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AbhijithS
Level I

Scraping and accessing data on Redfin directly from JMP

Hello All -

 

In one of the JMP seminars I came across the instructor demonstrating how to download housing price and related data from Red-fin website for analysis. The instructor used "internet open --> webpage" to access the data for analysis. Can someone share how we can do that? This is for academic purpose. Thanks!

JMP Pro 17.0.0 (622753)
1 REPLY 1
Victor_G
Super User

Re: Scraping and accessing data on Redfin directly from JMP

Hi @AbhijithS,

 

I will show you how to do it step-by-step on the website https://organicchemistrydata.org/solvents/ that shows a table of chemical solvents with different characteristics.

 

On JMP, click on "File", "Internet Open" and then "Web Page..." and insert the URL of the website you would like to use data from and click on OK :

Victor_G_3-1702368892607.pngVictor_G_0-1702368478508.png

 

Then, JMP will show you the tables it has found automatically on the website. You can select all or select only the ones you are interested in, and then click on OK :

Victor_G_1-1702368551470.png

JMP will then provide you a datatable with the informations directly extracted from the website table(s). There may be some correction/cleaning needed (for column formats/types, missing values, ...), but overall it is doing a good job :

Victor_G_2-1702368640651.png

 

You also have a script "Source" in your datatable that contains the informations about how and where the data has been collected. In this case, it contains this script, used to retrieve the data and create the datatable :

Open(
	"https://organicchemistrydata.org/solvents/",
	HTML Table( 1, Column Names( 1 ), Data Starts( 2 ) )
)

Hope this answer will help you in your task

Victor GUILLER
Scientific Expertise Engineer
L'Oréal - Data & Analytics