gray scale 中文意思是什麼

gray scale 解釋
灰標
  • gray : 〈美國〉＝ grey。n. 1. 格雷〈姓氏，男子名〉。2. Thomas Gray 托馬斯格雷〈1716-1771，英國詩人，其名作為《墓畔哀歌》〉。
  • scale : n 1 （尺、秤等上刻劃的）分度，度數，標，標度，刻度；尺寸；尺，尺度。2 【音樂】（標度）音階；音列...
  1. The control system included the following units : video decode unit, data format conversion unit, fpga controller, cache unit and d / a monitor. the above self - design control unit plus row and column power supply units make the whole fed driving system, thus drove the 25 inch sample and realized color video display. the 25 inch vga sample thus fabricated could display video images, and obtained its brightness 400cd / m2, contrast ratio 1000 : 1, 256 circuit gray scale

    本文介紹了fed驅動系統的工作原理，重點論述了基於fpga的vga級彩色fed新型驅動控制系統的研製，這種新型fed驅動控制系統主要包括視頻解碼電路、數據格式轉換電路、 fpga控制電路、數據緩存電路和d / a監控電路，配合后級列灰度調制單元和行掃描單元，組成完整的fed驅動系統，可以驅動25英寸vga級fed顯示屏，實現彩色視頻顯示，樣機亮度達400cd / m2 、對比度為1000 : 1 ，灰度等級為256級。
  2. For the anticounterfeiting of printings ( such as certificate ), the existent many ways ( such as rainbow holograms ) are not available as the need for special use : anti - distortion and anti - copy. basing in the double - random - phase transform, this article puts forward a new way that two - dimensional bar code is used as anticounterfeiting label with anti - printing ? scanning and anti - damage properties. the major job are : ( 1 ). basing in the ascii codes, numerals and alphabets are encoded and subsequently transformed into two - value bar code matrix figure. later, using amplitude - based double - random - phase transform, the enciphered gray scale figure is formed. by computer simulation ( 4f system ) and printing as well as scanning ( 20 times ), we get the result that the gray scale figure with little miscoding rate ( 0. 0026 ) by “ matrix expanding way ”

    本文主要開展了以下三項研究工作: （ 1 ） .用自定義編碼方案，將數字和字母（ ascii碼）轉換成二值條碼圖;對該圖形進行振幅型雙隨機相位加密變換，得到原信息的加密灰度圖;通過4f光學系統計算機模擬和列印-掃描實驗，證明本文提出的「矩陣擴展法」灰度圖具有較小的誤碼率，對於20次列印-掃描實驗，誤碼率不大於0 . 0026 。
  3. We adopt the latest gray scale image correction technology and preset abundant adjusting parameters according to x - ray image demand, thus the corrected roc curve accords with the film ; its light characteristic totally meets dicom. image layer is rich, natural and detailed, and the phenomenon of black edge is basically eliminated

    採用最新的灰階影像調校技術，針對xray的圖像要求預設了豐富的調節參數，能夠使圖像質量高層次豐富自然細節完整，基本消除了一般圖像增強中的黑邊現象。
  4. Median filtering is chosen to modify the fuzzy edge by using the smoothing arithmetic, sobel operator is used to detect edge because of its filtering characteristic. image is changed from gray - scale to two - valued according to the threshold which is automaticly selected by otsu

    選用中值濾波減小平滑演算法導致的邊緣模糊;利用有濾波特性的sobel運算元進行邊緣檢測;使用最大類間方差自動確定閾值，將灰度圖像轉化為二值圖像。
  5. The traditional image enhancement approaches include gray - scale transformation, histogram modification, histogram equalization, image smoothing and wiener filtration

    傳統的圖像增強方法有灰度變換、直方圖修正、直方圖均衡、圖像平滑和維納濾波。
  6. Conclusion the color doppler parameters can obviously increase the diagnostic accuracy of breast masses if combined with gray - scale sonography features

    結論灰階超聲與彩色多普勒超聲檢查相結合可明顯提高乳腺腫塊超聲診斷的準確率。
  7. This paper introduces the operational principle and structure of laser camera. the adjustment of image gray - scale and density is also mentioned

    摘要介紹影像設備中常用的激光相機（激光印表機）的結構和工作原理以及激光相機圖像灰階和密度的調節方法。
  8. The use of standard gray scale and color targets in the scene is required for correct camera exposure and positive printing.

    在景物中設置標準灰階標板和彩色靶標，其目的是為了確定正確的曝光量和正片印製。
  9. Gray scale test chart b of transparencies for television

    透射式電視灰度測試圖b型
  10. Gray scale test chart a of transparencies for television

    透射式電視灰度測試圖a型
  11. The main work completed in the paper is listed as following : 1. image function acquisition -, 2. read bmp files by dib format ; 3. drawing gray scale histogram ; 4. choose a optimum threshold and make gray image become binary image -, s. find image ' s contour points by making inner points become empty and apply template matching on the contour points ; 6. transform the object ' s beginning points ( pixel point ) to the ones in the image coordinate and the positions of in the corresponding three dimensions ; 7. compute the position vector and the normal vector of the object

    選擇一個最佳闋值，把灰度圖像進行二值化處理； 5用掏空內部點法，找到圖像的輪廓點，然後在輪廓點上進行模板匹配； 6把輸出的目標物開始點（像素點）轉化成圖像坐標系中的點和對應的三維空間的坐標位置； 7計算目標物的位置矢量和法向矢量，根據機器人抓取面的法向矢量，找到機器人要抓取的平面； 8
  12. In this paper, we firstly design orientation filters based on directional image of fingerprint and employ them to denoise gray - scale image. then, we binarize the gray - scale image with local self - adaptive binarization smoothness algorithm and eliminate the noises from the binary image with fast fourier transform algorithm

    本文先基於指紋的方向圖設計出方向濾波器對原圖像進行濾波去噪，然後使用局部平滑閾值自適應二值化演算法，將灰度圖像進行二值化，並採用快速傅氏變換對所得到的二值化圖像進行去噪處理。
  13. After full understanding of demand on ultrasound imaging, bigtide has designed brand new ultrasound series color lcd monitors especially for ultrasound imaging. as the upgrade product replacing of the past crt display, it is provided with the advantage of digital flat display technology. its display gray scale, color quantity, resolution and light target fully satisfy the extremely accurate diagnostic demand in hospital

    Bigtide在充分理解醫院針對ultrasound設備成像的需求后，專門為ultrasound設備成像而全新設計了ultrasound系列彩色液晶顯示器，作為替代以往crt顯示器的升級產品，它具有數字式平板顯示技術的優點，其顯示灰階色彩數量解析度亮度指標，完全可以滿足醫院極為精確的診斷要求。
  14. An algorithm for infrared image enhancement based on gray scale transform

    一種基於灰度變換的紅外圖像增強演算法
  15. In image preprocessing, image quality is improved by using mathematical morphology to remove background of the image, making gray - scale transformation to enhance contrast and smoothing processing to filter noise

    本文運用形態學運算消除背景、進行灰度變換增強對比度和進行平滑過濾噪聲來完成圖像的預處理。
  16. Standard test method for evaluation of visual color difference with a gray scale

    用灰度標評定顏色變化的標準試驗方法
  17. Firstly, introduce the design of sonar display, trace - to - trace correlation and gray scale display, develop a new method of gray scale based on signal noise ratio. and next, discuss array signal processing and image processing in order to improve the display. finally, develop a software of sonar display simulator based on object oriented programming, with which the sonar display console is simulated and the performance of sonar signal is tested

    本文工作圍繞如何提高聲納顯示效果，介紹了聲納顯示屏幕的設計方案，論述了「跡跡相關」技術、灰度顯示技術在聲納顯示中的應用，提出了基於信噪比的灰度級別劃分方法；結合陣列信號處理、圖象處理技術，本文引入了子帶峰值能量檢測演算法、圖象邊緣檢測演算法，進一步提高了聲納檢測性能；基於面向對象的程序設計方法，設計了聲納顯示平臺軟體，為模擬聲納顯示、檢驗聲納信號顯示性能提供了模擬環境。
  18. As a direct application we show some results on the compression of gray scale digital images

    利用提出的方法給出了灰度圖像逼近問題最直接的應用。
  19. Differential diagnosis of gallbladder bulging lesions by gray - scale sonography and color dopper flow imaging

    二維超聲與彩色多普勒血流顯像對膽囊隆起性病變的鑒別診斷
  20. A project of authentication based on fingerprint feature data is studied : in this project, the first step is to sample the fingerprint of people and extraction its feature data through secugen hamster ( which is a kind of fingerprint sample device ), then embed the fingerprint feature data into the image ( both 256 gray - scale images and 24 bit color images ). during the identification course, match the fingerprint feature data sampling from the secugen hamster with that of picked

    研究了一種基於指紋特徵數據水印演算法的身份識別方案:結合secugen系列指紋儀，將採集的指紋圖像進行特徵提取，最後將指紋特徵信息嵌入到宿主圖像（ 256色或24位彩色圖像） 。在識別過程中，將採集的指紋信息和從圖像中提取的指紋特徵信息進行比對，如果比對成功，則可以確認其身份合法，否則，就是非法者。
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