34 lines
1.4 KiB
Plaintext
34 lines
1.4 KiB
Plaintext
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make-pchk ex-ham7a.pchk 3 7 0:0 0:3 0:4 0:5 1:1 1:3 1:4 1:6 2:2 2:4 2:5 2:6
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make-gen ex-ham7a.pchk ex-ham7a.gen dense
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Number of 1s per check in Inv(A) X B is 3.0
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transmit 7x100000 ex-ham7a.rec 1 awgn 0.5
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Transmitted 700000 bits
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# DECODE BY ENUMERATION TO MINIMIZE BLOCK ERROR PROBABILITY
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decode ex-ham7a.pchk ex-ham7a.rec ex-ham7a.dec-blk awgn 0.5 \
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enum-block ex-ham7a.gen
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Decoded 100000 blocks, 100000 valid. Average 16.0 iterations, 2% bit changes
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verify ex-ham7a.pchk ex-ham7a.dec-blk ex-ham7a.gen
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Block counts: tot 100000, with chk errs 0, with src errs 186, both 0
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Bit error rate (on message bits only): 7.950e-04
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# DECODE BY ENUMERATION TO MINIMIZE BIT ERROR PROBABILITY
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decode ex-ham7a.pchk ex-ham7a.rec ex-ham7a.dec-bit awgn 0.5 \
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enum-bit ex-ham7a.gen
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Decoded 100000 blocks, 99988 valid. Average 16.0 iterations, 2% bit changes
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verify ex-ham7a.pchk ex-ham7a.dec-bit ex-ham7a.gen
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Block counts: tot 100000, with chk errs 12, with src errs 186, both 7
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Bit error rate (on message bits only): 7.775e-04
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# DECODE BY PROBABILITY PROPAGATION
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decode ex-ham7a.pchk ex-ham7a.rec ex-ham7a.dec-prp awgn 0.5 \
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prprp 200
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Decoded 100000 blocks, 99927 valid. Average 0.3 iterations, 2% bit changes
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verify ex-ham7a.pchk ex-ham7a.dec-prp ex-ham7a.gen
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Block counts: tot 100000, with chk errs 73, with src errs 276, both 52
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Bit error rate (on message bits only): 1.290e-03
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