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A_Synthetic_Evaluation_fo_Antijamming_Ability_of_t
- 摘要:实战条件下如何评价短波跳频通信系统的抗干扰性能是构建短波跳频通信系统的重要环rr-}J。由于不 能得到精确的指标评价值，采川组合赋权法给出了系统抗干扰性能的评价算法已经不能适川。给出了一种模糊综 合评价方法，该方法有如下优点:为避兔专家赋指标权值的卞观随意性，将德尔菲(Delphi)法和层次分析法(AHP)相结合来确定指标权值 为了便于专家较准确地作出评判，给出了指标评价等级，并利川模糊评价法给出指标评价矩 阵，最后得到评价结果。评价实例表明了该方法的有效性。 -Abst
tracking
- This paper proposes a new method of extracting and tracking a nonrigid object moving while allowing camera movement. For object extraction we first detect an object using watershed segmentation technique and then extract its contour points by a
keyprocess
- 按键处理，可以说，是做单片机的朋友的一项必须掌握的基本功。在本文中，匠人将试 对按键的检测及处理做一些肤浅的分析，权当是给新手扫盲。如果您是高手，请跳过此文，-Button processing, it can be said, is to do a friend of a microcontroller must master the basics. In this article, and craftsmen, on the button will try to do some test
junyunxianzhe
- 波束图定义为当阵列输入为平面波时，阵列输出与平面波入射角的关系。阵列天线的方向图是全方向的，但阵列的输出经过加权求和后，却可以使阵列接受的方向增益聚集在一个方向上，相当于形成一个波束，-The wave beam chart defines to work as when array input for plane wave, array output and plane wave incidence angle relations. Array antennas s directional d
Control-of-Teleoperation
- ：针对遥操作机器人系统通信通道中存在时延以及系统模型存在不确定性而可能造成系统不稳定和操作性能降低的问 题，采用了H 混合灵敏度鲁棒控制的方法设计主从机械手的控制器。首先概括的介绍了系统的构成及动力学模型，然后 针对控制器设计中加权函数选择较困难的问题，研究了一种较实用的加权函数选择方法，并采用MATLAB鲁棒控制工具箱 进行了控制器设计，最后给出了系统在随机时延环境下Simulink的仿真结果。结果表明系统在受扰和通信信道存在随机时 延的情况下，仍具有良好的鲁棒稳定性和跟踪性能
Image-reconstruction_CS
- 合稀疏贝叶斯学习(SBL)和可压缩传感理论(CS)，给出一种在噪声测量条件下重建可压缩图像的方法。该方法将cS理论中图像重建过程看作一个线性回归问题，而待重建的图像是该回归模型巾的未知权值参数；利用sBL方法对权值赋予确定的先验条件概率分布用以限制模型的复杂度，并引入超参数- Hop sparse Bayesian learning ( SBL ) and compressible sensing theory ( CS ) , give a compressible image recon
DFKDJFKDFJD
- 本文研究了多重分形的统计物理方法,以上证综合指数长达四年的一分钟高频数据为研究 对象,计算了实际交易数据的多重分形谱及其特征参数,并确定了权重因子的取值范围。结果表 明奇异指数和相应的谱函数作为多重分形谱的重要参数,一定程度上反映了股指本身的变化范围 和高低价位出现频率的变化,然而谱函数可以预测股市趋势的断言在沪市并不成立。 关键词:统计物理 高频数据 多重分形谱 奇异指数-This paper studies the multifractal statistical physi
IR-project
- 1-The Cranfield collection is a standard IR text collection(included in this directory)., consisting of 1400 documents the aerodynamics field.Write a program that preprocesses the collection.Determine the frequency of occurence for all the words in t
shangquanfafuquanzhong
- 熵值赋权法是一种常用的确定指标权重的方法，本源码为基于客观熵赋权法在matlab中的实现，计算结果不错，供站友学习参考-Entropy weighting method is a commonly used to determine the index weight method, the source code is based on objective entropy weighting method in MATLAB in the realization, the calculation
bun_xh45
- 是学习PCA特征提取的很好的学习资料，采用热核构造权重，插值与拟合，解方程，数据分析。- Is a good learning materials to learn PCA feature extraction, Thermonuclear using weighting factors Interpolation and fitting, solution of equations, data analysis.
jqcja
- 本程序的性能已经达到较高水平，matlab开发工具箱中的支持向量机，IDW距离反比加权方法。- The performance of the program has reached a high level, matlab development toolbox support vector machine, IDW inverse distance weighting method.
ue533
- 采用热核构造权重，结合PCA的尺度不变特征变换(SIFT)算法，对于初学者具有参考意义。- Thermonuclear using weighting factors Combined with PCA scale invariant feature transform (SIFT) algorithm, For beginners with a reference value.
py284
- 实现了图像的灰度化并进一步用于视频监视控，采用热核构造权重，具有丰富的参数选项。- Achieve a grayscale image and further control for video surveillance, Thermonuclear using weighting factors It has a wealth of parameter options.
pen_v45
- IDW距离反比加权方法，实现了图像的灰度化并进一步用于视频监视控，通过反复训练模板能有较高的识别率。- IDW inverse distance weighting method, Achieve a grayscale image and further control for video surveillance, Through repeated training LhRFLFSlate have higher recognition rate.
2808-14159-1-PB
- In this paper, we systematically explore feature definition and selection strategies for sentiment polarity classification. We begin by exploring basic questions, such as whether to use stemming, term frequency versus binary weighting, negation-enr