• Problem, that a human being is facing and that requires information for being solved; • Information need, a representation of the problem (implicit) in the mind of the user. It is different from the problem because the user might not perceive in the correct way his problem [2,3]; • Request, a representation of the information need of the user in a 'human' language, usually in natural language...

In our research on public perceptions of drugs in Dutch newspapers we have developed a leveled explorative historical research approach. We employ digital tools as “signposts” that indicate existing debates in newspapers that can be interpreted historically using a hermeneutic approach. Conceptualizing the ways we use text-mining tools as historians helps to align user needs with technological ...

With an overload of sensory inputs, fusion processing must ultimately be scoped based upon the requirements of the consumer of the fused data. This idea, called computational steering, allows the fusion system to process only the type of information relevant to the consumer’s needs. Simple approaches include filtering based on spatial proximity, latency, and data source. Although these methods ...