Introduction: In the big data age, we have to deal with a tremendous amount of information, which can be collected from various types of sources. For information search systems such as Web search engines or online digital libraries, the collection of documents becomes larger and larger. For some queries, an information search system needs to…

The current debate over whether to choose just one universal human performance technology (HPT) model, in particular Langdon's language of work (LOW) model, promises a shared understanding among HPT professionals, credibility for the HPT profession, and a return on investment of time and effort in developing performance models over more than 70…

Total quality management based governance models tend to focus on incremental improvements within the boundaries of a single organization. This may limit the benefits of information technology because they are not complex enough to address business or performance problems that extend beyond the boundaries of a single organization. The research…

The 4th International Conference on Educational Data Mining (EDM 2011) brings together researchers from computer science, education, psychology, psychometrics, and statistics to analyze large datasets to answer educational research questions. The conference, held in Eindhoven, The Netherlands, July 6-9, 2011, follows the three previous editions…