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Vijay


Last seen: 25 dagar ago

University of Florida

30 total contributions since 2020

I am a postdoctoral associate working on projects applying pharmacometric principles.

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Solved


Swap the first and last columns
Flip the outermost columns of matrix A, so that the first column becomes the last and the last column becomes the first. All oth...

ungefär en månad ago

Solved


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...

ungefär en månad ago

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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 ...

ungefär en månad ago

Solved


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

ungefär en månad ago

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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]; ...

ungefär en månad 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...

ungefär en månad ago

Solved


Pizza!
Given a circular pizza with radius _z_ and thickness _a_, return the pizza's volume. [ _z_ is first input argument.] Non-scor...

ungefär en månad 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.

ungefär en månad ago

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

ungefär en månad ago

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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...

ungefär en månad 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:...

ungefär en månad ago

Solved


Vector creation
Create a vector using square brackets going from 1 to the given value x in steps on 1. Hint: use increment.

ungefär en månad ago

Solved


Doubling elements in a vector
Given the vector A, return B in which all numbers in A are doubling. So for: A = [ 1 5 8 ] then B = [ 1 1 5 ...

ungefär en månad ago

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Create a vector
Create a vector from 0 to n by intervals of 2.

ungefär en månad ago

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Whether the input is vector?
Given the input x, return 1 if x is vector or else 0.

ungefär en månad ago

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Find max
Find the maximum value of a given vector or matrix.

ungefär en månad ago

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Get the length of a given vector
Given a vector x, the output y should equal the length of x.

ungefär en månad ago

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Inner product of two vectors
Find the inner product of two vectors.

ungefär en månad ago

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Arrange Vector in descending order
If x=[0,3,4,2,1] then y=[4,3,2,1,0]

ungefär en månad 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...

ungefär en månad ago

Solved


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 ...

ungefär en månad ago

Solved


Flip the vector from right to left
Flip the vector from right to left. Examples x=[1:5], then y=[5 4 3 2 1] x=[1 4 6], then y=[6 4 1]; Request not ...

ungefär en månad ago

Question


Unrecognized function or variable 'subtitle'.
This is quite strange but when I plotted with subplot options two different matlab apps (I have one standalone license on my des...

ungefär en månad ago | 1 answer | 0

1

answer

Answered
How can I make a variant submatrix?
You could try below (1) If you are just aiming to the get the submatrices in the diagonal of A... I = length(A); n = 10; % ...

ungefär en månad ago | 1

| accepted

Answered
Merging the matched rows of two matrices/files
The following loop worked in this case A(:,4)=100; for o=1:size(B,1) for p=1:size(A,1) if abs(A(p,...

ungefär 2 månader ago | 0

| accepted

Question


Merging the matched rows of two matrices/files
I have two sets of data as in the attached files A and B (where length(A)>length(B)). I need to (i) Match: Match the IDs in...

ungefär 2 månader ago | 2 answers | 0

2

answers

Question


Undefined operator '-' for input arguments of type 'cell'.
Hello, I am trying to subtract two columns (that are in time domain) in spread sheet and create a new column. I attached the .x...

2 månader ago | 2 answers | 0

2

answers

Question


Mapping age/date of birth of IDs in one excel to the same IDs in another
Hi I have two excel files: one file with several IDs (no repeats) with their age/DOB information. Another file with the sam...

2 månader ago | 1 answer | 0

1

answer

Question


How can I generate Conditional Lognormal distribution
Hi Community, I am trying to create the 10000 sets of random variates of two parameters (a and b) from lognormal distribution w...

4 månader ago | 1 answer | 0

1

answer

Question


How can I understand why certain sets of random variates lead to the warning message "Unable to meet integration tolerances without reducing the step size below the smallest value allowed (1.136868e-13) at time t=51"?
My model uses ODE15s to solve a system of 9 ODEs. This model has several parameters out of which few vary in time dependent fash...

5 månader ago | 1 answer | 0

1

answer