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寻找起伏度最佳窗口arcgis
均值变点是统计学中常用的变点分析方法,其主要思想如下:
假设有一组数据,随着某个指标变化(增大),其值逐渐增加并趋于稳定,如何判断在这个过程中是否出现了突变的情况,异样的情况?
均值变点分析方法提供了一种思路,大概如下:
1 计算总的均值和方差;
2 循环将这组有序数据分成两组,X1,X2
计算各组的均值和方差,
计算总方差与分组方差之和的差;
3 得到变点(The change point of mean is a commonly used change point analysis method in statistics. Its main ideas are as follows:
If there is a set of data, as a certain index changes (enlargement), its value increases gradually and tends to be stable. How to judge whether there is a sudden change in the process and the unusual situation?
The mean change point analysis method provides a way of thinking, which is as follows:
1 the total mean and variance are calculated.
The 2 cycle divides the ordered data into two groups, X1, X2.
Calculate the mean and variance of each group.
The difference between the sum of the total variance and the group variance is calculated.
3 get a change point)
- 2021-04-15 14:18:54下载
- 积分:1
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toolTrip
提示框的用法,可以方便的让工具栏提示框显示在任何地方(Prompted the use of the box, it will be convenient to allow the prompt box displays the toolbar at any place)
- 2009-04-03 09:25:46下载
- 积分:1
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604159
迷你SPY源码例程,程序结合易语言扩展界面支持库,调用API函数取窗口信息。(Mini SPY source routines, programs combined with easy language support library expansion interface , call the API function takes the window information .)
- 2016-11-18 18:49:32下载
- 积分:1
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ADDevelopBook
研华“e 时代自动化专家之路”系列丛书,《数据采集系统应用与编程》。包括:PC_Based Control 技术、 Compact PCI Hot Swap 编程、 数据采集VC 编程详解、 数据采集ActiveX 控件编程、 数据采集LabVIEW 编程、 工业通讯卡使用、 PC_Based 运动控制系统、 数据采集系统应用案例、 数据采集系统选型指南(Advantech " e era of automation experts Road" series, " data acquisition systems and programming." Including: PC_Based Control technology, Compact PCI Hot Swap program, Detailed data acquisition VC program, ActiveX controls data acquisition program, data acquisition LabVIEW program, industrial communications cards, PC_Based motion control system, data acquisition systems case, data acquisition system selection guide)
- 2021-02-07 09:09:55下载
- 积分:1
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D2DCommSimul-韩语
说明: 基于匹配理论的设备间底层通信资源分配,使用matlab实现的(Resource Allocation using Matching Theory for Device-to-Device Underlay Communication)
- 2020-03-19 09:23:50下载
- 积分:1
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glonasspvt
采用龙格库塔法对glonass卫星进行位置解算(Glonass Satellite Position Solution)
- 2020-07-15 15:38:50下载
- 积分:1
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Chmm
说明: 连续hmm的以C语言实现,包括前向算法,后向算法及主教练算法(Continuous hmm' s to C language, including the former to the algorithm, and the coach after the algorithm to the algorithm)
- 2010-04-11 12:41:43下载
- 积分:1
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highlight-master
字体绘制,用于背景暗,导致内容出现反差的现象,通过控件重绘实现反差增强阅读性(Font drawing, used for dark background, resulting in the phenomenon of content contrast, through the control redraw to achieve contrast to enhance reading)
- 2020-06-16 00:40:01下载
- 积分:1
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clientudp
clientUDP
-clientUDP
- 2022-01-26 06:34:40下载
- 积分:1
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83314539
说明: 实现了二进制卷积码的viterbi硬判,软判,以及穿孔卷积码(The viterbi hard, soft and perforated convolutional codes of binary convolutional codes are implemented.)
- 2019-04-02 06:16:02下载
- 积分:1