grey level

The threshold of laser stripe was computed by the host computer and the laser stripe was determined in real time by the neighbor attribute of grey level of pixel. The central line of laser stripe was detected by alterable direction templates.

先由主机计算激光条纹灰度阈值，再结合像素的灰度邻域属性实时确定激光条纹，然后用可变方向模板检测激光条纹中心。

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features derived from grey level co-occurrence matrix and stationary wavelet transform are used in our method.

该方法利用灰度共生矩阵和平稳小波子带特征在不同方面较好地刻画了方向性纹理图像。

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The authors suggest two methods for assessing crepe effect of crepe de chine through computer image process and analysis, i. e. grey level histogram-based polytypic analysis and grey level distribution-based statistical analysis.

提出了两种利用计算机图象处理与分析技术评价双绉绉效应的方法，方法一是基于灰度直方图的聚类分析法，方法二是基于灰度分布的统计特征分析法。

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then the singular and non-singular points were segmented respectively based on hue level histogram and grey level histogram respectively;

然后对非奇异点和奇异点分别采用基于色调和灰度直方图进行分割；

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The grey level and carbon isotope series of the stalagmite ML ( s) commendably corresponds to the seasonal rhythm of the stalagmite annual layers.

石笋ML（s）灰度和碳同位素序列很好地对应了石笋年纹层季节韵律。

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In addition the relative gradient are defined to describe the texture characteristic of image from tile relative changes of grey level.

本文不仅设计了从遥感图像亮度值的绝对变化提取纹理特征的方法，并进而提出相对梯度概念，从象元亮度值的相对变化描述图象的纹理特征；

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Texture statistics are extracted from the Spatial Grey Level Dependency Matrix of each image.

利用灰度共生矩阵提取图像的纹理特征量。

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To meet the real-time request, the license plate is first located and segmented from the grey level image after preprocessing and then binaryzation of the license plate area only is implemented, sparing the long time spent on binaryzation of the whole image.

为了满足实时性要求，避免对整幅图像进行二值化耗时较长且阈值选取困难的缺点，直接在预处理后的灰度图像中定位车牌，然后对粗定位出的车牌二值化。

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The image object recognition model, which describe image object using shap, grey level and motion characters, is built.

建立图象目标识别模型，用形状、灰度和运动特征描述图象目标。

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the ultimate location of the object is the expectation of the centroids of the pixels of the same grey level in the tracking area. the centroid weighted algorithm has three advantages.

该算法通过求跟踪区域内同一灰度级所有像素的质心位置的数学期望获得目标的最终位置。

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The thermal distribution of objects can be transformed into the visual pictures by the infrared thermal imaging system and displayed on the monitor in grey level or pseudo-color, thus the temperature distribution of objects can be obtained.

利用红外热成像系统可将物体的热分布转化为可视图像，并在监视器上以灰度级或伪彩色显示出来，从而得到被测目标的温度分布场。

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while in water and irrigable land, the mean, variance was a little bit low, the grey level was symmetry;

水体和灌溉耕地的均值、方差值很低，灰度值均匀，内部变化小；

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SDH positive granules and ACP grey level were assayed by MIAS-300 imageanalyser.

使用MIAS-300型图像分析仪分别检测SDH阳性粒子数及ACP酶灰度值变化.

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This system is calibrated using a blackbody furnace as standard temperature source. The relationship between flame temperatures and grey level of the images is established through image processing and function correlation.

借助黑体炉等标定源，利用温控系统提供温度参数，经CCD系统成像得到图像的灰度值，通过函数拟合获得辐射图像灰度与温度之间的关系。

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Grey level, number and size ( area of section) of the AChE celis of the locus ceruleus were determined by using Image Analysis System for 5 3-month-old rats and 6 26-month-old rats.

对5只3个月龄和6只26月龄大鼠LC的AChE细胞，用图像分析仪测量细胞灰度（酶活性浅染或深染后的透光度），细胞数目及细胞大小。

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And the grey level in middle domain is revised with logarithm function as nonlinear transformation function.

用对数函数做非线性变换函数来修正中间灰度区域.

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In Experiment 6, we found that the rate of mental rotation was not influenced by grey level of stimulus, which separated it from the perceptual processing.

另外，我们还在实验六中发现心理旋转不受刺激明暗对比的影响，显示了心理旋转不同于感知觉加工，这可能是基于心理旋转的启动效应产生的基础。

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the visual result is random patches of the frames having grey level values totally unrelated to the initial information at those sites.

视觉效果是随机的补丁程序的框架有灰度值完全无关的初步信息，这些网站。

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Robust Estimation and Its Fast Algorithm for Extracting Relative Grey Level Feature of Digital Images

提取数字图像相对灰度特征的Robust估计及其快速算法

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Fractal dimension, as the characteristic parameter to describe surface topography, relates closely to the grey level threshold θ in the binaryzation of grey image.

表面形貌的分形维数作为表面形貌描述的特征参数与表面形貌灰度图像二值化转换阈值θ密切相关。

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