# Pramit Biswas

### Indian Institute of Technology (IIT), Patna

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**25** Questions

**7** Answers

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**Content Feed**

Question

Not able to start parpool in multiple different matlab instances simultaneously in a single machine.

I tried in multiple different matlab instance. for i = 1:2 str2Eval = [ '!matlab -r "myFunction(''' fileName(i) ''');exit;...

1 year ago | 2 answers | 0

### 2

answersSubmitted

Particle Swarm Optimization (PSO)

Searching/Tuning/Optimizing by Particle Swarm Optimization (PSO) method

2 years ago | 70 downloads |

Question

In switch-case, case values from variable (dynamic)

array1 = [1 2 3]; % this will change in the program array2 = [4 5 6]; % this will change in the program switch an...

3 years ago | 1 answer | 0

### 1

answerQuestion

Clarification for parallel process

I have set up one _mainScript_, where one parallel for initiates calling of _func1_ function. This function calls _script1_ with...

3 years ago | 1 answer | 0

### 1

answerQuestion

Help: restructuring parfor

totpV=5; vars = rand(totpV,2); for loop1=1:100 for loop2=1:totpV % Make this loop2 parallel using parfor ...

4 years ago | 1 answer | 0

### 1

answerSolved

Find the numeric mean of the prime numbers in a matrix.

There will always be at least one prime in the matrix. Example: Input in = [ 8 3 5 9 ] Output out is 4...

4 years ago

Solved

Given a window, how many subsets of a vector sum positive

Given a vector: [1 0 -1 3 2 -3 1] and a window of 2, A sliding window would find: 1 + 0 = 1 0 - 1 = -1 ...

4 years ago

Solved

Finding Perfect Squares

Given a vector of numbers, return true if one of the numbers is a square of one of the other numbers. Otherwise return false. E...

4 years ago

Solved

Create times-tables

At one time or another, we all had to memorize boring times tables. 5 times 5 is 25. 5 times 6 is 30. 12 times 12 is way more th...

4 years ago

Solved

Make a checkerboard matrix

Given an integer n, make an n-by-n matrix made up of alternating ones and zeros as shown below. The a(1,1) should be 1. Examp...

4 years ago

Solved

Select every other element of a vector

Write a function which returns every other element of the vector passed in. That is, it returns the all odd-numbered elements, s...

4 years ago

Solved

Implement simple rotation cypher

If given a letter from the set: [abc...xyz] and a shift, implement a shift cypher. Example: 'abc' with a shi...

4 years ago

Solved

Triangle sequence

A sequence of triangles is constructed in the following way: 1) the first triangle is Pythagoras' 3-4-5 triangle 2) the s...

4 years ago

Solved

Side of a rhombus

If a rhombus has diagonals of length x and x+1, then what is the length of its side, y? <<http://upload.wikimedia.org/wikipe...

4 years ago

Solved

Find a Pythagorean triple

Given four different positive numbers, a, b, c and d, provided in increasing order: a < b < c < d, find if any three of them com...

4 years ago

Solved

Is this triangle right-angled?

Given any three positive numbers a, b, c, return true if the triangle with sides a, b and c is right-angled. Otherwise, return f...

4 years ago

Solved

Dimensions of a rectangle

The longer side of a rectangle is three times the length of the shorter side. If the length of the diagonal is x, find the width...

4 years ago

Solved

Side of an equilateral triangle

If an equilateral triangle has area A, then what is the length of each of its sides, x? <<http://upload.wikimedia.org/wikipe...

4 years ago

Solved

Area of an Isoceles Triangle

An isosceles triangle has equal sides of length x and a base of length y. Find the area, A, of the triangle. <<http://upload...

4 years ago

Solved

Area of an equilateral triangle

Calculate the area of an equilateral triangle of side x. <<http://upload.wikimedia.org/wikipedia/commons/e/e0/Equilateral-tr...

4 years ago

Solved

Length of a short side

Calculate the length of the short side, a, of a right-angled triangle with hypotenuse of length c, and other short side of lengt...

4 years ago

Solved

Is this triangle right-angled?

Given three positive numbers a, b, c, where c is the largest number, return *true* if the triangle with sides a, b and c is righ...

4 years ago

Solved

Length of the hypotenuse

Given short sides of lengths a and b, calculate the length c of the hypotenuse of the right-angled triangle. <<http://upload....

4 years ago

Problem

Find the missing numbers.

Total *N* numbers are in the series of natural numbers ( *1,2,3,...,N* ). The input is an array (unsorted) of those natural num...

4 years ago | 1 | 31 solvers

Question

Specify any block parameter values from other constant block (simulink)

I have multiple RLC blocks, and I want to control their parameter from one single block, so that I don't have to set for each RL...

4 years ago | 1 answer | 0

### 1

answersorting according to another vector

function B = sortBlikeA(A,B) [~, Ao] = sort(A); Bs=sort(B); B(Ao)=Bs; end

4 years ago | 2

Question

histcounts error in place of histc

Links: <https://in.mathworks.com/help/matlab/ref/histc.html histc>, <https://in.mathworks.com/help/matlab/ref/histcounts.html hi...

4 years ago | 3 answers | 1

### 3

answersQuestion

sum of array in structure.

uC = zeros(1,length(X)); for loop1 = 1:length(X) uC(loop1) = sum(X(loop1).Y); end Any other/proper/quick wa...

4 years ago | 1 answer | 0

### 1

answerSolved

Replace secondary diagonal elements of a square array

Replace all the secondary diagonal elements of the square array A with the number n Example: A = [1 2 3 4 5 6 ...

4 years ago