谱对比法测试了仿真系统的MTF。
It describes design idea of axial split-image prism, then analyzes and calculates the primary (tolerance), lastly presents modulation method of split-image prism group.
介绍了轴向合像棱镜的设计思想,并对其主要公差要求进行了分析和计算,还介绍了合像棱镜组的调整方法。
Took simulated CT scan for these patients post surgery and designed Intensity modulation radiation therapy (IMRT) and proceeded with image-guided IMRT.
术后进行模拟CT扫描,设计调强放疗计划,进行图像引导的调强放疗。
The Modulation Transfer Function(MTF) and the geometric blur spot show the perfect image quality of the projection optics.
最后分析了光学系统性能参数与指标要求的符合。
Experimental results show the optical re-constructed image and numerical reconstructed image are similarity, thus the accuracy of phase modulation characteristics is verified.
实验结果表明,光学再现像与数值模拟结果相吻合,从而验证了纯相位调制特性测量的准确性。
Experimental results show the optical re-constructed image and numerical reconstructed image are similarity, thus the accuracy of phase modulation characteristics is verified.
实验结果表明,光学再现像与数值模拟结果相吻合,从而验证了纯相位调制特性测量的准确性。
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