Sciweavers

47 search results - page 4 / 10
» Subject Identification in Topic Maps in Theory and Practice
Sort
View
ATAL
2006
Springer
13 years 10 months ago
On the relationship between MDPs and the BDI architecture
In this paper we describe the initial results of an investigation into the relationship between Markov Decision Processes (MDPs) and Belief-Desire-Intention (BDI) architectures. W...
Gerardo I. Simari, Simon Parsons
SIGIR
2008
ACM
13 years 6 months ago
Parsimonious relevance models
We describe a method for applying parsimonious language models to re-estimate the term probabilities assigned by relevance models. We apply our method to six topic sets from test ...
Edgar Meij, Wouter Weerkamp, Krisztian Balog, Maar...
WWW
2008
ACM
14 years 7 months ago
Spatial variation in search engine queries
Local aspects of Web search -- associating Web content and queries with geography -- is a topic of growing interest. However, the underlying question of how spatial variation is m...
Lars Backstrom, Jon M. Kleinberg, Ravi Kumar, Jasm...
CHI
2004
ACM
14 years 7 months ago
Think different: increasing online community participation using uniqueness and group dissimilarity
Online communities can help people form productive relationships. Unfortunately, this potential is not always fulfilled: many communities fail, and designers don't have a sol...
Pamela J. Ludford, Dan Cosley, Dan Frankowski, Lor...
JACM
2010
120views more  JACM 2010»
13 years 1 months ago
The structure of inverses in schema mappings
A schema mapping is a specification that describes how data structured under one schema (the source schema) is to be transformed into data structured under a different schema (the...
Ronald Fagin, Alan Nash