A Task-oriented Approach to Search Engine Usability Studies

Isak Taksa, Amanda Spink, Robert Goldberg
2008 Journal of Software  
Usability is a multi-dimensional characteristic of a computer system. This paper focuses on usability as a measurement of interaction between the user and the system. The research employs a task-oriented approach to evaluate the usability of a meta search engine. This engine encourages and accepts queries of unlimited size expressed in natural language. A variety of conventional metrics developed by academic and industrial research, including ISO standards, are applied to the information
more » ... al process consisting of sequential tasks. Tasks range from formulating (long) queries to interpreting and retaining search results. Results of the evaluation and analysis of the operation log indicate that obtaining advanced search engine results can be accomplished simultaneously with enhancing the usability of the interactive process. In conclusion, we discuss implications for interactive information retrieval system design and directions for future usability research.
doi:10.4304/jsw.3.1.63-73 fatcat:ttkemb2ipvdddaeqdlpzmguvvm