Gujarat Technological UniversitySummer 2025 examination

GTU 3171613 Pattern Recognition Summer 2025 Question Paper & PDF

B.E. · IT Engineering · Semester 7 · Subject code 3171613
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Total
70 marks
To pass
23 marks (33%)
Duration
2.5 Hours 2:30 PM – 5:00 PM
Questions
5 with internal choice
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12 of 25 questions on this paper were also asked in other years. Each is marked below with the years it appeared.See all 18 repeated 3171613 questions, most asked first

Q.1

14 Marks
(a)
3 marks

Calculate probability of getting 3 on both dice if we throw two dice of six surface together.

(b)
4 marksAsked in 2 of 3 papers
Write and explain bays equation.

Also asked in Summer 2026 Q1a

(c)
7 marks

Draw various type of decision boundary for two features product classification in two classes.

Q.2

14 Marks
(a)
3 marksAsked in 2 of 3 papers
What is eigen values and eigen vectors?

Also asked in Summer 2026 Q2a

(b)
4 marks

Explain bayes decision theory for two class and single feature problem/product.

(c)
7 marksAsked in 2 of 3 papers
Derive minimum risk classifier equation.

Also asked in Winter 2025 Q2b

(c)
7 marks
Find eigen values and eigen vectors for matrix A= [[2,5],[4,7]]

Q.3

14 Marks
(a)
3 marksAsked in 2 of 3 papers
What is features dimensionality reduction?

Also asked in Winter 2025 Q3b

(b)
4 marks
How Image face recognition is done using PCA.
(c)
7 marksAsked in 2 of 3 papers
Explain LDA method of feature reduction.

Also asked in Summer 2026 Q4b

(a)
3 marks
What are the various application of markov model ?
(b)
4 marks
Explain first order markov model with example.
(c)
7 marks

Which are different distance measuring method for objects in two dimension feature space?

Q.4

14 Marks
(a)
3 marks
What is difference between classification and clustering?
(b)
4 marksAsked in 2 of 3 papers
Write steps of K-mean clustering algorithm.

Also asked in Summer 2026 Q2c

(c)
7 marksAsked in 2 of 3 papers
Explain feed forward neural network.

Also asked in Summer 2026 Q5c OR

(a)
3 marks
What is unsupervised learning?
(b)
4 marks
Explain steps for divisive hierarchical algorithm.
(c)
7 marks

Draw ANN structure for 5 input features, 2 hidden layer and 8 different category classification problem.

Q.5

14 Marks
(a)
3 marksAsked in 3 of 3 papers
Explain support vector for classification of data in two class.

Also asked in Summer 2026 Q5b, Winter 2025 Q5c

(b)
4 marksAsked in 2 of 3 papers
What is difference between RNN and LSTM.

Also asked in Winter 2025 Q5b OR

(c)
7 marksAsked in 2 of 3 papers
Explain various type pooling functionality in CNN with example.

Also asked in Winter 2025 Q5a OR

(a)
3 marks
What is application of Decision tree?
(b)
4 marksAsked in 2 of 3 papers
Explain K- nearest neighbor algorithm.

Also asked in Summer 2026 Q2c OR

(c)
7 marksAsked in 3 of 3 papers
What is Gini index ? Explain its role in construction process of CART.

Also asked in Summer 2026 Q5c, Winter 2025 Q5c OR

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About this paper

Official Gujarat Technological University (GTU) examination paper for Pattern Recognition (Summer 2025, B.E. · IT Engineering, Sem 7). Features complete 70-mark regular & remedial examination pattern, official marking distribution across all 5 questions, and direct 1-click official PDF download.

Transcribed for student exam preparation from Gujarat Technological University official examination archives. Questions, syllabus guidelines, and curriculum marking schemes remain the intellectual property of Gujarat Technological University.

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