EDGE LOCALIZATION BY MULTIPLE OF GAUSSIANs THEORY

来源 :电子科学学刊：英文版 | 被引量 : 0次 | 上传用户：fclzlj123

【摘要】

：

Zero-crossing of a derivative of Gaussian filter is a well-known edge location criterion. Examples are the Laplacian, the second derivative in the gradient dire

【作者】

：

高峰 Lucas J. van Vliet

【机构】

：

Xi’anInstituteofOptics&,PrecisionMechanics,AcademiaSinica,Xi’an710068,FacultyofAppliedPhysics,Del

【出处】

：

电子科学学刊：英文版

【发表日期】

：

1995年4期

【关键词】

：

EDGE location Multiple-of-Gaussians Pseudo-second-derivative filter ZERO-CROSSIN

下载到本地 , 更方便阅读

下载此文赞助VIP

声明 : 本文档内容版权归属内容提供方 , 如果您对本文有版权争议 , 可与客服联系进行内容授权或下架

论文部分内容阅读

Zero-crossing of a derivative of Gaussian filter is a well-known edge location criterion. Examples are the Laplacian, the second derivative in the gradient direction (SDGD) and the sum of the Laplacian and SDGD (PLUS). Derivative operators can easily be i

其他文献

桥梁承台大体积混凝土施工

桥梁承台属于大体积混凝土施工。混凝土内外温差较大时,会使混凝土产生温度裂缝,影响结构安全和正常使用。大体积混凝土结构温度裂缝与骨料品种、配合比、外加剂掺合料、浇筑

期刊

大体积混凝土桥梁承台施工施工措施温度测控

A NEW MULTIFUNCTION SWITCHED-CURRENT FILTER

A new switched-current(SI)biquadratic filter is presented which can simultaneouslyprovide the low-pass,high-pass and band-pass filters in a single building bloc

期刊

ACTIVEFILTERSSwitched-currentCIRCUITTHEORYanddesignActive filtersSwitch

A DECISION FEEDBACK EQUALIZER FOR NON-LINEAR CHANNELS

A Simple and useful decision feedback equalizer used for non-linear channels with severe linear distortion and mild non-linear distortion is proposed. It is a c

期刊

AdaptiveEQUALIZATIONNON-LINEARCHANNELSDECISIONFEEDBACKEQUALIZERSAdaptive

ELECTROMAGNETIC WAVE PROPAGATION IN MAGNETIC MULTILAYERS-NON-RECIPROCAL REFLECTIONS’

A theory of EM wave propagation through magnetic multilayers and superlattices is presented based on the propagation matrix of a magnetic film. By using the P m

期刊

ElectromagneticwavepropagationMAGNETICMULTILAYERSEMtransmissionandREFLEC

COMPLEX RAY EXPANSION OF PLANE WAVE

Based on the high frequency approximation theory, the complex ray expansion of plane wave is derived. The results obtained may be regarded as the basis of the n

期刊

WAVEPROPAGATIONPLANEWAVECOMPLEXRAYWave propagation Plane wave Complex ra

REQUIREMENT OF SILICON FLATNESS FOR SILICON DIRECT BONDING TECHNOLOGY

The influence of silicon slice flatness on bonding technology and the relation between a foreign particle and resulting bubble are quantitatively presented by t

期刊

BONDINGTECHNOLOGYSILICONmaterialFLATNESSDoublecrystalDIFFRACTOMETRYBondi

ANALOG CIRCUIT IMPLEMENTATION OF NEURAL NETWORK WITH HIGH PRECISION WEIGHTS

A current-mode MOS neuron circuit with 4-bit programmable weights is presented by using CMOS technology. The weights of the neurcn have high resolution and also

期刊

NEURALnetworksNEURONSMOSintegratedCIRCUITSNeural networks Neurons MOS in

上海外高桥与中船九院公司联手打造1200t框架式起重机

日前,上海外高桥造船有限公司与中船第九设计研究院工程有限公司＂临港海工基地1 200 t框架式起重机＂制造总包合同签约仪式举行。据悉,该起重机为中船九院公司首创的新型框架式

期刊

上海外高桥造船有限公司起重机框架式设计研究院上海地区大吨位

小型农田水利工程施工质量管理

水利工程施工质量管理是工程以合理规划，优良设计来满足施工功能，并发挥理想效益的重要保障。但其施工质量往往被忽略，给国家和人民财产带来损失的隐患，因此，笔者认为应该对小型农

期刊

小型农田水利工程施工质量

浅谈中职学生厌学现象

本文通过对中职电子专业学生厌学现象及成因的分析,提出改变传统教学观念,建立适应时代的新的职业教育理念;深化电子专业课程的教学改革,切实提高教学质量与效果;建立良好的

期刊

厌学成因师生关系

EDGE LOCALIZATION BY MULTIPLE OF GAUSSIANs THEORY

与本文相关的学术论文