@Siegfried, what exactly are you benchmarking here? Eg. how many different (relevant) values are you using? How do the graphs look if you have some hundred different actors and mimetypes and a wide range of used manifestations and interpretations?
@Siegfried, what exactly are you benchmarking here? Eg. how many different (relevant) values are you using? How do the graphs look if you have some hundred different actors and mimetypes and a wide range of used manifestations and interpretations?