VM TTR values

[MarcoP]

Thank you Koen. If I understand correctly, each MATTR window is normalized to average=0;  values of +1/-1 mean 1 stdev above/below average. As you say, without such normalization the tiny differences in small windows would be totally lost (all lines would appear to start at 1).

About Mechthild of Magdeburg, I guess what is special in her work is the frequency of consecutive phrases based on the same structure. This example shows the passage from a first (wie,min) to a second (in) structure. The window for the minimum MATTR in your plots (~20 words) could correspond to the average length of these structures.

Vide mea sponsa: Sich wie schöne min ögen sint, wie relit min munt si, wie ftrig min herze ist, wie geringe min hende sint, wie snel min fasse sint und volge mir. Du solt gemartert werden mit mir, verraten in der abegunst, gesftchet  in der vare, gevangen in dem hasse, gebunden in höresagen...

ChatGPT translation:

See, my spouse: how beautiful my eyes are, how red my mouth is, how anxious my heart is, how small my hands are, how swift my feet are, and follow me. You should be tormented with me, betrayed in jealousy, seized in war, captured in hate, bound in rumors...