Data mining

Chapter 10 Check Point

Answer the following questions. Please ensure to use the Author, YYYY APA citations with any content brought into the assignment.  

1. What      are Anomalies/Outliers? And what are some variants of Anomaly/Outlier      Detection Problems?
2. What      are some Challenges and Work Assumptions of Anomaly Detection?
3. Explain      the Nearest-Neighbor Based Approach and the different ways to Define      Outliers. 
4. Explain      the Density-based: LOF Approach.
5. Provide      the General Steps and Types of Anomaly Detection Schemes.