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Purushottama Rao


Active since 2015

Working as a locomotive system software engineer for last 5 years.

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Answered
Removing square brackets from cell array
a=strrep(a,char(91),'') use this

3 years ago | 0

| accepted

Question


Inconsistency problem while building a code
I am trying to build a model with ccts Compiler. The Top model consists of reference models. When i tried first time with the ...

4 years ago | 0 answers | 0

0

answers

Answered
How do I smooth out the maximas and minimas of the following scope output in Simulink
Matlab Function inherits the sampling time from the block connected to it. As the clock is connected as the input of the functio...

5 years ago | 0

| accepted

Answered
Generate the following signals in Simulink
Use a clock as an input in place of sine wave. To reduce the number of cycles you need to modify the function y. If you are lo...

5 years ago | 1

| accepted

Answered
getting coordinates from gui axes
You can use one of these commands to read the data on mouse click. [x, y] = getpts(fig) or [x, y] ...

5 years ago | 1

Answered
why is my program not working ?
I think you are looking for something like x=-10:0.01:10; y(x<-1)=2*x(x<-1)+1; y(x>=1)=2.^x(x>=1)+1; plot(x,y)

5 years ago | 0

Answered
Filling cells with repetitive strings
a=cell(1,60); a(1,1:10)={'hello'}; a(1,11:20)={'tree'}; etc...

5 years ago | 1

Answered
how to import the excel data into matlab simulink model?
As i understood, you have set of 10000 R and L Values. You would like to get the current values for each set of R L values. Yo...

5 years ago | 0

Answered
Why my AC voltage source not provides a sine curve?
Look at sample time in AC Voltage source block.. You may need to replace with your required sample time.

5 years ago | 0

Answered
Simulation of iterated integral
It can can be done by creating a signal which would be 1 during the interval of integration and 0 otherwise. https://in.mathw...

5 years ago | 0

Answered
How to make for loop to make various mathematical operations. Using matrices.
If it is a magic matrix, then its fairly simple.. m=magic(5); s=sum(m); ans= m/s(1)

5 years ago | 0

Answered
Multiple values for a variable in a for loop
You dont need a for loop for doing it. you can try somthing like x(1:10)=0.2:0.2:2 y1 = ((fg*x2^2)/(24*E*I))*(x2^2 -...

6 years ago | 0

Answered
displaying only even values in a for loop?
If you want to run entire loop on even numbers you can try for m=2:2:1000 ..... ..... end If your loop runs ...

6 years ago | 1

Answered
calculating and displaying the slope of a line
You can try uicontrol. Change the position coordinates according to your requirement. The same thing can be expanded for delta x...

6 years ago | 0

Solved


Make one big string out of two smaller strings
If you have two small strings, like 'a' and 'b', return them put together like 'ab'. 'a' and 'b' => 'ab' For extra ...

6 years ago

Solved


Determine whether a vector is monotonically increasing
Return true if the elements of the input vector increase monotonically (i.e. each element is larger than the previous). Return f...

6 years ago

Solved


Is my wife right?
Regardless of input, output the string 'yes'.

6 years ago

Solved


Bottles of beer
Given an input number representing the number of bottles of beer on the wall, output how many are left if you take one down and ...

6 years ago

Answered
How can I substitute all zeros of a matrix with minimum value of the same matrix?
a(a==0)=min(a(a~=0))

6 years ago | 1

| accepted

Answered
How can I total no. particular parameter of certain column?
if the column wit speed data is denoted as s then use sum(s>80) which gives the desired value

6 years ago | 0

| accepted

Answered
removal of background of cropped image
http://in.mathworks.com/matlabcentral/answers/155976-how-to-remove-background-from-an-image this gives a good starting point....

6 years ago | 0

| accepted

Solved


Create a row array using double colon operator
Create a row array from 9 to 1, using the double colon operator.

6 years ago

Solved


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...

6 years ago

Solved


Sort a list of complex numbers based on far they are from the origin.
Given a list of complex numbers z, return a list zSorted such that the numbers that are farthest from the origin (0+0i) appear f...

6 years ago

Solved


Sum all integers from 1 to 2^n
Given the number x, y must be the summation of all integers from 1 to 2^x. For instance if x=2 then y must be 1+2+3+4=10.

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...

6 years ago

Solved


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

6 years ago

Solved


Find all elements less than 0 or greater than 10 and replace them with NaN
Given an input vector x, find all elements of x less than 0 or greater than 10 and replace them with NaN. Example: Input ...

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


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...

6 years ago

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