We present a lightweight, user-centred approach for document navigation and analysis that is based on an ontology of text mining results. This allows us to bring the result of exis...
Although a user’s navigation history contains a lot of hidden information about the relationship between web pages and between users, this information is usually not exploited. ...
We propose an online topic model for sequentially analyzing the time evolution of topics in document collections. Topics naturally evolve with multiple timescales. For example, so...
In recent years, the management and processing of so-called data streams has become a topic of active research in several fields of computer science such as, e.g., distributed sys...
The quality of user experience is intricately related to the users' cultural characteristics. However, not many studies have dealt with important cultural characteristics whi...
Inseong Lee, Gi Woong Choi, Jinwoo Kim, Solyung Ki...