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simplying of the statements
Hi Yasasween, Two things to make a simplied equation: Assigning B with zeros, as all the dimensions are known at the first pla...

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Index exceeds the number of array elements (1000).
Hi Samantha, Yes, as mentioned by you in the comments. When ever there is an index accessing the array or matrix, beyond its ...

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Why is 4-by-2 matrix compatible with 4-by-1 vector?
Hi Ann, As placed in the documentation link, yes, it is compatible. The .* operation does element wise multiplication. For th...

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Sum of elements in cell array
Hi Hamzah, The issue you observe in numerical values is due to the precision that is not observed for the values. When the for...

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How to use a generated MEX function?
Hi Maria, The generated mex file will have an extensions mex for the filename. For example with windows platform, you get the m...

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Why do I get "array indices must be positive integers or logical values" when running this for loop?
Hi Spencer, The access of i_theta in xcoord and ycoord is the issue. In MATLAB, indexing is one based. Try to update as folllo...

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What can I do about this problem to create a table?
Hi Jonathan, You can try converting to strings to avoid such problem. Here is the line of code, that is changed with strings. ...

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Skip iterations in for loop
Hi Maud, You can directly use those values for index i. Try this, for i = [2:4 8:13 17:22 26:31 35:40 44:46] grf43.data(:,i) ...

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step amplitude change in a sine wave code Matlab
Hi Macyln, I am not exactly sure as what you are looking for. Based on the figure, i see that you wanted to have different leve...

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How to use one function in another function
Hi Sushanth, When the functions f1 and F2 are in the path where function f3 can acess, then you can directly use the function...

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convert 1x1 Cell with scientific number as text to a number in MATLAB.
Hi Eddie, To convert cell to a number, you can use cell2mat function. For usage of the function, look https://www.mathworks.c...

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Doubt about NR PDSCH Throughput example
Hi Angelo Rob, Please refer to the answer placed in https://www.mathworks.com/matlabcentral/answers/549510-input-bits-in-nr-pds...

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Input bits in NR PDSCH Throughput example
Hi AngeloRob, Inorder to get the bit error rate, the simplest is to store an array of bit errors, similar to simThroughput valu...

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reverse indexing of a matrix in matlab
Hi Lilly, You get error at that line, because, you just removed the sort operation, which can provide two outputs. The code ca...

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Back to basics 10 - Max Float
Covering some basic topics I haven't seen elsewhere on Cody. Return the largest positive floating-point number MATLAB can han...

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Squaring Matrix
Square the following matrix using matlab % A = 1 2 3 4 5 6 7 8 So new matrix should display...

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Return 'on' or 'off'
When the input is true, return 'on', otherwise, return 'off'.

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Divide by 4
Given the variable x as your input, divide it by four and put the result in y.

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model to create V2X applications
Hi Prateek, For a quick start, in terms of LTE based sidelink V2X communications, at the L1-L3 link-level, the LTE Toolbox has ...

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xyz2rgb input arg
Hi Loong, XYZ is the tristimulus values and not the coordinate system, since the color space is varied from XYZ to RGB. You ca...

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channel coefficient generation for TDL channels
Hi Ashok, To get the path filter impulse response for link-level MIMO fading channel (i.e. nrCDLChannel or nrTDLChannel), use t...

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Frame structure in NR PDSCH Throughput example
Hi Angelo, The example considers each slot in a frame is allocated for the downlink transmission. For a 15 kHz SCS, in each fra...

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Reserved PRB in PDSCH object from 5G toolbox not working
Hi Christian, Thanks for sharing the code. The issue of PDSCH not rate-matching around the SSB comes from the incorrect assign...

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5G NR Synchronization Procedures
Hi Xiangwei, You are almost right, in expressing the words. Minor correction: Though we can extract the SSB with the stronges...

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QAM modulation in Uplink and Downlink Carrier Waveform Generation
Hi Javier, Based on the plots, i see it is placed for an uplink waveform generation example. The uniform color for QPSK with g...

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Modify number of antennas in NR PDSCH Throughput
Hi Javier, The one most important aspect is to change is the number of layers. The number of layers decide whether the number o...

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5G NR Downlink Carrier Waveform Generation
Hi Javier, You can provide any values. But the best guide to run different simulations is the Transmission bandwidth configurat...

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SRS in Uplink Carrier Waveform Generation
Hi, Its because in the SRS Instances configuration, the Enable field is set to 0. Here is the code that is present in that sect...

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Plot f(x,y) = sin(2piX)sin(2piY)
Hi William, Try this: x = -2:.1:2 y = -2:.1:2 [X,Y] = meshgrid(x,y) Z = sin(2*pi*X).*sin(2*pi*Y) % Peform element wise mult...

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Hey, I am having trouble indexing into string vectors
Hi, Update this as below: res = ["ABC" , "DEF" , "GHI"] tf = [1 0 1]; % This is of type double, so convert to logical as ...

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