灰度分佈 的英文怎麼說

中文拼音 [huīdùfēnbù]
灰度分佈 英文
gray level distribution
  • 灰 : Ⅰ名詞1 （物質燃燒后剩下的粉末狀的東西） ash 2 （塵土; 某些粉末狀的東西） dust 3 （特指石灰） lime...
  • 度 : 度動詞[書面語] （推測; 估計） surmise; estimate
  • 分 : 分Ⅰ名詞1. （成分） component 2. （職責和權利的限度） what is within one's duty or rights Ⅱ同 「份」Ⅲ動詞[書面語] （料想） judge
  1. The computational results of the particle images are agreement with the simulated datain reasonable, the most absolute difference of the displacement is 0. 6671 pixel at the x abscissa and 0. 7928 pixel at y abscissa ; the computational results are equal to the data form the algorithm of particle brightness - distribution pattern tracking ( the conventional cross - correlation algorithm ) at voluminous points, their discrepancy is only one pixel at few points, mostly in boundary area

    西安理工大學碩士學位論文最後，在visualfortran環境下給出了這種演算法的具體實現，處理模擬粒子圖像的結果與模擬數據比較吻合，最大位移絕對誤差在x方向是0 . 6671像素，在y方向是0 . 7928像素;計算結果與示蹤粒子灰度分佈模板法（基本的互相關法）在絕大部分點是相同的，只在少數點相差一個像素，而且大多出現在邊界區域。
  2. It focuses on the theory of the mineral functional materials " improving the anti - chloride permeability and the chloride binding. the main achievements of this article include : 1 ) use the technology of xrd, sem, bet, laser particle size distributor etc to test the component, the construction, particle size distributor, specific surface etc of micro - silica, ultra - fined slag, high quality fly ash, meta - kaolin clay, four types of the mineral functional material, theoretically analysis the functions which the four mineral functional minerals act on cement concrete, namely pozzolanicity effect, filling effect, micro - aggregate effect, surface adsorption effect and so bring into play the affect of plastification, lowing of temperature, reinforcement, improvement of durability. base on this analysis we can conclude that the proper diameter of the mineral functional material is 5 m - 15 m, that is blain fineness 4500cm2 / g - 7500cm2 / g

    本論文的主要成果包括以下幾個方面： （ 1 ）採用xrd 、 sem 、 bet 、激光粒度分析儀等多種測試手段，探明了以硅灰，超細磨粒化高爐礦渣，優質粉煤灰及偏高嶺土超細粉等4種超細礦物功能材料的組成、結構、粒度分佈、比表面積等基本性質；從理論上分析了礦物功能材料在混凝土中的4種效應，即火山灰效應、填充密實效應、微集料效應、表面吸附效應，並由此發揮出增塑、溫峰削減（降熱） ，增強及耐久性改善等作用；通過相關理論分析，推導出礦物功能材料的合理粒徑范圍在5 m 15 m ，即勃氏比表面積為4500cm ~ 2 g 7500cm ~ 2 g 。
  3. The point of singular signal ' s conjoint pixel always changes acutely in its gray - level value. the gray - level distributing gradient of conjoint pixels can show this change

    而信號的奇異點或突變點往往表現為相鄰像素點處的灰度值發生了劇烈的變化，我們可以通過相鄰像素灰度分佈的梯度來反映這種變化。
  4. Pattern analysis and machine intelligence, 1992, 14 : 430 - 449. 15 mokhtarian f, mackworth a k. a theory of multi - scale, curvature - based shape representation for planar curves

    第三，定義了一種多尺度的特徵相似性度量，從而把圖像灰度分佈和幾何結構結合在一個完整的框架中。
  5. Secondly, in the computation of the gray level mapping, since cumulative distribution function ( cdf ) always sums up to 1, we can get the mapping by either adding from 0 or subtracting from 1

    這種方法基於這樣一種直觀的思想：在矩形窗口內，中心點的象素灰度很可能是該區域的灰度分佈的主要成分，同時允許一定比例象素的灰度級不在該范圍內。
  6. Studies on approximate normalization algorithm of image greyscale distribution

    圖像灰度分佈的近似標準化演算法研究
  7. In addition, we proposed an adaptive histogram equalization method with variant window size over each pixel. this method produces more appropriate window size for each pixel than others

    與已有的方法相比，由該方法生成的窗口大小能較靈活地適應了圖像中不同區域的灰度分佈，取得了較好的結果。
  8. The characteristics of temperature distribution in vertical and horizontal directions and the conductance distribution in horizontal direction in an earth dam were analyzed, and the locations, distribution characteristics, ranges, and leakage rate of main leakage passages of the dam were calculated by use of the virtual heat - source method presented in this paper, the result of study provides a scientific basis for dam leakage control

    分析某貯灰場土壩垂向和水平溫度分佈特徵、電導水平分佈特徵，並利用滲漏探測虛擬熱源法模型，計算出該土壩的集中滲漏通道的空間位置、展布特點、范圍大小和滲漏強度，為堤壩滲漏治理提供科學依據。
  9. 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。
  10. Liming materials - determination of size distribution by dry and wet sieving

    石灰中和處理材料.用干濕篩選法測定粒度分佈
  11. Liming materials - determination of size distribution by dry and wet sieving ; german version en 12948 : 2002

    石灰材料.用干濕篩選法測定粒度分佈
  12. Measuring method for particle - size distribution of dusts in flue gas

    廢氣中灰塵粒度分佈的測量方法
  13. In this paper, through the cfd modeling of the ash - agglomerated fluidized bed gasifier, the gas molar concentration distributions in the bed with the influences of the oxygen flow rate from the central nozzle, the steam flow rate from the distributor and the pressure of the bed are studied

    摘要通過cfd模擬了灰熔聚流化床氣化爐，考察了操作條件包括中心管氧氣量、分佈板水蒸氣量以及操作壓力對流化床氣化爐的氣相濃度分佈的影響。
  14. With wavelet based gray - gradient symbiosis matrix to compute the ununiformities of gray distribution and gradient distribution, a kind of pollution index was defined

    利用小波的灰度梯度共生矩陣計算基於鄰域的圖像灰度分佈不均勻性和灰度梯度分佈不均勻性。
  15. Considering the features of fingerprint. i. e. the local orientation, we employ a preprocessing algorithm based on double coordinates, not based on gray level distribution

    摘要本文提出了一種基於雙坐標系的指紋預處理方法，通過計算指紋圖的局部方向矩陣而非基於灰度分佈來求解灰度方向。
  16. Generally, it is difficult to extract and matching feature in high precision using classic registration method due to speckle noise and the complex distribution of gray - level in sar image

    由於sar圖像相干斑噪聲的影響和灰度分佈的復雜性，利用傳統方法作配準時一般面臨特徵提取和局部灰度匹配難度大、精度無法滿足需要的困難。
  17. Two methods, histogram equalization ( he ) and local area histogram equalization ( lahe ), which are in common usage today, are not satisfactory if the image contains small, relatively uniform regions where exists objects or other details of interest

    當我們感興趣的信息包含在圖像中相對較小且灰度分佈較均勻區域時，兩種廣泛使用的直方圖修正方法即直方圖均衡（ he ）和局部直方圖均衡（ lahe ）都不能增強這一部分信息。
  18. Secondly, image enhancement technique based on linear filtering is adopted. a new image segmentation method by means of automatic multilevel threshold is given, which realizes partial multilevel threshold segmentation based on image region partition of gray - level position projection, removes the influence of uneven illuminance or uneven gray - level distribution on goal recognition, and resolves the problem of error segmentation caused by threshold step between adjacent regions by threshold transition. the method has well robustness

    在圖像處理時，採用基於線性濾波的圖像增強方法，並提出了一種新的自動多閾值圖像分割方法，該方法以基於灰度位置投影的圖像分區實現局部多閾值分割，克服了不均勻照明或不均勻灰度分佈對目標識別的影響，同時，通過閾值過渡很好地解決了相鄰區域閾值「階躍」引起的錯誤分割問題，具有很好的魯棒性。
  19. Since the real - time image and norm image shoot height, orientation and image size are different, the two image ' s outline exist rotation and distortion, and so obtained image ' s edge character is influenced by picture ' s gray distribution, so that the match result is usually not correct

    摘要下視景像匹配製導中，實時圖和基準圖的拍攝高度、方位和圖像比例尺不完全一致，兩圖的輪廓形狀存在旋轉和變形等差異，邊緣特徵提取方法受圖像灰度分佈影響存在變形和移位，易導致匹配錯誤。
  20. The scheme has a novel feature that the extraction location of the tracer is not fixed at the center location of the grid, but first optimized at the location where the gradient is maximum in the grid domain, and then by cumulonimbus and uniformity test, the final tracers can be decided

    該演算法的特色是反演風的位置並不固定在反演網格的中心位置，而是通過梯度分析的方法使反演風的位置得到優化，再經過積雨雲檢測和灰度分佈均勻程度檢驗，剔除不適合用來反演的目標物。
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