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Kushagr Gupta

MathWorks

Last seen: 4 years ago |  Active since 2016

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I am a Software Engineer at Mathworks and an Electrical Engineer by education.

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Error displayed when starting MATLAB on Linux systems using NVIDIA OR AMD graphics hardware
This low-level graphics error is an NVIDIA driver issue. If possible, downgrade to a previous NVIDIA driver, such as the one tha...

1 year ago | 27

| accepted

Answered
Multi-Scale Training Sizes syntax
The following link mentions the type of data supported by 'MultiScaleTrainingSizes' Name-Value Pair argument. https://www.mathw...

5 years ago | 0

Answered
batch-process images by pasting each onto a central background image
The following code can help replace central portion of a larger image (uniform background) with another smaller (actual image). ...

6 years ago | 0

Answered
How does "semanticseg" command work on images larger than what the network was trained with?
The segnetLayers function creates a U-Net to perform semantic segmentation and the beauty of this type of a network is that it i...

6 years ago | 1

Answered
trainNetwork with response as categorical tensor
From the partial information provided in the question I can comment that there are issues in the way the network has been create...

6 years ago | 0

Answered
Why has my RCNN network stuck at 70% training accuracy
The primary reason that I can think is the "stride of 4" in the first convolution layer. Having such a huge stride reduces the a...

6 years ago | 0

Solved


Who Has the Most Change?
You have a matrix for which each row is a person and the columns represent the number of quarters, nickels, dimes, and pennies t...

6 years ago

Solved


Fibonacci sequence
Calculate the nth Fibonacci number. Given n, return f where f = fib(n) and f(1) = 1, f(2) = 1, f(3) = 2, ... Examples: Inpu...

6 years ago

Solved


Column Removal
Remove the nth column from input matrix A and return the resulting matrix in output B. So if A = [1 2 3; 4 5 6]; and ...

6 years ago

Solved


Determine if input is odd
Given the input n, return true if n is odd or false if n is even.

6 years ago

Solved


Flip the main diagonal of a matrix
Given a n x n matrix, M, flip its main diagonal. Example: >> M=magic(5); >> flipDiagonal(M) 9 24 1 ...

6 years ago

Solved


Reverse the elements of an array
Reverse the order of elements in an array: eg: input X = [ 1 2 3 ; 4 5 6 ; 7 8 9 ] o...

6 years ago

Solved


Back to basics 23 - Triangular matrix
Covering some basic topics I haven't seen elsewhere on Cody. Given an input matrix, return a matrix with all elements above a...

6 years ago

Solved


Remove NaN ?
input -> matrix (n*m) with at least one element equal to NaN; output -> matrix(p*m), the same matrix where we deleted the enti...

6 years ago

Solved


Back to basics 21 - Matrix replicating
Covering some basic topics I haven't seen elsewhere on Cody. Given an input matrix, generate an output matrix that consists o...

6 years ago

Solved


Triangle Numbers
Triangle numbers are the sums of successive integers. So 6 is a triangle number because 6 = 1 + 2 + 3 which can be displa...

7 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...

7 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...

7 years ago

Solved


Add two numbers
Given a and b, return the sum a+b in c.

7 years ago

Solved


Find the sum of all the numbers of the input vector
Find the sum of all the numbers of the input vector x. Examples: Input x = [1 2 3 5] Output y is 11 Input x ...

7 years ago

Solved


Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...

7 years ago

Solved


Pentagonal Numbers
Your function will receive a lower and upper bound. It should return all pentagonal numbers within that inclusive range in ascen...

7 years ago

Solved


Pernicious Anniversary Problem
Since Cody is 5 years old, it's pernicious. A <http://rosettacode.org/wiki/Pernicious_numbers Pernicious number> is an integer w...

7 years ago

Solved


Make the vector [1 2 3 4 5 6 7 8 9 10]
In MATLAB, you create a vector by enclosing the elements in square brackets like so: x = [1 2 3 4] Commas are optional, s...

7 years ago

Solved


Energy of a photon
*&#9883 &#9762 &#9883 &#9762 &#9883 &#9762 &#9883* Given the frequency F of a photon in giga hertz. Find energy E of this...

7 years ago

Solved


How to subtract?
*&plusmn &plusmn &plusmn &plusmn &plusmn &plusmn &plusmn &plusmn &plusmn &plusmn &plusmn* * Imagine you need to subtract one...

7 years ago

Answered
How to smoothing a image by image rows and columns based ?
From the limited amount of information provided in the question I am assuming you want to know how to filter (eg. smoothen) imag...

7 years ago | 0

Answered
How to obtain daughter wavelets from wavelet decomposition of 2D data?
The following links should be helpful to obtain Daubechies wavelets : <https://www.mathworks.com/help/wavelet/ref/dbaux.html...

7 years ago | 0

Answered
MATLAB R2016b graphics bug (Linux)
*Use Software OpenGL Instead* You can work around many graphics issues by using the software version of OpenGL® built-into MA...

7 years ago | 1

Answered
How to redeuce the blank space in the legend box?
You can use the 'Position' property of legend to modify the size of the legend box. The documentation for legend properties is a...

7 years ago | 0

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