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by taking into account the graph structure and indicating in the query how particular types of objects should be combined - this is a graph search
by ignoring the graph structure and treating individual network elements as related texts, the text of the publication's description is "extended" by the text of the person's description and we perform a search in such extended texts - we then have a text search.
The search results can be adjusted to the user profile, so the answer can be built taking into account the researcher’s “fingerpring” of his/her research. What is very specific for the system, one can use the obtained answer for building a specific report (bibliography, pivot showing a statistics of the contribution to the subject by faculties, etc.).
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