- Ensure Correct Input: Confirm your matrix is correctly formatted as Galois field objects (gf).
- Optimize Computation: Large or complex operations in Galois fields can be computationally intensive. Ensure your code is optimized to avoid excessive computation times.
- Debug Custom Functions: If using custom functions like myRank, check for infinite loops and optimize arithmetic operations.
- Use Built-in Functions: Prefer MATLAB's built-in rank function for Galois field matrices, e.g., rankA = rank(gf(A, m)); where A is your matrix and m is the field order.
- Manual Interruption: If the error was due to a long computation time, consider optimizing your code further or using more powerful hardware.
rank of a matrix in gf
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I am trying to find the rank of a matrix containing BCH codewords. However, it is showing the following erro:
Operation terminated by user during gf>gfmtimes (line 1416)
In gf/myRank (line 71) A.x(:,j)=bitxor(gfmtimes(temp,A.x(indnz,j),...
In gf/rank (line 1048) r = myRank(A,0);
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Answers (1)
Pooja Kumari
on 12 Apr 2024
Hello,
To address the error you are encountering "Operation terminated by user during gf>gfmtimes (line 1416) In gf/myRank (line 71) A.x(:,j)=bitxor(gfmtimes(temp,A.x(indnz,j),...In gf/rank (line 1048) r = myRank(A,0);" during the rank calculation of a matrix containing BCH codewords in MATLAB. Here is a few troubleshooting steps you can follow:
For more information on Galois field objects and rank, you can refer to the below documentation:
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