# Purushottama Rao

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

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**Feeds**

Removing square brackets from cell array

a=strrep(a,char(91),'') use this

bijna 6 jaar 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 ...

meer dan 7 jaar ago | 0 answers | 0

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answersHow 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...

meer dan 7 jaar ago | 0

| accepted

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...

meer dan 7 jaar ago | 1

| accepted

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] ...

meer dan 7 jaar ago | 1

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)

meer dan 7 jaar ago | 0

Filling cells with repetitive strings

a=cell(1,60); a(1,1:10)={'hello'}; a(1,11:20)={'tree'}; etc...

meer dan 7 jaar ago | 1

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...

meer dan 7 jaar ago | 0

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.

meer dan 7 jaar ago | 0

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...

bijna 8 jaar ago | 0

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)

bijna 8 jaar ago | 0

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 -...

ongeveer 9 jaar ago | 0

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 ...

ongeveer 9 jaar ago | 2

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...

ongeveer 9 jaar 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 ...

ongeveer 9 jaar 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...

ongeveer 9 jaar 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 ...

ongeveer 9 jaar ago

How can I substitute all zeros of a matrix with minimum value of the same matrix?

a(a==0)=min(a(a~=0))

ongeveer 9 jaar ago | 1

| accepted

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

ongeveer 9 jaar ago | 0

| accepted

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....

ongeveer 9 jaar 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.

ongeveer 9 jaar 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...

ongeveer 9 jaar 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...

ongeveer 9 jaar 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.

ongeveer 9 jaar 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...

ongeveer 9 jaar 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 ...

ongeveer 9 jaar 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 ...

ongeveer 9 jaar 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...

ongeveer 9 jaar ago