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

Answered

Multi-Scale Training Sizes syntax

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

Multi-Scale Training Sizes syntax

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

plus d'un an 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). ...

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). ...

presque 2 ans 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...

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...

presque 2 ans ago | 0

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...

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...

presque 2 ans 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...

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...

presque 2 ans 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...

plus de 2 ans 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...

plus de 2 ans 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 ...

plus de 2 ans ago

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Determine if input is odd

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

plus de 2 ans 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 ...

plus de 2 ans 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...

plus de 2 ans ago

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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...

plus de 2 ans ago

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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...

plus de 2 ans ago

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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...

plus de 2 ans ago

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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...

presque 3 ans 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...

presque 3 ans 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...

presque 3 ans 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 ...

presque 3 ans 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:...

presque 3 ans 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...

presque 3 ans 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...

presque 3 ans 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...

presque 3 ans ago

Solved

Energy of a photon

*⚛ ☢ ⚛ ☢ ⚛ ☢ ⚛* Given the frequency F of a photon in giga hertz. Find energy E of this...

presque 3 ans ago

Solved

How to subtract?

*± ± ± ± ± ± ± ± ± ± ±* * Imagine you need to subtract one...

presque 3 ans 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...

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...

environ 3 ans ago | 0

Answered

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...

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...

plus de 3 ans ago | 10

| accepted

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...

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...

plus de 3 ans 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...

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...

plus de 3 ans 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...

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...

plus de 3 ans ago | 0