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20040922
- 通过三维有限元计算来研究含圆孔有限厚度板的圆孔边缘应力场,找出了应力集中系数与板的厚度、 圆孔半径之间的关系,同时还分析了圆孔边缘的三维应力约束程度和三维应力约束区域的大小. 研究结果表 明:离面应力约束系数在板的中面最大,而在表面为0 ,三维应力约束影响区域的长度约为板厚的一半 应力 集中系数沿厚度的分布是不均匀的,其最大值及位置与厚度有关 有限厚度板中面的应力集中系数及其最大 值均大于平面应力或平面应变的应力集中系数 对含圆孔任意厚度板的应力集中问题,按平面应力或平面应
xdcode4
- 研究从彩色栅格交通地图中提取完整的道路网络集合。在地图规范化的基础上，基于彩色栅格地图上的噪声特征，处理欠识别和误识别的道路点集集合. 以实例说明该方法对道路提取的过程和效果-study from the color grid traffic maps extracted integrity of the road network set. Standardization of the map on the basis of color raster maps based on the nois
Spectraldecomposition
- 瞬时谱估计，用于检测低频油气特性，有助于地层油气识别。-Instantaneous spectrum estimation for detecting low-frequency oil and gas properties, help to identify the formation of oil and gas.
Crystallinesiliconterrestrialphotovoltaicmodules.r
- 本标准规定了地面用光伏组件设计鉴定和定型的要求，该组件是在GB/T 4797.1中所定义的一般室外气候条件下长期使用。-The standard provides for the design of ground-based PV modules used to identify and shape the requirements of the component in the GB/T 4797.1, as defined in the general long-term outdoor u
FaceRccognitionAlgorithmsBasedonImagcRcconstructio
- 人脸所反映的视觉信息在人与人的交流中有着重要的作用和意义，计算 技术就是利用计算机分析人脸图像，从中提取有效的识别信息，用来辨认身 术，由于其广泛的应用领域，在近四十年里得到了广泛的关注和研究。 -Face reflected in the exchange of visual information in people plays an important role and significance of computing technology is the use of com
get-file
- MMS operates over an IP connection. The details of this are transparent, and indeed largely irrelevant to the MMSC. There are very few differences for the MMSC operating in a CDMA, GSM, or indeed 3G (W-CDMA) environment with or without WAP gatewa
MPSKQAM
- 本文深入研究了复杂调制信号MPSK、MQAM的倍号子类以及常用恒包络信 号OQPSK、or／4 QPSK、MSK的调制识别披本。在鳆种基本调制识别方法即基于特征提取的方法和基于最大似然的方法的纂础上采用四种算法分别对上述信号进行识别研究。-This article studies the complex modulation signals MPSK, MQAM number of times and the common sub-class of constant envelope sig
mypaper4
- To fully utilize the character of the bioradar echo signal, autocorrelation analysis, spectral estimation methods and time-frequency analysis are presented in this paper. These methods are employed to deal with no one, single people and multi-people
An-Improved-Ant-Colony-Clustering-Algorithm-Based
- Focused on the disadvantage of classical Euclidian distance in data clustering analysis, we propose an improved distance calculation formula, which describes the local compactness and global connectivity between data points. Furthermore, we i
Studies-on-Fuzzy-C-Means-Based-on-Ant-Colony-Algo
- A fault identification with fuzzy C-Mean clustering algorithm based on improved ant colony algorithm (ACA) is presented to avoid local optimization in iterative process of fuzzy C-Mean (FCM) clustering algorithm and the difficulty in fault cl
OPTICS-algorithm---Wikipedia--the-free-encycloped
- OPTICS ("Ordering Points To Identify the Clustering Structure") is an algorithm for finding density-based clusters in spatial data. It was presented by Mihael Ankerst, Markus M. Breunig, Hans-Peter Kriegel and Jö rg Sander[1]. Its basic idea is
121
- 美国 步态识别发展现状分析的资料，希望对作此课题的朋友有用-The United States identify the analysis of the present situation of the development of the gait data, and I hope to make this topic friend useful
Discriminant-sparse-neighborhood
- 鉴别向量比较牛叉的论文，最近发的。值得大家借鉴，拿出来特此分享一-Identify cattle fork vector papers recently issued. Worth drawing out hereby share under
ECG-Detection-use-wavelet
- 本文把小波变换应用于心电信号的识别。探讨了伸缩尺度和伪频率(译自pseudo—frequency)-~．间的关系；利用二进双正 交样条小波对室扑信号按Mallat算法进行小波分解；提出了心室扑动和心室颤动信号的小波变换识别方法-Wavelet transform in used to identify the ECG si a1．The relation between scale and pseudo—frequency is discussed．The ventrlcular flu
local-features-research
- 基于局部特征的目标识别技术研究，阐述了解决遮挡情况下使用局部特征来识别目标的局部特征提取方法-Target recognition technology research based on local features of the local feature extraction methods solve occlusion using local feature to identify target
thesisnewreport
- We enunciate the need for watermarking database relations to deter data piracy, identify the characteristics of relational data that pose unique challenges for watermarking. And delineate desirable properties of a watermarking system for relational d
Mapping-crime--Understanding-hot-spots
- Much of crime mapping is devoted to detecting high-crime-density areas known as hot spots. Hot spot analysis helps police identify high-crime areas, types of crime being committed, and the best way to respond.
Using-Temporal-Indicator-Functions-with-Generaliz
- A significant amount of research and practice in the law enforcement arena focuses on spatial and temporal event analysis. And although some efforts have been made to integrate spatial and temporal analysis, the majority of the previous work focu
Itelli_Classroom
- matlab 基于二值膨胀差分和椒盐滤波的图像识别程序。识别教室内人数-matlab based on binary differential expansion and salt and pepper filtered image recognition program. Identify the number of classrooms
multiscale
- 按照二维函数的特点和视觉机制,提出了用来捕捉纹理基元的纹理检测器函数,基于纹理检测器和扩展的小波变换,提出了基于能量分解的影像纹理多尺度分析方法,并按照神经动力学的侧抑制和端点抑制等理论,实现了对多尺度纹理特征的融合，这一多尺度分析方法直接将影像纹理能量在时间一尺度空间分解,包含了相位信息,避免了基于线性变换多尺度分解引起的能量与相位分离,为纹理分析提供了一个层次性的框架,有效提高了纹理的识别能力。-According to the characteristics of two-dimensio