edge gradient
英 [edʒ ˈɡreɪdiənt]
美 [edʒ ˈɡreɪdiənt]
网络 边缘梯度
双语例句
- Edge Detection Based on the Gradient Operators Optimized by Genetic Algorithms
遗传算法设计梯度算子实现优化的图象边界检测 - Chinese Static Sign Language Recognition Based on Edge Gradient Direction Histogram
基于边缘梯度方向直方图的中国静态手语识别 - Segmentation of Optic Nerve Fiber Based on Symmetric Region Growing and Edge Gradient
基于对称区域生长和边缘梯度的视神经纤维的分割 - Image representation and compression using edge and gradient field
基于边缘和梯度场的图像表示和压缩方法 - Multi-scale Edge Fusion Based on Inter-scale Gradient Direction
基于尺度间梯度方向的多尺度边缘融合 - This paper does research on the gaze estimation of human eye using the cheap camera, and the adopted method is to introduce the edge gradient direction information into the analysis of eye features.
本文主要研究使用廉价的摄像头进行人眼视线方向估计，所采用的方法是在眼部特征分析的基础上引入边缘梯度方向信息。 - Edge detection theory in image processing mainly includes correlation data, fuzzy edge detection, entropy operator edge detection and gradient edge detection.
图像处理中的边缘检测的方法主要包括相干数据体法、模糊边缘检测法、基于熵算子的边缘检测法、梯度边缘检测法； - A new difference projection method is proposed to extract eye candidate area, and then, according to features of edge gradient maps of face images, a new eye feature extraction algorithm based on gradient vector flow field is proposed to determine eyeball candidate points.
提出了差分投影的方法确定眼睛区域，并根据人脸图像的边缘梯度图提出了一种新的基于梯度向量流场的眼睛特征提取方法。 - Edge Detection Based on Gradient Histogram and Variance Within Clusters
基于梯度幅度直方图和类内方差的边缘提取方法 - According to features of edge gradient maps of face images, a new eye feature extraction algorithm based on gradient vector flow field was proposed.
根据人脸图像的边缘梯度图提出了一种新的基于梯度向量流场的眼睛特征提取方法。 - According to this method, we divide a gray-level image into many small blocks, and find out all may-be edge pixels using gradient operator in each block.
该方法将整幅灰度图像分成小块，在每个小块中利用梯度算子对小块中的边界点进行检测，寻找出小块内的所有边界点； - A Novel Approach to Edge Selection on Gradient Images Based on Dome Extraction
基于穹顶提取的边缘选取算法 - Much work has been done on the research of image raster extracting andindexing: in the study on extracting and indexing of the color raster, Canny edge detector is used to extract raster edge and the gradient information is used to index;
对光栅的检测和索引方法进行了研究，主要包括：①对彩色光栅的检测和索引方法进行研究，使用Canny算子提取光栅边缘，利用光栅边缘的梯度信息来建立光栅索引； - Secondly, an iterative chain code tracing method with parallel hierarchy was introduced for line segment detection based on detected edge gradient of image.
基于立体图像的边缘梯度信息，文中提出一种分层并行式迭代式链码跟踪方法实现图像中直线段的检测； - Image Definition Criterion Based on Edge Gradient Feature
基于边缘特征提取的图像清晰度评价函数 - In this paper, an image recognition based on edge and gradient character is proposed.
提出了一种基于边界和梯度特征的图像识别方法。 - Image Recognition Based on Edge and Gradient Character
基于边界和梯度特征的图像识别 - Secondly it proposes the waterline and maximum edge gradient detection, which can seek out the correct ROI.
然后在划定的ROI中检测吃水线特征和边缘梯度统计特征，由此选出符合条件的ROI； - Because the serious noise of coherent speckle exists in the SAR imagery, some people believe that edge extraction using gradient for SAR imagery gives poor results.
但由于在合成孔径雷达图像中存在严重的相干斑噪声，有人认为使用灰度梯度提取合成孔径雷达图像的灰度边界得不到好的结果。 - The temperature reduced from the middle to the edge by gradient. And the place that touched with fusant was overheating in the alkali dissolved room.
黑夜气化炉碱溶解室中，物料的温度高，湍动强且处于流动状态，温度呈现从中间到边缘梯度降低的变化，且碱溶解室中与熔融物接触的地方存在过热的情况。 - Two kinds of fusion rules, current edge gradient and local variance rules are proved to be improper through theoretical and experimental investigations.
通过对融合规则的理论研究与试验研究，否定了现有的基于边缘梯度与基于局部方差的融合规则，提出了修正后的融合规则。 - In this thesis, Canny operator is used to detect the edge information instead of gradient operator; upper eyelid and lower eyelid are detected using Hough transform by being divided into two segments, respectively.
本文算法对其进行了改进，使用Canny算子代替了梯度算子，更好的提取边缘信息；并将上眼睑和下眼睑分别分作两段利用Hough变换进行检测。 - Firstly, the algorithm establishes a template, including the information of color, texture and edge gradient.
该算法首先建立目标模板，提取颜色、纹理、边缘梯度等多维特征，并建立相应的特征矩阵。 - It uses the active contour model and the edge gradient of IVUS image, and automatically detects the intima and adventitia of coronary artery vessel under the different energy functions through the dynamic programming.
它采用了活动轮廓模型和IVUS图像边缘梯度特征量，通过动态规划最优搜索的方法分别在不同的能量函数下来自动提取冠状动脉血管内、外膜边缘。 - Edge gradient information is extracted from remote sensing images based on GRA and integrated with mutual information to reduce the appearance of partial extreme value. An image pyramid is built by the wavelet transform, and then coarse-to-fine search strategy is used to reduce computation load.
该方法把灰关联分析提取的边缘梯度信息引入互信息，减少局部极值出现的几率；通过小波变换构造图像金字塔，采用分层搜索细化的策略降低运算量。 - This paper applications the Kirsch edge gradient directional decomposition to the Chinese character recognition for the first time. 3, in the feature fusion: the structural feature of the Chinese characters can reflect its global characteristics, and the statistical feature can reflect its local characteristics.
本文首次将Kirsch边缘梯度方向分解应用到汉字识别上。3、在特征融合方面：汉字的结构特征能够反映出其全局特性，而统计特征又能反映出其局部特性。 - To further smooth the smaller noise in contours of marker image, a new amendment method is comprised by combining the distance transform with the opening and closing amendment to smooth the edge of gradient marker image.
为了进一步平滑标记图像的轮廓，将开闭修正与距离变换相结合，构成新的修正方法。 - Land price changes in different sizes, varying in different directions, such as in the peak district, the land price gradient is more; the attenuation changes, the edge gradient is lower.
地价变化大小不同，方向不一，峰值区地价梯度较大，衰减变化较快，越到边缘梯度越小，不同方向表现为不同的变化特点。 - Designed a Gaussian template set, use each template in this set to matching with the edge gradient curves for getting edge gradient curve at peak signal to noise ratio.
建立一个高斯模板集，通过模板集里的模板与边缘梯度轮廓曲线做模板匹配，计算最佳信噪比情况下的边缘梯度曲线的标准差。