Answer to Question #249092 in Databases | SQL | Oracle | MS Access for Morena

Question

Critically discuss and illustrate using a diagram the steps involved in data mining when viewed as a process of knowledge discovery.

Answer 1

Data mining as a knowledge discovery process involves the following steps:

Data cleaning:

·        This is the process of removing impurities and inconsistencies in the raw data that has been mined.

Data integration:

·        In this step, data collected from multiple sources is merged together to form a data storage commonly known as a database.

Data selection:

·        This process involves analysis of data that is retrieved from the data warehouse.

Data transformation:

·        This step involves creating data into forms that are good for mining and other operations

Data mining:

·        This process involves application of appropriate methods to understand good patterns of data

Pattern evaluation:

·        This is used to identify the patterns that are got from the previous step of data mining

Presentation of Knowledge:

·        This is where knowledge that has been mined is visualized using many techniques to the knowledge that the end user can comprehend.