Data Warehousing and Data Mining20765 marksIssues and Applications
Are the information given by data mining is always useful? What are the issues in data warehousing and data mining?
Are the information given by data mining is always useful? What are the issues in data warehousing and data mining? [5]
No, the information given by data mining is not always useful. Data mining may produce patterns or results that are: - Trivial - already known to domain experts and provide no new insight - Irrelevant - not applicable to the business problem at hand - Misleading - derived from noisy, incomplete, ...