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SAC
2009
ACM
16 years 1 months ago
Building an efficient preference XML query processor
Today user-centered information acquisition over collections of complex XML documents is increasingly in demand. To this end, preferences have become an important paradigm enablin...
SungRan Cho, Wolf-Tilo Balke
CHINZ
2007
ACM
15 years 10 months ago
Evaluation of spatial abilities through tabletop AR
Research has been done into improving the means by which we organise and manage information. The usefulness of 2D versus 3D interfaces and environments has also been debated and e...
Moffat Mathews, Madan Challa, Cheng-Tse Chu, Gu Ji...
SIGDOC
1997
ACM
15 years 10 months ago
Usability Studies of WWW Sites: Heuristic Evaluation vs. Laboratory Testing
This paper describes the strengths and weaknesses of two usability assessment methods frequently applied to web sites. It uses case histories of WWW usability studies conducted by...
Laurie Kantner, Stephanie Rosenbaum
IR
2010
15 years 3 months ago
Statistical query expansion for sentence retrieval and its effects on weak and strong queries
The retrieval of sentences that are relevant to a given information need is a challenging passage retrieval task. In this context, the well-known vocabulary mismatch problem arises...
David E. Losada
JCDL
2010
ACM
259views Education» more  JCDL 2010»
15 years 11 months ago
Exploiting time-based synonyms in searching document archives
Query expansion of named entities can be employed in order to increase the retrieval effectiveness. A peculiarity of named entities compared to other vocabulary terms is that they...
Nattiya Kanhabua, Kjetil Nørvåg