Introduction to Data Preprocessing and its Types
What is Data preprocessing? Data preprocessing is a data mining technique that involves transforming incomplete, inconsistent, and/or noisy data which increase chances of error and misinterpretation, into an understandable format. […]
Challenges of Data Mining
In several sectors, data mining and knowledge discovery is becoming a critical technology for businesses and researchers. While data mining is becoming a well-established and reputable subject, there are still […]
Introduction To Data Mining
Motivation for Data Mining Over the last three decades, the steady and remarkable advancement of computer hardware technology has resulted in a large supply of powerful and affordable computers, data […]
Introduction to Multidimensional Data Model
Introduction Data warehouses and OLAP tools are based on a multidimensional data model. Data is viewed in the form of a data cube in this approach (models n-dimensional data).The data cube […]
Introduction to Data Warehouse and Data Warehousing
A data warehouse is a repository of information collected from multiple heterogeneous sources and placed in a single site in order to facilitate management decision making. The process of constructing […]
Lifecycle of data
The data life cycle is a high-level overview of the processes involved in effective data management and preservation for use and reuse. Because the lessons learned and insights gained from […]