Reg No.:

Max. Marks: 100

10

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10000CS467122001 Pages: 3

Name:

APJ ABDUL KALAM TECHNOLOGICAL UNIVERSITY

Seventh Semester B.Tech Degree Examination (Regular and Supplementary), December 2020

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Course Code: CS467
Course Name: MACHINE LEARNING

PARTA
Answer all questions, each carries 4 marks.
Define supervised learning and unsupervised learning with example.
Differentiate between overfitting and underfitting with suitable diagrams.
Write down the forward selection algorithm for implementing the subset
selection procedure under dimensionality reduction.
Express the confusion matrix table for two class datasets.
Calculate the Gini index of the given number of class label with bird=2, fish=2
and reptile=1.
Describe any four types of activation functions used in Artificial Neural
Networks.
Explain the basic problems of Hidden Markov Models.
What is the purpose of Kernel functions used in Support Vector Machines?
Distinguish between K-means Clustering and Hierarchical Clustering
technique.
Write any four commonly used equations for measures of distance between
data points of numeric data in Hierarchical Clustering.
PART 13
Answer any two full questions, each carries 9 marks.
Distinguish between classification and regression with example.
List any four applications of machine learning.
What is Probably Approximately Correct (PAC) Learning?
Illustrate the concept of Vapnik-Chervonenkis (VC) dimension.
Explain the procedure for performing a Principal Component Analysis (PCA)

on a given data set.

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Duration: 3 Hours

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