A visual analytics tool for the incremental evaluation of search engines

In the field of information retrieval (IR), it is of fundamental importance the activity of evaluating the performance of an information retrieval system (IRS), by means of specific metrics. For this reason, we developed AVIATOR, a visual analytics tool capable of incrementally indexing a document collection in order to help IR experts to automatically obtain the values for the evaluation metrics, so that they can be compared dynamically as the indexing process proceeds