ICTIR
2009
Springer
13 years 2 months ago
2009
Springer
Abstract. A useful ability for search engines is to be able to rank objects with novelty and diversity: the top k documents retrieved should cover possible interpretations of a que...
ICTIR
2009
Springer
13 years 2 months ago
2009
Springer
Intuitively, any `bag of words' approach in IR should benefit from taking term dependencies into account. Unfortunately, for years the results of exploiting such dependencies ...
ICTIR
2009
Springer
13 years 2 months ago
2009
Springer
Abstract. In text classification (TC) and other tasks involving supervised learning, labelled data may be scarce or expensive to obtain; strategies are thus needed for maximizing t...
ICTIR
2009
Springer
13 years 2 months ago
2009
Springer
This paper presents a theoretical methodology to evaluate filters in XML retrieval. Theoretical evaluation is concerned with the formal investigation of qualitative properties of r...
ICTIR
2009
Springer
13 years 2 months ago
2009
Springer
Abstract. A mismatch between differenteventspaceshasbeen used toargue against rank equivalence of classic probabilistic models of information retrieval and language models. We ques...
ICTIR
2009
Springer
13 years 2 months ago
2009
Springer
The paper makes three points of significance for IR research: (1) The Cranfield paradigm of IR evaluation seems to lose power when one looks at human instead of system performance....
ICTIR
2009
Springer
13 years 9 months ago
2009
Springer
Abstract. In the rapidly evolving and growing environment of the internet, web site owners aim to maximize interest for their web site. In this article we propose a model, which co...
ICTIR
2009
Springer
13 years 11 months ago
2009
Springer
In order to bridge the “Semantic gap”, a number of relevance feedback (RF) mechanisms have been applied to content-based image retrieval (CBIR). However current RF techniques i...
ICTIR
2009
Springer
13 years 11 months ago
2009
Springer
We introduce perturbation kernels, a new class of similarity measure for information retrieval that casts word similarity in terms of multi-task learning. Perturbation kernels mode...
ICTIR
2009
Springer
13 years 11 months ago
2009
Springer