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ISYE 6501 Midterm 1 Glossary Exam Questions and Answers
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ISYE 6501 Midterm 1Glossary Exam Questions
and Answers
Denning [Date] [Course title]
, Descriptive Analytics - Correct Answers:s :What happened
Predictive Analytics - Correct Answers:s :What will happen
Prescriptive Analytics - Correct Answers:s :What action(s) would be best
algorithm - Correct Answers:s :Step-by-step procedure designed to carry out a task.
change detection - Correct Answers:s :Identifying when a significant change has taken place in a process.
classification - Correct Answers:s :The separation of data into two or more categories, or (a point's
classification) the category a data point is put into.
classifier - Correct Answers:s :A boundary that separates the data into two or more categories. Also
(more generally) an algorithm that performs classification.
cluster - Correct Answers:s :A group of points identified as near/similar to each other.
cluster center - Correct Answers:s :In some clustering algorithms (like 𝑘-means clustering), the central
point (often the centroid) of a cluster of data points.
clustering - Correct Answers:s :Separation of data points into groups ("clusters") based on
nearness/similarity to each other. A common form of unsupervised learning.
cusum - Correct Answers:s :Change detection method that compares observed distribution mean with a
threshold level of change. Short for "cumulative sum".
deep learning - Correct Answers:s :Neural network-type model with many hidden layers.
dimension - Correct Answers:s :A feature of the data points (for example, height or credit score). (Note
that there is also a mathematical definition for this word.)
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