Although search is ubiquitous in this age of broadband Internet and mobile wireless devices, and search engine companies are among the most prominent icons of the Internet, there are still many challenges to overcome and new functionality to be developed for search systems. The field of information retrieval (IR) long predates the mainstreaming of search and developments such as the name of the leading search engine becoming a verb (i.e., “Googling”). This field has studied and evaluated the systems and algorithms that established the foundation for modern systems. Read More