Experienced web users have strategies for information search and re-access that are not directly supported by web browsers or search engines. We studied how prevalent these strate...
This study introduces methods for evaluating search engine performance over a time period. Several measures are defined, which as a whole, describe search engine functionality ove...
The Internet has changed the way people look for information. Users now expect the answers to their questions to be available through a simple web search. Web search engines are i...
The search task and the system both affect the demand on cognitive resources during information search. In some situations, the demands may become too high for a person. This arti...
Although significant efforts have been devoted to the study and evaluation of information retrieval systems from an algorithmic perspective, far less work has been performed on t...