时间序列分析在任何领域都至关重要，例如金融，天文学，地球物理学等。
在地球物理学中，分析时间序列以提取由地球物理学现象引起的信号。
该软件旨在分析GNSS坐标时间序列并估算信号，例如线性，周期性信号。
此外，还提供了一些有用的工具以方便分析。
要求和安装TSAnalyzer V2.0基于Python，它支持Python 2和Python 3，因此应在启动之前安装一些要求。
要求qtpyMatplotlibNumpyPandascvxpy（对于偏移量检测，求解器MOSEK更好）Cvxopt安装在安装此软件包之前，建议先安装Anaconda。
TSAnalyzer可以同时支持Python2和Python3。
下载此仓库，并在公共行提示符下安装python setup.py。
pip安装tsanalyzer之后，程序包在您的路径中创建一个命令tsanalyzer。
GUI说明随着TSAnalyzer 2.0的重新设计和重构，我们放弃了一些功能，例如频谱分析，sigseg，但是不连续性检测和交互功能得到了增强。
批处理功能也易于使用。
•主图视图（alt + h）•上一个绘图视图•下一个绘图视图•平移人物（alt + p）•缩放图形（alt + z）)•子图配置•图形设置（线条，标记，颜色）•偏移（alt + 1）•趋势变化（alt + 2）•地震指数松弛（alt + 3）•地震对数松弛（alt + 4）)•保存数字（alt + s）•时间序列文件扩展坞文件扩展坞支持上下文菜单。
右键单击扩展坞，将显示文件菜单。
双击扩展坞中的文件名，该文件将被加载。
导出所有时间序列文件名是将扩展坞中的文件名保存为文本文件。
扩展坞提供编辑，导入和导出功能。
不连续性停靠点仅显示已加载文件的不连续性，而其他时间序列文件的不连续性也记录在内存中。
时序图使用提供的工具栏，用户可以与图形进行交互。
当用户单击图形时，触发不连续动作（偏移，趋势变化，exp衰减或对数衰减）时，将通过左键单击添加不连续。
MATLAB 2008a下载地址及其特点介绍今年3月，Mathworks推出了MATLAB一个重要的新版本，MATLAB 2008a，也叫做MATLAB 7.6。
在这个版本里，MATLAB解决了几个长期以来固有的弊端，而且加入了一些重要的能力。
这次的更新是非常aggressive的，可能代表了MATLAB的一种历史性的转型。
1.完全实现面向对象编程。
其实，在MATLAB的早期版本里面，也有class的概念，不过大家如果使用过的话，可能知道那是一种不太好的设计。
功能不强，过程繁琐，而且，很多很tricky的地方，尤其是重载numel, subsref这类函数的时候。
而新的设计抛开了历史包袱，现在写出来的类和在python里面写的长得差不多，舒服多了。
这套设计，吸取（或者“抄袭”）了Python和C#的优点，除了支持封装(encapsulation)，继承(inheritance)，和多态(polymorphism)这些基本特性以外，还支持了一些新兴的特性，包括属性(property)，事件(event)，和静态方法(static method)。
2.支持Handle类型——用另外一种说法，就是支持函数调用传引用。
以前matlab传递参数只有一种方法，copy on write。
就是说，当你传一个东西进去，如果它要发生改变，那么，这个东西会整个copy一份，然后修改会在副本上生效。
这使得实现动态数据结构变得非常困难。
比如一个列表，如果每添加一个元素，都要拷贝整个列表一次，将是什么效果呢？因此，传统上matlab擅长于以矩阵为基础的算法，但是对于以经典动态数据结构为基础的算法，比如动态列表，哈希表，搜索树，图等，就力不从心了。
这个新版本终于引入了对引用的支持，这将使MATLAB实现经典数据结构和算法变得前所未有的轻松。
现在，数值和统计算法与经典算法越来越多地合流，很多应用都需要同时使用两方面的算法，MATLAB的这个变化正好适应了这种需求。
QUICK START GUIDE NetFlow Analyzerhttps:///products/netflow/© 2022, Zoho Corporation Pvt. Ltd. All Rights Reserved.INTRODUCTIONNetFlow Analyzer is a complete traffic analysis and network performance monitoringtool that leverages flow technologies like NetFlow, sFlow, IPFIX, NetStream J-Flow,AppFlow, and cFlow to provide real-time visibility into network traffic patterns andbandwidth performance. NetFlow Analyzer supports all major vendor devices, includingCisco, Enterasys Extreme Networks, HP ProCurve, Huawei, Juniper, Riverbed, and more.Using Cisco technologies like NBAR, CBQoS, IP SLA, WAAS, and Medianet, NetFlowAnalyzer helps in application recognition; validates QoS policies; monitors performancemetrics like jitter, latency, and packet loss; and provides insight on traffic optimization performed by your Cisco devices.PREINSTALLATIONNetFlow Analyzer is an integrated flow collector and analyzer that comes bundled withPostgreSQL database and requires no configuration. The product also supports MSSQL database. The recommended hardware requirements for NetFlow Analyzer arefound below:ParameterProfessionalEditionEnterprise EditionCentral server CollectorProcessor2.4GHz quad-coreprocessor 2.4GHz dual-core3.2GHz quad-coreRAM4GB4GB8GBHard disk space200GB fordatabase 600GB1TB SATA harddiskOperating system64-bit64-bit64-bitPlease note that change in flow rate will lead to change in system requirements as follows:Rate offlow/second Processor RAMDisk space foraggregated data(forever)Additional diskspace for rawdata (optional)Server type0 to 3k2.4GHz Quad-CoreProcessor4GB200GB75GB/day-3k to 6k3.2GHz Quad-CoreProcessor6GB200GB150GB/day64-bit 6k to 9k3.2GHz Quad-CoreProcessor8GB200GB225GB/day64-bit 9k to 10k3.2GHz Quad-CoreProcessor16GB200GB250GB/day64-bit 10k to 25k3.2 GHz Quad CoreProcessor18GB225GB-64-bit 25k to 50k3.2 GHz Quad CoreProcessor20GB250GB-64-bit 50k to 75k3.2 GHz Quad CoreProcessor22GB250GB-64-bit 75k to 100k3.2 GHz Quad CoreProcessor24GB300GB-64-bitNote: Aggregated data is calculated based on the top 100 records.For the device exporting NetFlow, ensure that the NetFlow export version format is thesame as the Cisco NetFlow version 5,7, or 9. For information on Cisco devices and iOS versions supporting NetFlow, consult the Cisco NetFlow Device Support table.Supported operatingsystemsSupported browsers Database supportedWindows Server 2022Google Chrome PostgresSQL (bundled with the product)Windows Server 2019Mozilla Firefox MS SQLSupported versions: SQL 2019 | SQL2017 | SQL 2016 | SQL 2014 | SQL 2012 | SQL 2008Windows Server 2016Microsoft EdgeFor HighPerf add-on - PostgreSQL -Bundled with the product.Windows Server 2012 R1Internet Explorer 11Note:●For production use 64 bitversions of SQL● Recovery mode should be set toSIMPLE.● SQL and NetFlow should be onthe same LAN. Currently WANbased SQL installations are notsupported.Windows 10Windows 8Windows 7Windows VistaWindows Server 2008 R1RedHat Linux 6.0 & aboveCent OS 6.0 & aboveFedora 18 & aboveDebian version 6.0 &Ubuntu 12 6.0 & aboveSUSE 10 & aboveNote: NetFlow Analyzer is an integrated flow cNetFlow Analyzer that runs in both Windows and Linux; supports NetFlow® versions 5, 7, and 9; sFlow®; cflowd®; J-Flow®; IPFIX®; and NetStream®.Connection portsNetFlow Analyzer uses the following ports, and we recommend that these ports are notblocked or used by other services. The port numbers mentioned below can bechanged as per your network requirements.Refer to the user guide for advanced product information, or contact technicalsupport.Web server port: 8060, TCP, to connect to NetFlow Analyzer GUI from a web browser. NetFlow Listener port: 9996, UDP, to receive NetFlow exports from routers. Embedded database port: 13306, to connect to the PostgreSQL database in NetFlowAnalyzer.MS SQL port: 1433, port that connects NetFlow Analyzer to a SQL database.Wrapper port: 32000-32999JVM port: 31000-31999, to connect to WrapperINSTALLATIONInstalling in Microsoft Windows:●Navigate to your download location, and then launch the executable file.●In the welcome screen that appears, click Next.●Accept the terms of the license agreement, and click Yes.●Enter the installation location, and click Next.●Enter the web server port and listener port, then click Next.●Register for technical support (optional), and click Next or Skip.On the extracting files screen, select the back-end database for NetFlow ● Analyzer and click Next.● Click OK, and the installation summary should be displayed.●Click Finish.Installing in Linux:●Download the BIN file ManageEngine_NetFlowAnalayzer64bit.bin and assignexecute permission using the command: chmod 777ManageEngine_NetFlowAnalayzer64bit.bin ●Execute the following command:./ManageEngine_NetFlowAnalayzer64bit.bin -i consoleNote: During installation, if you get an error message stating that the temp folder does not have enough space, try executing the following commandsmkdir /tmp2chmod 777 /tmp2 export IATEMPDIR="/tmp2"Now try installing NetFlow Analyzer as usual ./ManageEngine_NetFlowAnalyzer_64bit.bin -i console● Follow the instructions as they appear on the screen to successfully installNetFlow Analyzer on to your machine.POST-INSTALLATIONPrerequisite:If there are any antivirus scanners or automatic backup applications running, they might interfere with database files and the normal functioning of the database. Exclude the home directory, OpManager_home directory, from antivirus scanners. If the database is running on a remote server, network connectivity should be up to avoidthe chance of data loss.Default login credentialsUsername: adminPassword: adminNote: The username and password can be modified later.Configuring flow exportsExport flow can be done in three ways:Predefined Flow Export, where the device type and configuration commands areauto-discovered.Custom Flow Export, where the users can manually enter the configuration commands.NetFlow Generator, that captures and converts raw network packets into NetFlowpackets to help users monitor devices that do not support flow export.Accessing NetFlow AnalyzerTo access NetFlow Analyzer, enter the following in your browser's address bar: http://localhost:8060 or http://<server_IP_address>:<port>Note: If you have changed the default web server port (8060) during installation, use that port numberinstead of 8060.Viewing reportsOnce the device has been configured to export NetFlow packets to the server, NetFlowAnalyzer will receive the packets and generate reports automatically. Log into theNetFlow Analyzer web client to view NetFlow reports.Performance tuningWe recommend tuning Java and a few database parameters to improve theperformance of the system.To access performance tuning settings, go to Support > Load Details.●●Click on Configured heap size, and edit it.After you have updated the values, the server has to be restarted. To learn more ● on performance tuning, refer to this page.LicenseNetFlow Analyzer licensing is based on the number of interfaces to be monitored from your routing and switching devices. For example, if you have 10 devices, each with 1LAN, 1 WAN, and 1 VLAN interface, you have a total of 30 interfaces. If you needreports for only the WAN and VLAN interfaces from each device, then you need alicense for 20 interfaces.It's the monitored interfaces that count, not the total number of interfaces in your network.Free EditionAfter the download and installation, the product runs as a fully featured trial version(including add-ons) for 30 days and then switches to the Free Edition. The Free Editionallows you to manage a maximum of two interfaces with all the features of theProfessional Edition.Professional EditionThe Professional Edition of NetFlow Analyzer allows you to manage a maximum of ninterfaces (where n is the number of interfaces for which you have purchased theNetFlow Analyzer license).Enterprise EditionThe Enterprise Edition is a scalable bandwidth monitoring solution that involves asingle Central server and n number of distributed collectors based on the number ofremote locations. It contains all the features of the Professional Edition and alsoreports on CBQoS, NBAR, NetFlow Analyzer's Advanced Security Analytics Module, andCapacity Planning.SupportSupport: netfl***********************************Onboarding assistance:https:///products/netflow/onboarding.htmlResources: https:///products/netflow/resources.htmlForums: https:///portal/community/netflow-analyzer/Blogs: https:///netflowanalyzerHelp doc: https:///products/netflow/help/Request a free demo: https:///products/netflow/demo-form.htmlLive online demo: https://fl/Tech videos: https:///channel/UCHLusaahd4nS9esD3xBVeUQ。
