Web Scraping and Data Extraction Service

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description

Learn more about Web Scraping and data extraction services. We have covered various points about scraping, extraction and converting un-structured data to structured format. For more info visit http://promptcloud.com/

Transcript of Web Scraping and Data Extraction Service

Page 1: Web Scraping and Data Extraction Service

Image Credits: codeatomic

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What is Web Scraping

• Web Scraping refers to an application that

processes the HTML of a Web page to extract

data for manipulation such as converting the

Web page to another format (i.e. HTML to

XML).

• It is also known as Web Harvesting and Web

Data Extraction

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• Web Scraping scripts and applications will

simulate a person viewing a Web site with a

browser. Using these scripts you can connect to a

Web page and request a page, exactly as a

browser would do.

• The Web server will send back the page which

you can then manipulate or

extract specific information from.

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Converting Unstructured data to Structured data

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• Unstructured content is largely obtained after the scraping process. Structuring the data is the tedious process. But nowadays most of the tools easily does this functionality to segregate the data based on the fields. After the segregation the data is converted into either an API or any other format like

• CSV• XML • XLS• JSON

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Web Indexing

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• Web scraping is closely related to web indexing, which indexes information on the web using a bot or web crawler and is a universal technique adopted by most search engines.

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Uses of Scraping Services

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Following are some of the uses of Scraping service:• Online price comparison• Contact scraping• weather data monitoring• Website change detection• To collect data's for research work• web mash up • web data integration• Scraping articles blog and content• Social media crawling• Crawling review data

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Outsourcing SLA for web crawl

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If you have a plan to outsource the web crawl orScraping services, consider the following SLA's • Crawlability• Scalability• Data structure capabilities• Data accuracy• Data coverage• Availability• Adaptability• Maintainability

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For more information

Visit http://blog.promptcloud.com/Reach out to [email protected]

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Visit http://promptcloud.com/