# Yash Srivastava

### MathWorks

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I am an EDG Engineer at MathWorks. DISCLAIMER : Any advice or opinions here are my own, and in no way reflect that of MathWorks

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Customized Regression MAE output layer ERROR:

Since 'nnet.layer.Acceleratable' was introduced in MATLAB 2022a, you won't be able to use it in R2018. Please refer to the foll...

1 year ago | 0

imfindcircles() doesn't find circle although radius is within the specified range and circle was succesfully detected before

Hi Chantal 'imfindcirles' uses Circular Hough Transform for finding circles. It populates an accumulator matrix independently f...

1 year ago | 0

| accepted

How can I plot first harmonic wave from a wave data (Excel)

Hi Hesham, In my understanding you need to plot data in 'waves.csv' in MATLAB. For this you can use 'readtable' function to re...

1 year ago | 0

Print full stack trace of both Cause and Base Exceptions

Hi Veeresh In my understanding you want to print full stack trace for both, base and cause exception. Currently there is no dir...

1 year ago | 0

Lines of code (in app) executed only with breakpoints

The reason why this happens is because of the order of events in this workflow, and how the breakpoint disrupts them. The typica...

2 years ago | 1

Highlighting Color set to blue after updating to 2022b

It is my understanding that you want to change the highlighting color of the current line. You can navigate to Home > Preferenc...

2 years ago | 0

In-place modification - doesn't work as expected

In my understanding you are looking for ways to avoid unnecessary deep copy of data to optimize memory usage. MATLAB can apply ...

2 years ago | 0

llr scaling in 5g nr PUSCHThroughoutExample

In my understanding you are confused about why LLR value is scaled by CSI before ULSCH decoding. ulschLLRs = ulschLLRs .* csi; ...

2 years ago | 0

| accepted

Preview while waiting for Trigger

I am assuming that you want the camera to display live preview when the hardware trigger is enabled. So, internally this is ho...

2 years ago | 0

Deployment Problems GUI to Exe (or Web or Desktop)

I am assuming you are trying to access a toolbox that is not available with your license. You can create a sales request here an...

2 years ago | 0

Change parameters of network from Deep Network Designer

It is my understanding that you are trying to change the properties of a convolution layer in a neural network after exporting i...

2 years ago | 1

| accepted

Solved

Longest run of consecutive numbers

Given a vector a, find the number(s) that is/are repeated consecutively most often. For example, if you have a = [1 2 2 2 1 ...

2 years ago

Solved

Rescale Scores

Each column (except last) of matrix |X| contains students' scores in a course assignment or a test. The last column has a weight...

2 years ago

Solved

Calculate Inner Product

Given two input matrices, |x| and |y|, check if their inner dimensions match. * If they match, create an output variable |z|...

2 years ago

Solved

Find MPG of Lightest Cars

The file |cars.mat| contains a table named |cars| with variables |Model|, |MPG|, |Horsepower|, |Weight|, and |Acceleration| for ...

2 years ago

Solved

Find the Best Hotels

Given three input variables: * |hotels| - a list of hotel names * |ratings| - their ratings in a city * |cutoff| - the rat...

2 years ago

Solved

Crop an Image

A grayscale image is represented as a matrix in MATLAB. Each matrix element represents a pixel in the image. An element value re...

2 years ago

Solved

Calculate BMI

Given a matrix |hw| (height and weight) with two columns, calculate BMI using these formulas: * 1 kilogram = 2.2 pounds * 1 ...

2 years ago

Solved

Plot Damped Sinusoid

Given two vectors |t| and |y|, make a plot containing a blue ( |b| ) dashed ( |--| ) line of |y| versus |t|. Mark the minimum...

2 years ago

Solved

Calculate a Damped Sinusoid

The equation of a damped sinusoid can be written as |y = A.ⅇ^(-λt)*cos(2πft)| where |A|, |λ|, and |f| ...

2 years ago

Solved

Solve a System of Linear Equations

Example: If a system of linear equations in x₁ and x₂ is: 2x₁ + x₂ = 2 x₁ - 4 x₂ = 3 Then the coefficient matrix (A) is: 2 ...

2 years ago

Solved

Verify Law of Large Numbers

If a large number of fair N-sided dice are rolled, the average of the simulated rolls is likely to be close to the mean of 1,2,....

2 years ago

Solved

Find the Oldest Person in a Room

Given two input vectors: * |name| - user last names * |age| - corresponding age of the person Return the name of the ol...

2 years ago

Solved

Convert from Fahrenheit to Celsius

Given an input vector |F| containing temperature values in Fahrenheit, return an output vector |C| that contains the values in C...

2 years ago

Solved

Calculate Amount of Cake Frosting

Given two input variables r and h, which stand for the radius and height of a cake, calculate the surface area of the cake you n...

2 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:...

2 years ago

Matlab crashes when I start the application

Hi Erez, This is a known bug and will be fixed in future releases.

2 years ago | 1

Frequency Characteristic on Simulink

Hi Bahar, Your "Time (t)" parameter of Signal Generator block is set to "Use external signal", but no external signal has been ...

2 years ago | 0

why the plot figure is empty?

Hi Claudia I have modified your code a little bit. Instead of using function handle, we can directly use the expression treatin...

2 years ago | 0

| accepted

problem with matlab live script and the export function

This is happening because the “export” function considers the last saved changes made to the file as “checkpoint” and exports th...

2 years ago | 0