DATA MINING





Hey ! Here we are going to discuss on Data Mining…so basically, you’ve heard a lot about data mining and machine learning in you know current trends,newspapers, medium.com and so many places but very few people know what exactly is data mining.
Let’s start with Why Data Mining ?

So basically we are drown with the data it’s like we are having so much of data and we’re not having knowledge and data mining is basically a misnormer a lot of people understand data mining in a very wrong way ! Like if you’re doing a gold mining or coal mining and in those cases you’re actually digging it for the gold/coal whereas here you’re not you know mining for the data, you mine for the knowledge ! so the data mining is also known as Knowledge Mining or Knowledge discovery in data mining and the reason for data mining being so important is this there is a huge amount of data available. From terabytes to petabytes.

WHERE IS THE DATA COMING FROM ?
  • Social Media Platforms : Facebook, Instagram etc.
  • Ecommerce : Amazon, Ebay, Flipkart etc.
  • Government : Online records, Aadhar link, Bank transactions etc.
  • Society : News, Blogs and other medias.

So this overall means that there’s a huge amount of data available. Now only concern is how we can utilize this data to generate some sort of a knowledge which can be used for decision making, so that is what we are talking in data mining !

WHAT IS DATA MINING ?
  • It is discovering hidden patterns from already available data.
  • Extracting Knowledge from Data which can be used to make effective decision making.
  • Extraction of interesting (non-trivial, implicit, previously unknown and potentially useful) patterns or knowledge from huge amount of data.
  • Is it similar to query processing or Search Algorithms?

o   Data mining is not searching or its not even quering the data.Though it has similarity but it’s way to different.
o   Data mining is applied on various forms of data, and is applied to find the interesting patterns rather than results from database.
o   Additional tasks such as Data Preprocessing etc. are performed in data mining to get effective results.



WHAT CAN BE DATA MINING BE USED FOR ?

  • Applications of data mining are wide and diverse. Initially started as the technique and method to find interesting patterns, now data mining acts as a base to machine learning and Artificial Intelligence applications worldwide.
  • Some basic Applications:
o   Medical fields
o   E-commerce
o   Web page analysis
o   Prediction algorithms in Stock Market, Etc.

WHAT KIND OF DATA CAN BE MINED ?

  • Relational database, data warehouse, transactional database
  • Various IOT sensors data
  • Time series data (Data over the period of time for one particular application)
  • Text Databases such as blogs, tweets, reviews etc.
  • Structured, graph data.


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