We present two simple but effective smoothing techniqes for the standard language model (LM) approach to information retrieval [12]. First, we extend the unigram Dirichlet smoothi...
The objective of great investments in telecommunication networks is to approach economies and put an end to the asymmetries. The most isolated regions could be the beneficiaries o...
Purpose – This paper sets out to present the concept of the value of information, review the descriptive, rational, social and behavioral approaches for assessing the value of i...
Recent work in supervised learning of term-based retrieval models has shown significantly improved accuracy can often be achieved via better model estimation [2, 10, 11, 17]. In ...
Users as actors in interactive information retrieval (IIR) are seen in the contexts of their perceived work tasks and information seeking behaviour. The paper models IIR processes ...