The key here is that the known, good files need to originate from the same source as the suspect files ( that is, the digital camera or scanner), or as close a match as possible for the comparison to be effective. 关键在于,已知的原文件必须与可疑文件出处相同(即数码相机或扫描仪),或者尽可能的匹配,这样才能有效检测。
Development of Real-time Digital Recording Appliance for IR/ UV Scanner 红外/紫外扫描仪实时数字记录装置的研制
Arsenius said you had to have a digital camera to send pictures, or a scanner, which was cheaper. 阿森纽斯说要想把照片发给别人,就得买一个数码相机或者扫描仪,后者便宜些。
This paper presents a method to realize the digital design and manufacturing of sampling tube by using a high-precision scanner to get a quick scanning scene. 现综述了医学领域中应用的剂量计的原理、胶片类型和材料组成、胶片特性、刻度方法、黑度扫描计系统及医学应用。
ALE-ALE aligns and merges several similar images from a digitizing device ( such as a digital camera or scanner) into a single image. ALE从一个数字化装置(码相机或扫描仪)把几个类似的图像排列并归并成一个图像。
ACQUISITION-The image file may be produced by acquiring an image with a digital camera or by digitizing a paper photograph with a scanner. 获取-照片文档必须由数码相机拍摄获取图像产生,或由扫描仪将纸制照片扫描入电脑产生。
This wizard helps you print photographs from a digital camera or scanner. 该向导帮助您从数字照相机或扫描仪打印照片。
No scanner or digital camera software has been installed on this computer. If you have a scanner or digital camera, make sure its software is installed. 本机还没有安装扫描仪或数字相机软件。如果有扫描仪或数字相机,请确保安装其软件。
According to the need of saving core resources in digital forms, a colorized linear CCD image acquisition system for core image scanner was designed and implemented. The design of the software and hardware was described in detail. 针对岩心资源数字化的需求,设计并实现了一种用于岩心图像扫描仪的彩色线阵CCD图像采集系统。
Digital signal processing techniques in the ultrasonic sector scanner 扇形扫描多功能超声诊断仪中的数字信号处理技术
Measuring dose distribution should expose the film first, then scan the data into the computer with the special radiotherapy physical digital scanner, and used 1 mm × 1 mm lattice to derive 140 mm × 140 mm dose distribution data. 剂量分布的测量应先照片,再用放射物理专用的数字化扫描仪将胶片灰阶扫入计算机,并以1mm×1mm为矩阵得出140×140个剂量分布的数据。
Study on Obtaining Digital Image of Seeds by Scanner 利用扫描仪获取种子图像的研究
Finally, the author discussed the digital PID closed loop control of the scanner in z-direction, the automatic approaching of the tip using step-motor, and also some Electro-Magnetic Interferences. 论文最后还介绍了扫描管Z向的数字PID闭环控制,步进电机的自动进针,并对实际出现的一些电磁干扰问题作了讨论。
The red, green and blue digital color values of a digital image, from a flatbed scanner, were related with optical densities, and their standard deviations were composed into graininess. 该方法建立了数字影像中红、绿、蓝色值与印片三色光学密度的关系,由三色数值标准偏差的平方加权组合形成颗粒性评价值。
A digital scan converter for B-mode sector scanner is presented in this paper. 本文介绍一种用于B型扇扫超声成像的数字扫描变换器。
A Design of Virtual Digital Scanner Based on FPGA 一种基于FPGA技术的虚拟数字扫频仪的设计
On the basis of analyzing the students requirements and peculiarities, making use of digital camera, scanner, video frequency condensable card, and computer to create a disc for teaching "urethral catheterization". 该课件在分析学生需求及特性的基础上,利用数码相机、扫描仪、视频压缩卡、计算机等设备将导尿术教学内容制成光盘。
Research on Digital Transient Scanner 数字瞬态记录仪的研制
Based on the protection technology development of digital minorities 'ancient books, the methods of secondary development for scanner at present is analysed and discussed the virtues and defects of scanner secondary programming with TWAIN interface and the basic function can be effected. 文中以民族古籍数字化保护技术开发为基础,分析了扫描仪的二次开发方法,讨论了TWAIN接口的扫描仪二次开发的优缺点,以及可实现的基本功能。
It talks about digital scanner solution and defect quantitative analysis in the classical radiography. 介绍了利用高精度扫描设备,将射线底片转化为数字图像并进行缺陷定量分析的技术应用。
This thesis studies different ways of digital image acquirement and analyzes various factors 'influences on image forming quality during imaging process, for example, it investigates digital camera CCD hot pixel and scanner detection problems and establishes scan parameters. 本文通过对数字影像不同获取方式的研究,分析了影像获取过程中诸因素对最终构像质量的影响,对扫描仪检测、扫描参数确定以及数字相机CCD噪点检测等问题进行了研究和实验。
The core digital image scanner is a typical example of utilizing the technology of image mosaic. The core is the most important, firsthand, frequently used materials in exploration of oil and geology research, its functions can not be replaced by other indirect exploring method. 岩芯数字图像扫描仪是应用图像拼接技术较成功的实例之一。岩芯是油气勘探和地质研究工作中最关键、最直观、最常用的实物资料,其作用是各种间接的探测方法所不能代替的。
A Digital Receiver Based on Direct RF Sampling for Low-field MRI Scanner 用于低场磁共振成像的直接射频采样数字接收机
Recent years, digital input devices ( such as digital camera, scanner) and digital output devices are more popular in the field of Photography& Photo Enlargement. 随着近年来数码摄影的日益流行,各种数码输入设备如数码相机、扫描仪等以及数码输出冲印设备的普及程度越来越高。
Design Program in VC to Acquire Image by Digital Camera and Scanner 用VC设计数码相机、扫描仪的图像采集程序
A novel method for measuring individual leaf area of vegetables was developed using digital image processing techniques and scanner. 采用平台扫描仪获取叶片的数字图像,建立运用数字图像处理技术测定蔬菜叶面积的方法。
The Geometric Rectification of Digital Multispectral Scanner ( MSS) Imagery in Remote Sensing 遥感多光谱扫描(MSS)数字影象的几何纠正
Utilizing PHOTOSHOP to carry on graph processing is one digital picture strengthened technology, and the original picture can be obtained through scanner or through the digital camera. 利用PHOTOSHOP进行图形处理,就是一种数字图像增强技术,其处理的原图可以通过扫描仪进行获取也可以通过数码相机获取。
Methods: To collect the materials of hemiplegia rehabilitation from Internet and digital camera and scanner with using Frontpage 2000 and Photodraw for programming. 方法:通过网络收集偏瘫康复治疗的各种多媒体素材,采用数码相机、扫描仪等对部分图像实现数字化,以Frontpage2000、Photodraw等为制作软件。
Digital image devices, such as color display, color scanner, color printer and etc., are being extensively utilized in industry, life and scientific research. 彩色显示器、彩色扫描仪和彩色打印机等数字图像设备在生产、生活和科学研究中的应用日益广泛。