Data mining 6 | Engineering homework help – Essaylink
Get your Assignment in a Minimum of 3 hours
Our academic experts are ready and waiting to assist with any writing project you may have. From simple essay plans, through to full dissertations, you can guarantee we have a service perfectly matched to your needs.
Free Inquiry Order A Paper Now Cost Estimate
Chapter 9 Check Point
Answer the following questions. Please ensure to use the Author, YYYY APA citations with any content brought into the assignment.
- For sparse data, discuss why considering only the presence of non-zero values might give a more accurate view of the objects than considering the actual magnitudes of values. When would such an approach not be desirable?
- Describe the change in the time complexity of K-means as the number of clusters to be found increases.
- Discuss the advantages and disadvantages of treating clustering as an optimization problem. Among other factors, consider efficiency, non-determinism, and whether an optimization-based approach captures all types of clusterings that are of interest.
- What is the time and space complexity of fuzzy c-means? Of SOM? How do these complexities compare to those of K-means?
- Explain the difference between likelihood and probability.
- Give an example of a set of clusters in which merging based on the closeness of clusters leads to a more natural set of clusters than merging based on the strength of connection (interconnectedness) of clusters.
*Remember importance of avoiding plagiarism* See earlier course announcements!
"Is this question part of your assignment? We Can Help!"
"Our Prices Start at $11.99. As Our First Client, Use Coupon Code GET15 to claim 15% Discount This Month!!"
Get Started