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The multi-peak spectrum of Ti: sapphire pulses observed experimentally under ultra-broad bandwidth conditions ( < 15 fs ......
A PLL Clock Frequency Multiplier Using Dynamic Current Matching Adaptive Charge-Pump and VCO Frequen
A 3.5 times PLL clock frequency multiplier for low voltage different signal (LVDS) driver is presented. A novel adaptive......
Experiments on developing a frequency-stabilized 555.8-nm laser are presented.The 555.8-nm laser is obtained by frequenc......
With more than 40 years Moore scaling, the speed of CMOS transistors is around 100 GHz. Such fact makes it possible to r......
Effects of laser processing parameters on solidification microstructures of ternary Al_2O_3/YAG/ZrO_
Rapid surface resolidification with a high powered CO2-laser was performed in preparing directionally solidified Al2O3/Y......
Carbon anode has a single purpose, i.e. serv-ing as a key auxiliary material in electrolyticaluminum production. Eighty......
MARSHALLIAN DEVIATION:NEW OBSERVABLE CRITERION TO MEASURE TRANSACTION PATHS IN DOUBLE AUCTION MARKET
In measuring the trade process in a double auction (DA) market, there is not any observable criterion that is able to de......
Mountain glaciers are sensitive to environment. It is important to acquire ice flow velocities over time for glacier res......
Wear property of material plays a key role in the service time of workpiece. A major objective in the development of new......
1 Basic theory of the buncher The buncher system is the one of the main parts in the pulsing beam generation system for ......
With development of the superconducting technology,synchrocyclotron can be made very small through extreme high field,th......
Tibetan fine arts have embraced a whole new era sincethe 1980s. Diverse subjects and innovative techniquesfeature the st......
Decomposing a signal based upon redundan dictionaries is a new method for data representation on sig- nal processing. It......
With the rapid increment of the information on the web,traditional information retrieval based on the keywords is far fr......
To extensively deploy quantum key distribution(QKD) systems, copropagating with classical channels on the same fiber usi......
A two-level method for sparse time-frequency representation of multiscale data Dedicated to Professo
Based on the recently developed data-driven time-frequency analysis(Hou and Shi, 2013), we propose a two-level method to......
因灰度相关只是从一个侧面来描述左右图像特征点区域之间的灰度相似性 ,没有考虑特征点之间的空间相关性 ,因此利用灰度间的相似性......
Since the multicomponent signal with nonlinear time-frequency structures occupies a wide frequency band, and the spectra......
H.264实时编码器的研究和实现是目前视频通信研究领域的一个热点问题,本文介绍了基于TMS320DM642平台的H.264编码器的优化,重点介绍......
电子中介的出现,为商品交易提供新的交易平台。本文以基于电子中介下的商品交易为背景,研究了考虑不同中介交易态度的买卖双边匹配决......
文章针对传统就业网站功能单一、服务起点低、没有充分发挥网络交互通信作用的弊端,提出了一个具有撮合算法和视频通信功能的新型......
A compound coating of electrically conductive and visible transparent film and laser protective film has been developed......
本文研究了不完全偏好下的稳定婚配的匹配率,满意度问题.利用构造满意度函数的方法,获得了在不完全偏好下的婚配市场的人均满意度......
基于作者提出的跨语言范畴下隐喻概念与语言表征匹配模式,借助隐喻理解为考查内容的多项选择测试工具,调查了四川外国语大学75名母语......
目前煤矿快速开采和连续作业使得煤矿胶轮车用柴油机热负荷越来越高,因此对其冷却性能的要求也就越来越高,为提高柴油机冷却系统的性......
在蛋白质结构预测的研究中,一个重要的问题就是正确预测二硫键的连接,二硫键的准确预测可以减少蛋白质构像的搜索空间,有利于蛋白......
发布/订阅过滤器采用计数器算法匹配影响系统的匹配时间,一种优化思想是考虑订阅集合的多级索引,层层筛选,避免重复匹配,提出了支持订阅......
文章运用文献资料研究方法,论述了传统教学模式与“体验式”教学在高校武术教学中运用的优缺点,得出“体验式”教学能使学生在愉悦的......
教学构件的检索技术是教学构件技术的关键.笔者建立了教学构件的检索模型,构建了3层查询树和匹配树,提出了教学构件的4种匹配模型......
锚杆在岩土介质中的复杂性、多变性,使得锚固能力确定计算十分困难.文章根据对全长粘结锚杆锚固能力试验、作用机理和应力应变模式......
本文利用匹配多项式和伴随多项式的性质,证明了一类星图的并是匹配唯一的。...
通过引入Rank变换,提出了一种基于新的匹配基元的双目立体匹配算法,该算法首先是将灰度图像转换为Rank图像,在此基础上进行匹配,并......
研究了一种基于人脸细节信息和外形轮廓信息相结合的人脸识别方法.用DCT(离散余弦变换)系数集表示人脸细节信息,傅立叶描述子集表......
对基于事例外推理系统中事例相似度评估方法存在若干问题进行探讨,采用对事例匹配过程及几种匹配函数进行研究和分析的方法,认为当前......
针对匹配追踪信号稀疏分解的巨大计算量问题,在具有全局优化能力的粒子群算法基础上,提出了一种结合BFGS(Broyden、Fletcher、Goldfar......
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【正】To promote China’s export of automobiles,spare parts,and motorcycles,as well as related international trade and c......
传统的电小天线其特点是低输入电阻和低效率.采用双面准重叠印制电路、辐射体中心90°拐杆馈电、长度可调自由悬挂段以及底端......
从理论上分析了质量流和压力波对脉冲管制冷机中冷指和压缩机耦合的影响,针对1台6W/95K斯特林型脉冲管制冷机行了具体研究。实验分析......
给出了电动自行车智能检测中电池与充电器匹配性能检测的实现方法。这种检测系统是采用多功能数据采集卡对电动自行车用电池进行充......
为了弥补音乐教材的局限性和部分地区音乐教师资源不足的现状,将计算机自动评分引入音乐学习中,开发了一套基于特征比对的音乐学唱系......
提出了一种空气/左手介质/右手介质/金属的双层吸波体结构,引入左手材料做匹配层,利用传输线模型与计算机仿真方法考察了左手材料各个参......
平面图的模式匹配查询可广泛应用于生物网络、社会网络、指纹识别和图像分割等。由于对数据操作时引入的噪声和错误使这些图数据具......
m公路项目在建设过程中,必然会对周边的资源造成一定的负面影响,包括改变地形地貌以及对原有自然环境的破坏等,本文通过对公路在施......
根据塔河油田电潜泵井的复杂井况,配套应用倒"Y"型管柱测试技术和DPT压力计监测技术,可以完成地层PVT取样、生产测试、分层采油、......
济钢第二炼钢厂2座转炉与1台四机四流小方坯连铸机匹配实现全连铸。针对生产组织难度大,生产节秦难控制等问题,采取科学合理的生产组织......
对R404A/R23/R14三级复叠制冷系统进行模拟,研究了三级复叠制冷循环中间温度的选取对系统制冷系数的影响,比较了R404A/R23/R14与R404A/R23......
以JK90S可调喷嘴涡轮与WD615.50型柴油机配机试验数据为基础,对采用GT—POWER建立的配机仿真模型进行了校验.使仿真的发动机参数和涡......
福建省广电集团传输发射中心在平潭岛建设585kHz中波发射台,该发射台天线距离我台666kHz中波天线仅1公里。为了避免强辐射感应影响......