10 Data Extraction and Databases Tools for Big Data Analysis, Part-3

Oct 5, 2018 | 4764 Views

In Part-2 we have covered 10 Big Data Analysis Tools as Data Visualization and Sentiment Analysis Tools. There are numerous of Big Data tools for data analysis today. Data analysis is the process of inspecting, cleaning, transforming, and modeling data with the goal of discovering useful information, suggesting conclusions, and supporting decision making.

Big Data Tools for Analysis is divided into five parts:
  • Open Source Data Tools
  • Data Visualization Tools
  • Sentiment Analysis Tools
  • Data Extraction Tools
  • Databases

Following are 10 Data Extraction and Databases Analysis Tools:
Data Extraction Tools
1. Octoparse:
Octoparse is a free and powerful website crawler used for extracting almost all kind of data you need from the website. You can use Octoparse to rip a website with its extensive functionalities and capabilities. Its point-and-click UI helps non-programmers to quickly get used to Octoparse. It allows you to grab all the text from the website with AJAX, Javaxript and thus you can download almost all the website content and save it as a structured format like EXCEL, TXT, HTML or your databases. More advanced, it has provided Scheduled Cloud Extraction which enables you to refresh the website and get the latest information from the website.

2. Content Grabber:
Content Graber is web crawling software targeted at enterprises. It can extract content from almost any website and save it as structured data in a format of your choice, including Excel reports, XML, CSV and most databases.
It is more suitable for people with advanced programming skills, since it offers many powerful scripting editing, debugging interfaces for people in need. Users are allowed to use C# or VB.NET to debug or write script to control the crawling process programming.

3. Import.io:
Import.io is a paid web-based data extraction tool to pull information off of websites used to be something reserved for the nerds. Simply highlight what you want and Import.io walks you through and â??learnsâ?? what you are looking for. From there, Import.io will dig, scrape, and pull data for you to analyze or export.

4. Parsehub:
Parsehub is a great web crawler that supports collecting data from websites that use AJAX technologies, JavaScript, cookies and etc. Its machine learning technology can read, analyze and then transform web documents into relevant data. As a freeware, you can set up no more than five publice projects in Parsehub. The paid subscription plans allows you to create at least 20 private projects for scraping websites.

5. Mozenda:
Mozenda is a cloud based web scraping service. It provides many useful utility features for data extraction. Users will be allowed to upload extracted data to cloud storage.

6. Scraper:
Scraper is a Chrome extension with limited data extraction features but it's helpful for making online research, and exporting data to Google Spreadsheets. This tool is intended for beginners as well as experts who can easily copy data to the clipboard or store to the spreadsheets using OAuth. Scraper is a free web crawler tool, which works right in your browser and auto-generates smaller XPaths for defining URLs to crawl. It may not offer all-inclusive crawling services, but novices also needn't tackle messy configurations.

7. Data.gov:
The US Government pledged last year to make all government data available freely online. This site is the first stage and acts as a portal to all sorts of amazing information on everything from climate to crime.

8. US Census Bureau:
US Census Bureau is a wealth of information on the lives of US citizens covering population data, geographic data and education.

9. The CIA World Fact book:
The World Fact book provides information on the history, people, government, economy, geography, communications, transportation, military, and transnational issues for 267 world entities.

10. PubMed:
PubMed, developed by the National Library of Medicine (NLM), provides free access to MEDLINE, a database of more than 11 million bibliographic citations and abstracts from nearly 4,500 journals in the fields of medicine, nursing, dentistry, veterinary medicine, pharmacy, allied health, health care systems, and pre-clinical sciences. PubMed also contains links to the full-text versions of articles at participating publishers' Web sites.

Source: HOB