Data analysis of the follow-up dance-tableau business intelligence and visualization applicationCourse View Address: http://www.xuetuwuyou.com/course/179The course out of self-study, worry-free network: http://www.xuetuwuyou.comLecturer: Wind-dancing smoke teacherNumber of lessons: 118 hoursLecture mode: Theory--------and practice--projectSmall data with Excel, Big data with tableau!
Is the latest Gartner BI Magic Quadrant, in which one of the leaders of tableau behaves abnormally, with the executive Force Quadrant directly off the other products on a street, a forward-looking quadrant slightly beyond the MSBI, with unparalleled curiosity, specifically to the Tableau website Download the desktop Trial version of the experience, from a variety of details can feel the thick feelings, the
Tags: des style blog http ar color OS using SPSuddenly found that the company Tableau server database size increased sharply, so decided to directly connected to the database troubleshooting. The process is recorded as follows: Finally, a http_requests table was found to be large (7G), which was supposed to be a data cache. The result is a log problem O (╯-╰) O. Because the company's tableau version is rela
Learning Record: 1) First look at the official definition: A group is a combination of dimension members that make up a higher level category. Individual understanding is a bit of a misunderstanding, and a concrete example of what a group is. Give a common example of life, such as apples, bananas, shoes, clothes, bikes. If we want to group, generally divided into three categories: fruit (apples, bananas), clothes (shoes, clothes), bicycles. Of course, the groups in
Tableau command line operationBecause windows domain authentication is used for logon, the user name and password are both exchange accounts.
C: \ Program Files> D: \ "Tableau Server" \ 8.2 \ bin \ tabcmd login-s http: // localhost-u your_name@yourcompany.com-p "your_pwd" === Log out completed. ==== Creating new session ==== Server: http: // localhost/==== Username: chenshu@letv.com ==== Connecting to serv
Now, Baidu is a business intelligence or BI tool, always see tableau figure. Not that Tableau's marketing is doing well, but that the perception and choice of business intelligence tools at home seems to fall on tableau. Cause regardless of industry outside the concept of business intelligence has a biased view, think is a front-end display tool, is a chart.This is not a denial of
1.Tableau can connect a variety of data and databases, such as Txt,xls,mdb,sql server,oracle, etc.2.Tableau can also paste data from the Clipboard3. Understanding of dimensions and measures:1) Dimensions represent the dimensions of an object, such as a product with a name, number, production date, etc.2) A measure represents an object's properties, such as a product's size, sales, etc.3) in
Many friends in the actual project need to consider Tableau server related issues, so plan a set of related videos, but also provide online training and consulting, welcome to leave a message. We also welcome you to join the Lotus-ding-dong tableau QQ Communication group 450924412.650) this.width=650; "src=" http://s3.51cto.com/wyfs02/M02/6E/76/wKioL1V9kGfjVZ5IAAHCTj_G6Bw588.jpg "style=" float: none; "title
Now new trend tableau Desktop v9.3 Professional win32_64 2cd+flaresim.v5.0.2Tableau Desktop is a product where everyone can ask new questions, discover trends, uncover opportunities, and let data guide decision-making confidence.How many opportunities are hidden in your data? It's designed to support how people think. Drag and drop on the canvas. Use your natural ability to quickly discover the visualIn the sleep mode. Experience the built-in speed an
habits are concerned, the linear expression of information is similar to that of the text we are accustomed to, and it has a greater efficiency advantage over the information transmission in relation to the circular composition.Method 1 Manual production1. Drag the Product type,product dimension to the Rows panel. The sales metric is dragged to columns with the following effect2. Add a reference lineA) Right-click on the horizontal axis and click Add Reference Lineb) There are four kinds of for
, and finally calculates the classification
Input: mnist DataSet or Fashion mnist dataset
Output: Error rate and accuracy
Mnist Data set:
Take k=30, the verification set is 50, the accuracy rate is 1;
Take k=30, the verification set is 500, the accuracy rate is 0.98;
Take k=30, the validation set is 10,000, the accuracy rate is 0.84.
Fashion mnist Data Set
K=30, when the validation set is 10000, the t
Because the structure of the satellite data (HDF data) is different from that of geotif, you must pay special attention to it when reading the data. Geotif data is generally a file that contains data in multiple bands. While while the modemis, a file contains multiple subdatasets. Gdal. Each subdataset contains multiple band data. In addition, the default compiled gdal does not include support for the modem_data. You need to download the source code for hdf4 and hdf5 separately, and then modify
You could ref:http://www.cvpapers.com/datasets.html
I'll paste that contents in the followings:
Participate in reproducible Detection PASCAL VOC, DataSet classification/detection competitions, segmentation competition, person Layout taster Competition Datasets LabelMe DataSet LabelMe is a web-based image annotation tool This allows researchers to label images and share T He annotations with the rest of the community. If you are using the database, we
The dataset is the central concept of ADO. Datasets can be treated as an in-memory database, which is a separate collection of data that is not dependent on the database. The so-called independence, that is, even if the data link is disconnected, or shut down the database, the dataset is still available, the dataset is internally XML to describe the data, because XML is a platform-independent, language-independent data Description language, and can de
Dataset Overview1.1 Dataset
L is a memory resident structure that represents Relational Data
L is a data view in XML format. It is a data relationship view.
L in Visual Studio and. NET Framework, XML is the format used to store and transmit various data. Therefore, datasets are closely related to XML.
1.2 dataset Classification
-Typed Dataset
-Untyped Dataset
1.3 differences between a typed dataset and a non-Typed Dataset
ArchitectureF
. NewRow ();//Add new line SqlCommandBuilder builder = new SqlCommandBuilder (adapter)//auto-Generate action command Adpter. Update (DataSet); } } } } Third, VS automatically generate strongly typed datasets (typed datasets)DataSet with XML Schema (XSD)It's essentially a dataset, but it's more of a schema definitionAdd-New Item-Data s
This article will simulate a data warehouse system with user data, product data, and order data. Create a multi-dimensional dataset based on the data structure and process it incrementally. Increment parties
This article will simulate a data warehouse system with user data, product data, and order data. Create a multi-dimensional dataset based on the data structure and process it incrementally. Increment parties
This article will simulate a data warehouse system with user data, product data,
This article will simulate a data warehouse system with user data, product data, and order data. Create a multi-dimensional dataset based on the data structure and process it incrementally.
The incremental approach is to consider the growth of data in fact tables. Assuming that it will grow to several billion in the future, full processing will become unrealistic, therefore, the solution focuses on the incremental processing of multi-dimensional datasets
This article will simulate a data warehouse system with user data, product data, and order data. Create a multi-dimensional dataset based on the data structure and process it incrementally.
The incremental approach is to consider the growth of data in fact tables. Assuming that it will grow to several billion in the future, full processing will become unrealistic, therefore, the solution focuses on the incremental processing of multi-dimensional datasets
Data | Exception Handling Summary: Ado.net provides a variety of techniques for improving the performance of data-intensive (data-intensive) applications and simplifying the process of establishing such programs. A dataset (DataSet) is used as a flag for the Ado.net object model, serving as a copy of a miniature, disconnected (disconnected) data source. Although the use of datasets improves performance by reducing the high cost of access to the databa
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