摘要：Recently, context-aware application has been one of the hottest researching fields in the domain of business intelligence. By reviewing the progress of context-aware application in these years, this paper proposes a four-layer classification framework and gives an analysis and comparison to the concept and theory, context-aware computing and typical application which are related to context-aware application. It also summarizes their characteristics and effects from the point of practical use. Lastly, some discussions and suggestions were given to emphasize the difficulty of current application conditions.
关键词：Context-aware; Context modelling; User preference elicitation; Context-aware application; User interface
