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  • Users: musilj
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  1. musilj

    Symbolic objects

    Hi all, How can I create a matrix of symbolic objects like A=[a1,a2,a3,a4.........a60] using possibly an index such as i=1:60 if possible . Again is it possible to mix symbolic objects and numeric decimals in one matrix, such as A=[a1,a2,a3,4,5,6,a4....] cheers musilj
  2. musilj

    finite differences method and TEM transmission line parameters

    hi all, I need to work out the the voltage distribution in the dielectric material and TEM transmission line parameters. The cross section has 0 V at the boundary AND unbalanced conductors at 10 V as illustrated on attachment. I need to write a matlab code that automatically sets up a matrix...
  3. musilj

    DTMF

    Hey all, I am trying to decode a dtmf signal which according to the time plots in Matlab comprises of 5 digits. My problem is that i can't seem to find a way of detecting the start and end of the individual tones in the wavefile. I don't intend to use a fixed tone length, as this is not...
  4. musilj

    Calculation of errors in product value

    I am stuck on a seemingly easy one, how can I quote/state the error in a product of numbers for example(x1,x2,x3) with errors +/- 0.5, +/- 0.4, +/- 0.35
  5. musilj

    Calculation of volume under x,y coordinates

    Is there a method to calculate volume of an irregular poly formed by crushed ore stockpile. I plotted the rough poly with excel, I intend to do it manually and checking accuracy with a software program. i have calculated the area under the coordinates. how do i calculate the volume? i have the...

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