gray images 中文意思是什麼

gray images 解釋
灰色圖像
  • 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》〉。
  • images : 物象
  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. Among them the gray level co - occurrence matrix ( glcm ) and gray gradient co - occurrence matrix ( ggcm ) methods, which attributed to the statistic textural analysis scheme were then chosen to extract the textural features of five kind areas on satellite images. in the second part the principle of classification and bp neural network were introduced. combined with textural features, the improved bp neural network successfully performed on the classification of the satellite images

    論文的第一部分介紹了進行紋理特徵研究的一些典型的方法,利用其中的基於統計的紋理分析法中的灰度共生矩陣以及灰度一梯度共生矩陣法,分析了衛星雲圖上五類區域的紋理特性;第二部分主要介紹了遙感圖像分類原理以及神經網路中的bp演算法,在對演算法原理進行深入理解的基礎上,把紋理特徵與神經網路進行組合,實現對衛星雲圖進行分類分析;第三部分內容是在前面圖像分類結果的基礎上,對序列圖像用相關匹配法進行運動分析,反演雲跡風風場。
  3. After the introduction of the wavelet theory and the principle of wavelet - based image fusion, we test the radarsat and landsat images using gray - value algorithm

    在對小波變換的基本理論和其用於融合的原理進行介紹之後,我們利用了灰度值選擇運算元針對radarsat和landsat圖像進行了相關實驗。
  4. So the advanced salt and pepper filter is applied in the gray handwriting images. the best result is achieved in these handwriting images, which have the broad and pockety noise

    改進的鹽和胡椒濾波器可應用於灰度筆跡圖像,對于分佈廣泛且不均勻的噪聲點的去除有較好的效果。
  5. Second, we do research on asthenia syndrome and sthenia syndrome. we first select sub - images from tongue image along the polygonal edge of the tongue, then based on the analysis of the texture properties of the sub - images, gray level co - matrix is used to extract features. the classification precision with theses features is higher

    其次,本文研究了舌質蒼老與舌質嬌嫩的分類,先應用演算法在舌邊自動選取了子圖像作為研究對象,然後應用灰度共生矩陣方法對這些子圖像進行了特徵提取和分類,取得了不錯的結果。
  6. Non - supervised textural images segmentation based on gray level rank vector

    基於灰度秩數向量的非監控紋理圖像分割
  7. We illustrate the wavelet package analysis that can obtain the time - frequency distribution figure of noise signal, which can be used to define gray - image. through image - average, we can get the standard time - frequency distribution images of different main bearing gap. based on that, a main bearing wear fault diagnosis model using image matching is set up

    然後對圖像進行平均,得到主軸承在不同間隙狀態下的「標準」時頻分布圖,建立了柴油機主軸承間隙圖像匹配的故障診斷模型,匹配時所用的參數為兩幅圖像之間的歐氏距離。
  8. The exiting its has a low detection and high false alarm rates due to : l ) less information of gray images for detection ; 2 ) lack background model adaptive to real background change ; 3 ) existence of shadows

    現有的車輛檢測系統之所以出現漏檢和誤檢的原因在於: l )灰度圖用於檢測的信息少; 2 )背景模型不能反映變化的道路背景; 3 )存在陰影。
  9. Public watermarking algorithm of gray - level still images combining dwt and dct

    小波和餘弦變換相結合的灰度圖像水印演算法
  10. There are so many differences between binary images and the gray - level or color images

    二值圖像只有黑白兩種顏色,該類圖像的信息隱藏不同於灰度及彩色圖像。
  11. In the end of the paper, the method is tested on 80 gray - level images and 44 color images which are selected from the stirling image database

    在最後,本文應用striling數據庫中的80幅灰度圖像和44幅彩色圖像對本方法進行了測試。
  12. A new image quality assessment criterion is suggested on the basis of the statistical features of the gray - level histogram of images to control the iterative procedure of the proposed image enhancement algorithm

    同時為了結束迭代增強,基於圖像灰度直方圖分佈的統計特性,提出了一種客觀的圖像質量評價指標。
  13. Thus the coding of a color head image actually become the coding of a color component. the experimental results show this method not only improve the coding efficient and compression ratio but also obtain satisfactory effect of the reconstructed image. at the same time, this method also enables gray head images to be converted into color head images

    這樣對彩色人頭圖象的編碼實質上就變成了對其中的一個色彩分量的編碼,實驗結果表明該方法不僅提高了編碼效率和壓縮比,也能獲得較滿意的重構圖象效果,同時還使得將灰度人頭圖象轉換成彩色人頭圖象成為可能。
  14. In this thesis, the preprocessing work includes histogram equalization and gray normalization. this preprocessing improves image quality, and eliminates the effects of illumination difference on the images

    本論文在預處理階段通過對灰度直方圖修正、灰度歸一等工作改善了原圖像的質量,使光照不均勻對圖像識別的影響降低。
  15. In the skeleton extraction, an novel approach for extracting the skeletons directly from the gray images is developed by simulating the procedure of water eroding the topography surface. the resultant skeletons are single - pixel width and connected. it also lies in the middle line of the object and keeps the topological properties of the original image unchanged

    在骨架提取方面,論文提出了一種通過模擬水流沖刷地形表面的過程來直接從灰度圖象中提取目標的骨架的高效演算法,它可以得到連通的、保持目標的拓撲屬性的、處在目標的中線上的、近似單象素寬度的骨架。
  16. Dealing with faces illumination variation based on dynamic directional gradient vector flow snake and gamma algorithm a new dynamic directional gradient vector flow snake ddgvf snake algorithm was presented which can detect the image shadow and highlight contours of the unknown face images. according to the given standard face database, the image gray median could be c.

    使用一種動態方向梯度矢量流snake ddgvf snake演算法來檢測未知圖像的陰影和高光區域,根據已知的標準人臉圖像庫中圖像的灰度分佈,計算出灰度中值,然後採用加權非線性gamma灰度矯正演算法來歸一化待識別圖像的光照變化,使之與已知的標準庫中的圖像灰度一致。
  17. From the point cloud surfaces, multi - layered geometry images are created which can represent the original models accurately very much. the compounded geometry image representation of point cloud surfaces, is also based on the former transform method, where the difference lies : take one of coordinates as the gray value and another two as location respectively, three different geometry images can be created. three gray images are combined into a compounded color image

    點雲曲面的復合圖象表示方法,首先把點雲曲面中點的笛卡爾坐轉換為球面極坐標,分別把球面極坐標[ r , , ]中的一個坐標轉換為象素的灰度值,另外兩個量轉換為該象素的坐標,這樣就可以得到三幅不同的圖象,把這三幅灰度圖象分別對應到彩色圖象的r , g , b中去,就組合成為一幅復合彩色圖象。
  18. 3d surface reconstruction software based on 2d gray images has been developed with visual c + + programming language on the platform of windows operation system

    並在windows操作平臺上,採用vc + +編程技術,開發研製了基於二維圖像灰度信息的三維曲面重構軟體。
  19. Shape from shading ( sfs ), as a method of 3 - d information extraction, needs gray images to get the correspond 3 - d information of the objects in image, and the image can be obtained without strict conditions

    明暗恢復形狀( shapefromshading ,簡稱sfs )是其中一種基於圖像灰度信息的三維信息提取技術,對圖像要求較低,特別適用於特殊環境下所獲取圖像的處理。
  20. For the frontal upright faces in gray images, a knowledge - based face detection method is proposed. a knowledge base is established according to prior knowledge of faces. the integral image method is used to calculate sub - block ' s statistic values and the computation burden is reduced significantly

    針對灰度圖像,提出一種基於知識的人臉檢測方法,根據人臉檢測先驗知識,在傳統的馬賽克方法基礎上,建立了人臉檢測知識庫,採用積分圖方法計運算元塊的統計量,從而顯著地提高了檢測速度。
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