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Umar


Last seen: 2일 전 2024년부터 활동

Followers: 26   Following: 4

Community volunteer, like to help people by making difference in their lives

Programming Languages:
Python, C++, C, Java, C#, Javascript, R, MATLAB, SQL, HTML, CSS, Arduino, Shell, Assembly, VHDL, Visual Basic
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Combined Ages 2 - Symmetric, n ≥ 3
Following on <http://www.mathworks.com/matlabcentral/cody/problems/42382-combined-ages-1-symmetric-n-3 Combined Ages 2>, you wil...

3일 전

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Combined Ages 1 - Symmetric, n = 3
You have probably seen the common riddle wherein combined ages are provided and you must determine the individual ages. For exam...

3일 전

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Linear system of equations
Solve the system of equations in three variables.

3일 전

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System of equations
Find a solution to a system of equations represented by a |n| by |n+1| matrix. For instance, [ 2 0 4; => 2*x = 4 ...

3일 전

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linear least squares fitting
Inputs: * |f|: cell-array of function handles * |x|: column vector of |x| values * |y|: column vector of |y| values, same l...

3일 전

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Column norms of a matrix
Given a matrix M, return a vector y such that for each k y(k)=norm(M(:,k)) (y(k) is the Euclidean norm of the k-th col...

3일 전

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how to plot these 2 column data into a curve on oxy plane
Hi @晓通, I saw your question about plotting 2-column data as a curve on the Oxy plane. I've tested a solution with your matlab...

4일 전 | 2

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arduino BLE send/receive simulink problem
@Paul, After going through some extensive research online into this issue, it looks like you're dealing with a genuine Simulink ...

6일 전 | 0

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How do I turn this Simulink model with Gain Control to Pole Placement?
@Farzad, your state-space block outputs displacement and velocity but not acceleration, so you need to compute acceleration usin...

8일 전 | 0

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matlab -batch on SLURM prints errors when HOME is shared across many nodes
Hi @Lang, So I did a deep dive on that MATLAB Connector error you're seeing on your SLURM cluster, and yeah, this is definite...

9일 전 | 0

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interp1() returns a plot with empty sections
Hi @Ata, I took a look at your code and screenshot of Excel file. The problem is that your t vector goes beyond the ran...

13일 전 | 0

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How to import the SPICE model of MOSFET into MATLAB?
Hi @lin, Good news - I found exactly what you're looking for! MATLAB has built-in functionality to import SPICE MOSFET models...

16일 전 | 0

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How can I make use of the full window size when zooming into very tall images?
@RalfW, I tested your code with an image saved in my MATLAB Drive and can confirm exactly what you're describing. The zoomed ...

17일 전 | 0

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How do I use MATLAB's actxserver function to pass an array to LABVIEW
@新云 , Your empty outputs are happening because of a fundamental mismatch in how MATLAB and LabVIEW handle arrays through the ...

18일 전 | 0

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Permute diagonal and antidiagonal
Permute diagonal and antidiagonal For example [1 2 3;4 5 6;7 8 9] -> [3 2 1;4 5 6;9 8 7] WITHOUT diag function (and variable n...

18일 전

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Rotate input square matrix 90 degrees CCW without rot90
Rotate input matrix (which will be square) 90 degrees counter-clockwise without using rot90,flipud,fliplr, or flipdim (or eval)....

18일 전

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Removing rows from a matrix is easy - but what about inserting rows?
Assume A is a 5-by-5 matrix. A([2,4],:) = [] is a quick way to remove rows 2 and 4. Can you find a quick way to insert rows into...

18일 전

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Operate on matrices of unequal, yet similar, size
You may want to add a vector to a matrix, implying that the vector is added to each column of the matrix. Or multiply a 3x4x5 ma...

18일 전

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Matrix with different incremental runs
Given a vector of positive integers a = [ 3 2 4 ]; create the matrix where the *i* th column contains the vector *1:a(i)...

18일 전

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Some Assembly Required
The input to this function is a matrix of real numbers. Your job is to assemble the rows of the matrix into one large row that ...

18일 전

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Incorrect addition of noise in the example: ('lte/NPDSCHBlockErrorRateExample')
Hi @Karine, You've raised a really interesting point here, and I think your observation about the missing sqrt(12/128) factor...

18일 전 | 0

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Showing the value on the x-axis as a legend the moment the curve deviates from the x-axis
@Erkan, I have gone through your comments and understood what you're trying to accomplish! Based on your figure, you want to mar...

21일 전 | 0

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Friends, how to distribute the torque of four motors on VCU, is there any learning material for this?
@饕餮王, MathWorks has some good stuff for this. If you're working with 4 motors on a VCU, the main tool you want is the Virtual Ve...

24일 전 | 0

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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...

24일 전

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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...

24일 전

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N-Dimensional Array Slice
Given an N-dimensional array, _A_, an index, _I_, and a dimension, _d_, return the _I_ th elements of _A_ in the _d_ dimension. ...

24일 전

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MatCAT - Reconstruct X from Its X-rays
Consider a matrix x x = [ 1 2 0 0 5 0 3 0 8 ] If we sum x along the rows we get row_sums = [3 5 11] ...

25일 전

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matrix zigzag
Unfold a 2-D matrix to a 1-D array in zig-zag order, e.g., for matrix [ 1 2 3 ; 4 5 6 ; 7 8 9 ] the resulting 1-...

25일 전

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Matrix of Multiplication Facts
This is James's daughter again, sneaking into his Cody account. Thanks to your help in my math class last year, I did great! But...

25일 전

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Find the next Fibonacci number
In the sequence of Fibonacci numbers, every number is the sum of the two preceding ones: 1, 1, 2, 3, 5, 8, 13, 21, 34, 55...

25일 전

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