Data mining

by | Jul 1, 2021 | Computer science

Give a brief introduction of data mining and answer following questions in your paper. What recent factors have increased the popularity of data mining?What are the key differences between the major data mining methods?Is data mining a new discipline? Explain. Sample...

Data mining

by | Jun 23, 2021 | Computer science

Discuss the advantages and disadvantages of using sampling to reduce the number of data objects that need to be displayed. Would simple random sampling (without replacement) be a good approach to sampling? Why or why not? Sample Solution

Data Mining

by | Jun 4, 2021 | Main

Perform data mining activities on two Excel datasets. Prepare a 4-5 page report of findings, including whether datasets accurately depict performance, the use of data sampling methods in strategic decision making, and conclusions and recommendations about improving...

Data mining

by | Dec 22, 2020 | Computer science

Please note the reference if anything is mentioned.1.When does a decision tree overfits the training data? Explain Prepruning and Postpruning approaches to avoid overfitting in decision trees. What is the use of kernel functions in SVM?3.K-Means does not explicitly...

Data mining

by | Oct 22, 2020 | Computer science

Present an example where data mining is crucial to the success of a business. What data mining functions does this business need? Can they be performed alternatively by data query processing or simple statistical analysis?Define each of the following data mining...