Community Profile # Kushagr Gupta

### MathWorks

Last seen: etwa ein Jahr ago Active since 2016

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

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

mehr als 2 Jahre ago | 0

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). ...

fast 3 Jahre ago | 0

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...

fast 3 Jahre ago | 1

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...

fast 3 Jahre ago | 0

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...

fast 3 Jahre 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...

mehr als 3 Jahre 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...

mehr als 3 Jahre 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 ...

mehr als 3 Jahre ago

Solved

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

mehr als 3 Jahre ago

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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 ...

mehr als 3 Jahre ago

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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...

mehr als 3 Jahre 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...

mehr als 3 Jahre 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...

mehr als 3 Jahre 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...

mehr als 3 Jahre 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...

mehr als 3 Jahre ago

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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...

mehr als 3 Jahre ago

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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...

mehr als 3 Jahre ago

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

mehr als 3 Jahre ago

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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 ...

mehr als 3 Jahre ago

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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:...

mehr als 3 Jahre ago

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

fast 4 Jahre 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...

fast 4 Jahre 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...

fast 4 Jahre 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...

fast 4 Jahre ago

Solved

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

fast 4 Jahre ago

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...

etwa 4 Jahre ago | 0

Could not initialize shared resources for X11GraphicsDevice
This low-level graphics error is an NVIDIA driver issue. If possible, downgrade to a previous NVIDIA driver, such as the one tha...

mehr als 4 Jahre ago | 12

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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...

mehr als 4 Jahre ago | 0