Importance of Relevance feedback in Information Retrieval

Abstract: Relevance feedback is a valuable technique in improving the performance of information retrieval systems.  Many techniques are used nowadays to evaluate keyword relevance in which the utilization of particular keywords are estimated to see if they have been used extremely. Its role is to enhance the search results quality by user involvement in the process and adapting the system based on user feedback. Relevance Feedback provides benefits like relevance improvement, query refinement, reduction of user effort.