X-Git-Url: https://git.njae.me.uk/?a=blobdiff_plain;f=slides%2Fcaesar-break.html;fp=slides%2Fcaesar-break.html;h=81a8396f6d7d8d67b841d5925e17c2a545e4405f;hb=3d76ab459f6ecbd96e5dae3939830b3a67431cb7;hp=090c43f9147340b37e2f6e11ef213c93a1320a39;hpb=7203ac94911556e2b4bf4caab6f5285445faed3b;p=cipher-training.git diff --git a/slides/caesar-break.html b/slides/caesar-break.html index 090c43f..81a8396 100644 --- a/slides/caesar-break.html +++ b/slides/caesar-break.html @@ -112,6 +112,8 @@ How do we define "closeness"? ## Abstraction: frequency of letter counts +.float-right[![right-aligned Letter frequencies](letter-frequency-treemap.png)] + Letter | Count -------|------ a | 489107 @@ -146,7 +148,7 @@ Letter | i | f | m | m | p | ifmmp ------------|---------|---------|---------|---------|---------|------- Probability | 0.06723 | 0.02159 | 0.02748 | 0.02748 | 0.01607 | 1.76244520 × 10-8 -(Implmentation issue: this can often underflow, so get in the habit of rephrasing it as `\( \sum_i \log p_i \)`) +(Implmentation issue: this can often underflow, so we rephrase it as `\( \sum_i \log p_i \)`) Letter | h | e | l | l | o | hello ------------|---------|---------|---------|---------|---------|-------