Question

What is data mining? In your answer, address the following: (In your own words)

• Is it another fad?
• Out of the three pre-requisite data science skills (database management, statistics, and machine learning) which one(s) are most important to master?
• Explain how the evolution of database technology led to data mining.
• Describe the steps involved in data mining when viewed as a process of knowledge discovery.

Answer 1

Data mining is a method employed by companies for winding the raw data as helpful details.Often known as knowledge discovery.it is away from simply another fad.

statistics is most important to the master.

Database technology started through the evolution of data gathering and data creation techniques which , takes the evolution of efficient techniques to data management.It often automates the method of discovering more details as huge databases providing query and transaction processing clearly that gets for the requirement of data comprehension.

1).Data cleaning : A method which eliminates the noise and data which is not consistent.

2).Data integration : A place where several data sources are united.

3).Data selection : data apt for analysis activity are retrieved from database.

4).data transformation : data is changed as forms to mining.

5).pattern evaluation : method that recognizes the real fascinating methods indicating knowledge depending on interestingness patterns.

6).knowledge presentation : visualization and knowledge representation methods employed for giving the extracted knowledge for user.