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Assignment: Data Mining and Data Warehousing
Question 1
a) What are outliers? List four applications of outlier detection.b) What are the challenges of outlier detection?
Question 2
a) How does PAM (K-medoids) form clusters; how does DBSCAN form clusters?
b) Assume you apply DBSCAN to the same dataset, but the examples in the dataset are sorted differently. Will DBSCAN always return the same clustering for different orderings of the same dataset? Give reasons for your answer.
Question 3
Measuring geodesic distance for the graph G in given figure, calculate the following:
i. Eccentricityii. Radiusiii. Diameteriv. Peripheral vertex
Question 4
Why is it often necessary to do constraint-based clustering? Describe the terms hard constraint and soft constraint.
Explain the differences between the storing data in Access and Excel. Why you would use a spreadsheet over the database?
implement a database of courses and students for a school keeping track of which students are taking which courses.
Purpose of this hands-on computer exercise is to have you learn how to use Microsoft Access to: create a database table, enter data into the table, create a report based on the data, and print the table and the report.
Design the database using Extended Entity Relationship (EERD) Diagram. Develop relational schemas. Relational schemas should be derived using the EERD.
Which of the following is not a basic component of a database system? Which of the following terms is synonymous with "tuple"
Consider system which produces budget reports for department at university. For whichever system you select, answer the following design questions. Who will use output?
Importing and Analyzing Data for Johnson Equipment-Johnson Equipment, the medium-sized laboratory equipment manufacturing company where you work, is in the process of acquiring Sloan Manufacturing, a smaller equipment /manufacturer in the same indu..
Select any two (2) of your relations from the previous step, 1a), and perform the following for each of those two relations: List all the functional dependencies exist in the relation. Demonstrate that the relation meets Third Normal Form (3NF)
ICT211 Database Design. List the patient id, accession id, animal name, and breed for all animals, sorted by animal type, that are currently being treated (where they have not been released, or sent to a carer or other facility). List all Carer Gro..
Create a Crow's Foot ERD to include the following business rules for the ProdCo company: Each sales representative writes many invoices.
Research Article IT344 - Review articles provides summary of current state of the research on a particular topic - main people working in a field
Normal 0 false false false EN-US X-NONE X-NONE When conflict is good for tea..
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