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MethodsCryptanalysis (Zodiac cycling) / newHomophone-choice dynamics and layout-blindness of variant choice
Method · cryptanalysis (Zodiac cycling) / new

Homophone-choice dynamics and layout-blindness of variant choice

Cryptanalysis (zodiac cycling) / newVersion 1.0Licence MIT5 runsUsed on 1 mystery

Questions it answers

Code Python

Runs and results 5 runs

RunMysteryMeasuredResultAgainstDate
RUN-080VoynichSame-variant rate of successive family occurrences within page, observed/expected; families from the top-20 context alternations1.041Scribes 1.02-1.08 · Latin 1.009 · simulated keys with random/cycling/sticky choice: 1.01/0.995/1.015 (true families), 1.06/1.07/1.06 (inferred)22 Oct
RUN-069VoynichConditional MI of variant and line position within frames, plaintext lines = verseskey: median z 0.3, 0/10 classes above 3Latin letters: median z 1.4, 0/10 above 322 Oct
RUN-063VoynichConditional MI of variant and line position within frames vs within-page shuffles; paragraph-first/last lines excludedmedian z 4.5 over 10 classes (6 above 3)Latin median z 0.0 over 10 classes (0 above 3) · simulators word median z -0.8 over 3 classes (0 above 3), split median z 0.2 over 10 classes (0 above 3), stream median z 0.6 over 10 classes (1 above 3) · scribe rows with z>3: 7/3222 Oct
RUN-062VoynichVariant choice vs line position and previous glyph, top alternation classes: median z against within-page shufflesline 33.3; previous glyph 17.6Simulators and Latin in out/position_blind.csv22 Oct
RUN-056VoynichSame-variant rate of successive family occurrences within page, observed/expected1.093See out/choice_dynamics.csv for scribes, Latin and simulator controls22 Oct

Applied to

1 datasetZL3b transcription
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