FastFindT: A Meaning-based Context-sensitive Search Engine for Electronic Performance Support Knowledge Portal

The ability to rapidly locate and use the right information is a key to success in time-stressed decision-making. However, search engines today suffer from poor precision (i.e., retrieve too many irrelevant items) or poor recall (i.e., not enough of theWeb is covered by well-categorized directories or taxonomies). Meaning-based, context-sensitive (MBCS) search engines are seen as a promising direction to overcome these problems. At the heart of a MBCS search engine is an effective characterization ofcontext. To demonstrate the efficacy and effectiveness of the MBCS search engine, we propose incorporating it in a knowledge access portal for collaborative C2 planning and execution. The primary role of the MBCS search engine is in