[TVARC] Morse code item
Frank M
phrankxm at gmail.com
Mon Oct 7 19:37:56 EDT 2019
Very interesting analysis. My comment: Morse did it right!
Since we tend to communicate using common words, in communications, including ham radio, then Morse approach was right.
Just a simple observation.
Frank KA1AF
Sent from my iPhone
> On Oct 7, 2019, at 12:22 PM, Robert Averitt <bobandsandy1964 at gmail.com> wrote:
>
>
> I was doing some research on the most commonly used letters in the English language and came across this interesting article on the Morse code - worthy of sharing with fellow hams...
> Bob
> WA3EWK
>
>
> Which Letters In The Alphabet Are Used Most Often?
> The inventor of Morse code, Samuel Morse (1791-1872), needed to know this so that he could give the simplest codes to the most frequently used letters. He did it simply by counting the number of letters in sets of printers' type.
> The figures he came up with were:
> 12,000
> E
> 2,500
> F
> 9,000
> T
> 2,000
> W, Y
> 8,000
> A, I, N, O, S
> 1,700
> G, P
> 6,400
> H
> 1,600
> B
> 6,200
> R
> 1,200
> V
> 4,400
> D
> 800
> K
> 4,000
> L
> 500
> Q
> 3,400
> U
> 400
> J, X
> 3,000
> C, M
> 200
> Z
>
>
> However, this gives the frequency of letters in English text, which is dominated by a relatively small number of common words. For word games, it is often the frequency of letters in English vocabulary, regardless of word frequency, which is of more interest. We did an analysis of the letters occurring in the words listed in the main entries of the Concise Oxford Dictionary (11th edition revised, 2004) and came up with the following table:
>
> E
> 11.1607%
> 56.88
> M
> 3.0129%
> 15.36
> A
> 8.4966%
> 43.31
> H
> 3.0034%
> 15.31
> R
> 7.5809%
> 38.64
> G
> 2.4705%
> 12.59
> I
> 7.5448%
> 38.45
> B
> 2.0720%
> 10.56
> O
> 7.1635%
> 36.51
> F
> 1.8121%
> 9.24
> T
> 6.9509%
> 35.43
> Y
> 1.7779%
> 9.06
> N
> 6.6544%
> 33.92
> W
> 1.2899%
> 6.57
> S
> 5.7351%
> 29.23
> K
> 1.1016%
> 5.61
> L
> 5.4893%
> 27.98
> V
> 1.0074%
> 5.13
> C
> 4.5388%
> 23.13
> X
> 0.2902%
> 1.48
> U
> 3.6308%
> 18.51
> Z
> 0.2722%
> 1.39
> D
> 3.3844%
> 17.25
> J
> 0.1965%
> 1.00
> P
> 3.1671%
> 16.14
> Q
> 0.1962%
> (1)
>
>
>
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