gray-scale image 中文意思是什麼

gray-scale image 解釋
灰色刻度相
  • 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...
  • image : n 1 像,肖像,畫像;偶像。2 影像,圖像。3 相像的人(或物);翻版。4 形像,典型。5 形像化的描繪。6...
  1. 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。
  2. 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。
  3. 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。
  4. 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。
  5. 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
  6. 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。
  7. 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
  8. 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。
  9. 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。
  10. 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。
  11. The research about the non - invasive inspection of pcb that is based on ir image is introduced. the detection principle, the components of hardware and software are introduced in this paper. some key technical problems and the project of software are presented in detail : graphics of user interface ( gui ) of the projection, gray scale transformation ( gst ), image contour extraction through edge detection algorithm based on the approaching contour optimization, image registration based on corner detection, the position of hidden trouble pcb through add - minus algorithm image

    本文介紹了利用紅外圖像對印製電路板進行不接觸式故障檢測的系統研究,主要介紹了本系統的檢測原理,硬體組成及軟體的製作,其中詳細地介紹了軟體的製作過程以及其中的幾個關鍵部分:本系統的人機交互界面;圖像的灰度轉換;基於最優輪廓逼近的邊緣提取演算法進行輪廓提取;基於角點檢測的圖像配準;用差影法得到故障電路板的故障隱患或故障部位。
  12. According to the characteristics of tv - guided bombs, we put forward tv - guided image tracking algorithms and adaptive updating algorithms for templates based on partial derivative correlation function - then we designed a partial derivative correlation tracker and carried out simulation test for a group of gray - scale images

    摘要針對電視制導炸彈的特點,提出一種基於偏導相關函數的電視圖像跟蹤演算法和模板自適應更新演算法,在此基礎上設計出偏導相關跟蹤器並對一組灰度圖像進行模擬試驗。
  13. At the same time, based on weld pool image characters, a method for image processing is presented, in which gray - scale morphological operators is used to process weld pool images. by this method, the important geometrical parameters of weld pool are measured

    同時結合實際的焊接自動化中熔池圖像的特點,詳細介紹如何利用灰度形態學,設計基於com的形態處理運算元,並且實時提取熔池的最大寬度、半長、後部面積、后拖腳等重要的幾何參數。
  14. The generalized fuzzy enhancement method extend the gray level range of the original image, and a canonical form of membership function in the stage of fuzzy enhancement is presented which remains the advantages of the original fuzzy enhancement and the gray level transformation while transforming the membership function of the gray scale to [ 0, 1 ]

    這種新的圖像增強方法包括三個階段,即圖像濾波、模糊增強和灰度級變換,擴大了原始圖像灰度等級的范圍,在保留了原有模糊增強方法和灰度變換優點的同時,規范化了模糊增強環節中灰度隸屬度函數的形式。
  15. But, though considerable process has been made in the last ten years, digital watermarking is still in its infancy, and much interesting work remains to be done this thesis addresses some problems in the gray - scale image digital watermarking that are summarized below : 1 ) whereas the basic theory of digital watermarking is still very poor, a digital watermarking mathematic model based on imperceptibility and robustness is presented by analysising the characteristic of digital watermarking ; 2 ) based on the model constructed above, by defining the measures of capacity and robustness of digital watermarking, an objective method for evaluating the digital watermarking is introduced and used to analysis some algorithms ; 3 ) whereas geometric distortion always influences the restoration of watermark, we advocate to enhance the robustness against geometric distortion by restoring the image which has been distorted by geometric transformation, and a method is designed for estimating the parameters of geometric transformation ; 4 ) based on the conclusion discussed above, and combined with the masking effects of hvs, a novel public meaningful gray - scale image digital watermarking is designed by analysising the characteristics of image gray - scale interpolation and haar wavelet transformation. the experimental results show that the method is indeed powerful ; 5 ) whereas many image digital watermarking schemes, which embed watermark by modifying the values of pixels in spatial domain and transformed domain, are confronted with the conflict between the imperceptibility and robustness, we advocated to use some stable digital characteristics of host image as watermark and a algorithm based on hermite matrix is designed

    本文重點對灰度圖象數字水印技術進行研究,主要工作如下: 1 )鑒于目前數字水印的理論研究比較薄弱的現狀,本文通過分析數字水印的特點,建立了一個數字水印的數學模型,為進一步研究數字水印打下了基礎; 2 )根據以上建立的模型,通過引入容量和穩健度的概念為數字水印提供了一個客觀評價方法,並對一些數字水印演算法進行了分析; 3 )為增強數字水印抵抗幾何攻擊的能力,研究了受幾何攻擊的圖象的復原問題,並給出了一個計算圖象幾何變換參數的方法; 4 )通過分析圖象灰度插值演算法和haar小波變換的特點,結合hvs的掩蔽效應,設計了一個公開的有意義數字水印演算法,實驗結果表明本演算法具有較強的穩健性; 5 )目前許多水印演算法都是通過在空域或頻域修改象素值的方法嵌入水印的,這種方法面臨著透明性和穩健性的矛盾,為解決這個矛盾,本文提出以圖象的某些穩定的數字特徵為水印的觀點,並結合hermite矩陣的特點設計了相應的水印演算法,實驗結果表明該演算法具有較好的穩健性。
  16. Meanwhile, on the basic of binary image, the detection of gray - scale image is realized by the modified eight - level arithmetic. the tetection results also show the modified arithmetic is more effective

    在二值圖像的基礎上,實現對灰度圖像的邊緣提取,改進了前人提出的分8層的演算法,給出了一組灰度圖像的邊緣提取的結果,結果表明改進的演算法是更加有效的。
  17. An algorithm for edge detection of gray - scale image based on mathematical morphology

    一種基於數學形態學的灰度圖像邊緣檢測演算法
  18. A novel blind watermarking algorithm based on virtual channel technique is designed, by which a gray - scale image is embedded into host

    通過修改載體頻率域系數,載體通道可被看成虛擬水印通道,它由若干個缺損的水印子通道構成。
  19. Fingerprint image pre - processing has five parts : filtration in gray - scale image, binarization, filtration in binary image, thinning and filtration in thinning image

    指紋圖像的預處理又可以分為灰度圖濾波去噪、二值化、二值化圖像去噪、細化和細化後去噪五個部分。
  20. A pretreatment algorithm of image - based virtual reality is brought out to speed up the rate of image stitching in this paper. the algorithm first grays the image, projects the gray - scale image, and then stitch the image roughly

    為了加快相鄰圖像的拼接速度,本文提出了對圖像進行灰度化,然後將灰度圖投影,進行粗略匹配的預定位演算法。
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