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A method of image edge detection based on multiple edge feature and FCM［J］.

基于多特征和FCM的图像边缘检测方法［J］。

A method of image edge detection based on multiple edge features and FCM［J］.

基于多特征和FCM的图像边缘检测方法［J］。

Amethod of image edge detection based on multiple edge features and FCM .

基于多特征和FCM 的图像边缘提取方法。

The multiple edge features are defined according to the character of the gray intensity distribution at the image edge.

该方法根据边缘点附近灰度分布特点构造了多个反映边缘特性的特征分量，并利用输入图像提取该组特征分量，组成一个反映图像边缘特征的数据集。

Then taking advantage of multivalued clock s multiple triggered edge,a ternary double-edge-triggered flip-flop based on ternary clock was designed.

进一步利用多值时钟的多个跳变沿设计了基于三值时钟的三值双边沿触发器，充分利用了多值信号携带信息量大的优点，设计的三值双边沿触发器结构简单。

KONG Xiang-wei,XIE Cun,XU Wei-ran(School of Electronic and Information Engineering,DUT,Dalian 116023,China)Abstract: This paper gives a method of image edge detection,using multiple edge features and fuzzy reasoning.

摘 要：图像边缘检测的传统方法一般仅基于边缘邻域的一阶或二阶导数这一单一特征，并且对模糊边缘图像不敏感，针对此问题，本文提出基于多特征和模糊推理的边缘检测算法。

In order to get anti-noise and good localization image edges, a new fuzzy multi-scale edge detection algorithm is presented in this paper. Firstly, multiple edge images under different scales are acquired by the optimal linear filter for Demigny's criteria.

工业技术能源与动力工程模糊多尺度边缘检测方法的研究与应用硕士边缘检测；最优滤波器；平滑滤波器；模糊多尺度； edge detection；optimal filter；smooth filter；fuzzy multi-scale；为了获取抗噪性强、定位准确的边缘，本文提出了模糊多尺度边缘检测算法。

A free edge in a Ramsey graph of K n is defined as whatever does the edge to be colored by one of two colors respectively,the graph will keep to be a Ramsey graph of K n.

在 Ramsey图 Kn中一条自由边定义为，即使单独改变这条边的颜色，所得到的新图仍是一个二色 Ramsey图 Kn 。

To prove one edge union of k-shell graph is cordial, firstly fix the labeling of vertex of common edge(label u with 0 and v with 1), then according to the value of the graph order n module 4 to class the k shell gaphs to four cases, and to divide to small cases in every shell graph.

本文研究k-贝壳图的亲切标号时，在固定了公共边上的点的标号(对u标号0且v标号为1)之后，我们采用如下方法：首先，以每个贝壳图的顶点数对4取模的余数来分类，这样就得到了四种(来源：d1ABC论文网www.abclunwen.com)不同情况的贝壳图；然后在每个贝壳图中再分情形进行标号；最后，通过证明得到这种标号方法是满足亲切标号的定义的，从而证明了k-贝壳图的亲切性，成功的解决了Sethuramam和Selvaraju猜想，证明了其正确性。

After the UP and DN signals transition to a logic low, NAND gate 403 generates a rising edge in VIN, and pulse width generator 404 generates a rising edge in VOUT a delayed period of time later.

在UP和DN信号转换到逻辑低电平后，NAND门403在VIN中生成上升沿，且脉冲宽度发生器404在延迟时间段后在VOUT中生成上升沿。

The work of this paper is as follows: 1. Looking back the progressing history of the linear motor, introducing the features of the elevator driven by linear induction motor, radicating the topic of this paper "the digital frequency variable control of the elevator bi-side direct driven by linear induction motor". The research of this paper covers the conventional VVVF control, space vector based VVVF control, vector control and DTC.

本文主要开展了以下几个方面的工作： 1 回顾了直线电机发展历史，电机的驱动技术演变，特别是针对直线电机的驱动，简要介绍了直线感应电机驱动电梯的优点和不同结构类型，对传统的v／f控制，基于空间矢量法的v／f控制，矢量控制，和基于电压空间矢量的直接转矩控制进行了比较，确立了本课题的研究主题：直线感应电机双边直推式驱动电梯的全数字变频控制。

The article combines with the treatment of a superficial civil air defense work to introduce how the grouting method to improve the performance of the backfill soil.

文章从治理漂浮人防工事的角度提出了注浆技术在改善回填土性质方面的应用，并详细阐述了注浆技术的施工流程。