Sciweavers

IR
2006
13 years 4 months ago
Table extraction for answer retrieval
The ability to find tables and extract information from them is a necessary component of many information retrieval tasks. Documents often contain tables in order to communicate d...
Xing Wei, W. Bruce Croft, Andrew McCallum
IR
2006
13 years 4 months ago
A relatedness analysis of government regulations using domain knowledge and structural organization
The complexity and diversity of government regulations make understanding and retrieval of regulations a non-trivial task. One of the issues is the existence of multiple sources o...
Gloria T. Lau, Kincho H. Law, Gio Wiederhold
IR
2006
13 years 4 months ago
New Directions in Question Answering
Saliha Azzam, Kevin Humphreys
IR
2006
13 years 4 months ago
Evolving local and global weighting schemes in information retrieval
This paper describes a method, using Genetic Programming, to automatically determine term weighting schemes for the vector space model. Based on a set of queries and their human de...
Ronan Cummins, Colm O'Riordan
IR
2006
13 years 4 months ago
A study of mixture models for collaborative filtering
Collaborative filtering is a general technique for exploiting the preference patterns of a group of users to predict the utility of items for a particular user. Three different co...
Rong Jin, Luo Si, Chengxiang Zhai
IR
2006
13 years 4 months ago
Word normalization and decompounding in mono- and bilingual IR
The present research studies the impact of decompounding and two different word normalization methods, stemming and lemmatization, on monolingual and bilingual retrieval. The langu...
Eija Airio
IR
2006
13 years 4 months ago
Multilingual modeling of cross-lingual spelling variants
Technical term translations are important for cross-lingual information retrieval. In many languages, new technical terms have a common origin rendered with different spelling of ...
Krister Lindén
IR
2006
13 years 4 months ago
Hierarchical clustering of a Finnish newspaper article collection with graded relevance assessments
Search facilitated with agglomerative hierarchical clustering methods was studied in a collection of Finnish newspaper articles (N = 53,893). To allow quick experiments, clustering...
Tuomo Korenius, Jorma Laurikkala, Martti Juhola, K...
IR
2006
13 years 4 months ago
Quality and relevance of domain-specific search: A case study in mental health
When searching for health information, results quality can be judged against available scientific evidence: Do search engines return advice consistent with evidence based medicine...
Thanh Tin Tang, Nick Craswell, David Hawking, Kath...