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- Weight gradient direction 权重梯度方向
- However in reality technology always shift along the smallest gradient direction. 而现实中，技术又总是首先沿梯度最小的方向转移。
- FGM is anisotropy .It is assumed that all the material properties only depend on the gradient direction. 取材料为各向异性,材料参数沿梯度方向变化,利用界面连续条件,边界条件,得出了结构的变形与应力。
- Firstly，effectively edge information was picked-up by comparing and choosing maxima from colour weight gradient images. 首先比较并选取彩色分量图像梯度信息的最大值，达到提取图像有效边缘信息的目的；
- According to the circularity of iris and the gray distribution of an eye image,an arithmetic for iris location based on gradient direction was put forward. 根据虹膜的环状结构特性以及眼部图像的灰度分布特点,提出了基于梯度方向信息的虹膜定位方法。
- The influence of different diffuse gradient direction in different lesions of human brain on diffusion-weighted image has become one of the focus researches of neuroradiology. 不同弥散梯度方向在磁共振弥散加权成像对人脑不同部位的表观弥散系数的影响成为研究的重点之一。
- In the forward step, the eikonal equation was solved by finite-difference method.Raypaths were determined in the minus gradient direction of travel time. 正演采用快速的有限差分求解程函方程的方法求取旅行时，利用旅行时的负梯度方向求取射线路径。
- The algorithm uses direction masks based on classical Sobel masks in converting gray into gradient images and applies the polynomial interpolation to subpixel edge detecting at the gradient direction of edge on gradient images. 本算法应用在经典Sobel算子基础上构造出的方向模板;对灰度图像进行处理;得到梯度图像;然后在梯度图像上沿目标边缘的梯度方向进行多项式插值法亚像素细分计算;对目标边缘进行亚像素精确定位.
- The data value and its first and second directional derivatives are used along the gradient direction to synthesize a curve function aimed at regular volumetric data. 该方法根据体数据集的梯度变化特点，利用数据值、梯度和沿样度方向的二阶导数拟合曲线函数来生成传输函数。
- Conclusion ADC and signal intensity in lentiform nucleus were not affected by diffusion gradient directions. 结论 豆状核信号强度及其ADC值不受弥散梯度方向影响;
- An iris location method based on gradient direction 一种基于梯度方向信息的虹膜定位方法
- Secondly, the diffusion tensor field of the gray image at each pixel is calculated and applied to construct weighted gradient field, thus to create a divergence-based colorization equation. 然后计算每个像素的扩散张量，并利用这些扩散张量构造加权梯度场，从而导出基于散度的图像彩色化方程；
- number of diffusionencoding gradient direction 扩散编码梯度方向数目
- The chair sagged down under the fat man's weight. 椅子经这胖人一坐便压弯了。
- gradient direction searching method 梯度导向法
- A reliable car is worth its weight in gold. 靠得住的汽车就是无价之宝。
- Samples with uniformly oriented microstructure were produced in a high temperature gradient directional solidification apparatus named Electron Beam Floating Zone Melting (EBFZM) furnace. 利用电子束区域熔炼高温度梯度定向凝固装置制备了定向效果较好的Nb-Si基自生复合材料试棒。
- The pillars have to support the weight of the roof. 这些柱子须承受屋顶的重量。
- The President swings his weight to get laws passed. 总统运用权力使法律获得通过。
- His opinion doesn't carry much weight. 他的意见没多少影响。
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries
