Amitava, it is fantastic that you are contributing problems, but you really need to spend more time specifying what the solution should do. The person solving is left needing to guess too much.
Definitely Agree with the cyclist. W/o example it is impossible to understand the task to achieve.
The DC component of a signal is usually its mean. Now filter can have many meanings, but in this case, it means to remove the signal variation.
Replace NaNs with the number that appears to its left in the row.
Getting the absolute index from a matrix
Arrange vector in ascending order
Sum the elements in either diagonal of a square matrix
Matlab Basics - Rounding II
count any radix?
Looking for Squares
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