Prerequisites:Familiarity with cognitive new programming tools (Jupyter Notebook)1, installation: The use of PIP to install Jupyter. Enter the installation command PIP install Jupyter can be;2, start: After the installation is complete, we can find Jupyter-notebook This application in the following directory; double-click StartAs shown in the following:3. Open the browser compilerThe programming tool is ready to complete.Practical Data
Import matplotlib. pyplot as PLTInput_values = [1, 2, 3, 4, 5]Squares = [1, 4, 9, 16, 25]# Set the coordinate value and width of a line# PLT. Plot (squares, linewidth = 5)PLT. Plot (input_values, squares, linewidth = 5)# Set the icon title and add a label to the AxisPLT. Title ("square numbers", fontsize = 24)PLT. xlabel ("value", fontsize = 14)PLT. ylabel ("square of value", fontsize = 14)# Set the scale mark sizePLT. tick_params (axis = 'both ', labelsize = 10)# Display iconPLT. Show ()The ico
Import matplotlib. pyplot as PLTX_values = List (range (1,1000 ))Y_values = [x ** 2 for X in x_values]# PLT. Scatter (x_values, y_values, S = 40)# X modify the line color# PLT. Scatter (x_values, y_values, c = 'red', edgecolor = 'none', S = 40)# Line color ing displayPLT. Scatter (x_values, y_values, c = y_values, cmap = PLT. cm. Blues, edgecolor = 'none', S = 40)# Set the chart title and Add labels to the AxisPLT. Title ("square numbers", fontsize = 24)PLT. xlabel ("value", fontsize = 14)PLT. y
Learning is really a wonderful thing. I've seen this book before, and some of the knowledge points are completely out of the picture.Summary: The use of knowledge to study well, usually can understand the basis of other technologies, the relevant information and difficulties recorded.JavaScript traps1, variable type var myName = ' SFP '; typeOf myName; ' String ' 2, variable elevation for (var i=0; iSvgYou need to specify width,height for SVG; the element's attribute values are not unit
with the GGPLOT2 in the R language, it seems that two packages are used and the likelihood is developed by the same person! The original author also said on GITHUB that the PYTHON library will no longer be updated! However, ggplot2 is really a drawing artifact, which is almost the only reason I am still using the R language.
Therefore, matplotlib is required no matter which library you want to use. Although his syntax is complex, he is flexible. you can draw almost any image you want. Here we
varMyChart = Echarts.init (document.getElementById ("Container"));//To set up related items, that is, the so-called lap skeleton, easy to wait Ajax asynchronous data filling
varoption = {title: {text:' name Age Distribution chart '}, tooltip: {show:true}, Legend: {data: [' age ']}, Xaxis: [{data:names}], YAxis: [{ Type:' value '}], series: [{"Name":"Age","Type":"Bar","
How the data is clear, accurate, interactive, and visualized through data, will achieve these effects.Libraries needed for Python visualization: pandas,matplotlibRefer to the official tutorial: http://matplotlib.org/index.htmlScatter plot:Plot function: Plot (x, Y, '. ', Color (r,g,b))X, y,x axis and y-axis sequence; '. ', the size of the midpoint of the scatter
at least two vertical and horizontal data. When a higher dimension data is added, it can be mapped to a color or size. When it is mapped to an hour, it is a bubble chart.
K
A k-line chart and a candle chart. It is often used to display stock transaction data.
Pie
Pie Chart, ring chart. A pie chart supports two Nightingale rose chart modes
an unknown chemical composition of the gel, you use this concrete to build a block brick, if there is a three-dimensional array , will brick X, Y, The distribution of the material in the c12>z direction is expressed, then the array can be called the body data. The so-called polygon data , not the two-dimensional plane data, but that the
, and many other functions in an HTML page. Installed via Install.packages ("DT").In Iris Data set iris, for example, execute the following code:Library (DT) DataTable (Iris)The NetworkD3 package implements the D3 JavaScript Network Diagram, which is installed through Install.packages ("networkD3").Here is an example of drawing a force-directed network diagram.# Mislinks data (misnodes) # draw forcenetwork
: 'echarts', location: '.', main: 'echarts' } ], include:[ 'echarts/chart/line' ], out: 'echarts.js'}
After that, copy echarts. js to the DOC/example/www/JS file and overwrite the original file.
The code for creating an HTML file is as follows:
2.2) method 3-label-based Single File Import (recommended)
Starting from 1.3.5, echarts provides label-based introduction. If your project is not developed based on modularization or cmd specifications (for
CSDN open-source summer camp Baidu data visualization practices ECharts (4), csdnechartsECharts knowledge point summary:
During the application process, you will always encounter some difficult concepts and attributes. Here we will summarize some difficult knowledge points to facilitate understanding of the concept and better grasp ECharts.
(1) 1. What does a complete option contain? What types can be summa
AngularJS for data visualization
Preview
We will study how to use AngularJS to visualize data such as bar charts and line charts. Shows the effect.You can go to codepen-Online Preview-download favorites-Effect
VcD4KPGgyIGlkPQ = "analysis"> Analysis
To implement this case, you must have the following elements:AngularJS basics ng-repeat svg draw line passion
In the process of Finereport this report software, it is often necessary to use the function is data analysis. And how the complex data, collation analysis, so as to draw clear findings, it is our learning Finereport the key to this software. The following small series for everyone to share the Finereport report how to data v
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