Table 2 Overview of the questionnaire.

From: Active learning algorithm for alleviating the user cold start problem of recommender systems

#

Question

Answer

1

The events recommended to me are diverse.

1/2/3/4/5

2

The events recommended to me matched my interests.

1/2/3/4/5

3

The recommender system helped me discover new events.

1/2/3/4/5

4

The events recommended to me are ranked appropriately.

1/2/3/4/5

5

The recommender system gave me good suggestions.

1/2/3/4/5