Web Science/Part2: Emerging Web Properties/Modelling Similarity of Text/Similarity Measures and their Applications/quiz

{Is there a connection between similarities and distance functions?} - No, not at all - Yes by taking the inverse - Yes by taking the negative value + Yes via log and exponential function

{Which of the following are applications of similarity measures?} - Vectorspaces + Recommender systems - Machine Learning + Information Retrieval - Jaccard Coefficient

{Which of the following statements is true?} + Similarity measures can always be normalized - Similarity measures need to be transitive + Similarity measures have by symmetric + Similarity measures have to have equal self similarity for all Elements - They can have negative values