Best answer: What is data transformation in data mining with example?

What is data transformation with example?

As the term implies, data transformation means taking data stored in one format and converting it to another. As a computer end-user, you probably perform basic data transformations on a routine basis. When you convert a Microsoft Word file to a PDF, for example, you are transforming data.

What is data transformation explain?

Data transformation is the process of converting data from one format to another, typically from the format of a source system into the required format of a destination system. Data transformation is a component of most data integration and data management tasks, such as data wrangling and data warehousing.

What is data transformation explain the different methods of data transformation?

Data transformation is a technique of conversion as well as mapping of data from one format to another. The tools and techniques used for data transformation depend on the format, complexity, structure and volume of the data.

What are the 2 primary stages in data transformation?

Data transformation includes two primary stages: understanding and mapping the data; and transforming the data.

THIS IS IMPORTANT:  Your question: What time should a 10 year old wake up?

What is data transformation in data warehouse and data mining?

Data transformation is the process of converting data from one format or structure into another format or structure. Data transformation is critical to activities such as data integration and data management.

What is attribute transformation in data mining?

Attribute transformation alters the data by replacing a selected attribute by one or more new attributes, functionally dependent on the original one, to facilitate further analysis.

What are the 4 functions of transforming the data into information?

Take Depressed Data, follow these four easy steps and voila: Inspirational Information!

  • Know your business goals. An often neglected first step you have got to be very aware of, and intimate with. …
  • Choose the right metrics. …
  • Set targets. …
  • Reflect and Refine.

What are the steps of data transformation?

The Data Transformation Process Explained in Four Steps

  1. Step 1: Data interpretation. …
  2. Step 2: Pre-translation data quality check. …
  3. Step 3: Data translation. …
  4. Step 4: Post-translation data quality check.

What is data transformation in temporal mining?

It is a process of transforming continuous data into set of small intervals. Most Data Mining activities in the real world require continuous attributes.

What do u mean by data transformation in ETL process?

Transformation refers to the cleansing and aggregation that may need to happen to data to prepare it for analysis. … Extracted data is moved to a staging area where transformations occur prior to loading the data into the warehouse.