Evaluation is an essential part of scientific information retrieval. Sometimes a search report can contain hundreds of references, none of which are relevant. In that case, you should rethink the search terms and how they are combined, the choice of databases and the search technique. The databases have useful tools for analysing and organising the search results.
Check list for better search results
Relevance denotes how well the search result meets your information needs, in other words if the content is appropriate for your research topic. Read the preface, abstract, introduction, and the conclusion to find out if the document is relevant to you.
The databases offer an option to organise a set of results according to the relevance ranking calculated by the database. In Scopus database for example the following attributes contribute to relevance scoring: