Encoding and decoding using matricesThis is a featured page

Matrix multiplication can be used to “encode” and “decode” messages. For that a coding matrix is required which is known to both the sender and the recepient. The following flowchart illustartes this in a vivid way:-


Encoding a Message & Decoding a Message

Encoding Messages Decoding Messages


Coding Letters




Example:

Encoding and decoding using matrices - MDM4U1@FMG
1.7 decoding example



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DMeghan
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Keyword tags: decoding encoding Matrices
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Anonymous codin decoding on multiplication 0 Jun 29 2012, 6:38 AM EDT by Anonymous
 
Thread started: Jun 29 2012, 6:38 AM EDT  Watch
THIS
x IS
----------
XFXX
XXUX
--------------
XXNXX

What should be maximum value of T ??
Solve please...
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Anonymous can someone plz decode this for me? 0 Apr 22 2012, 5:50 PM EDT by Anonymous
 
Thread started: Apr 22 2012, 5:50 PM EDT  Watch
the message is [s(-k)drc(-n)(-b)ase_and.] the key is 1 1 0 1 in a 2x2 matrix. and the letters are just A=1, B=2 C=3 etc... and a space ( _ ) is 0.
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Anonymous CONFUSED 0 Nov 18 2011, 7:33 AM EST by Anonymous
 
Thread started: Nov 18 2011, 7:33 AM EST  Watch
IT'S GOING TO TAKE A WHILE TO GET USED TO
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Anonymous  (Get credit for your thread)


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