Sciweavers

1058 search results - page 199 / 212
» An objective method for combining multiple subjective data s...
Sort
View
KDD
2009
ACM
305views Data Mining» more  KDD 2009»
14 years 8 months ago
Grocery shopping recommendations based on basket-sensitive random walk
We describe a recommender system in the domain of grocery shopping. While recommender systems have been widely studied, this is mostly in relation to leisure products (e.g. movies...
Ming Li, M. Benjamin Dias, Ian H. Jarman, Wael El-...
KDD
2009
ACM
178views Data Mining» more  KDD 2009»
14 years 8 months ago
Constrained optimization for validation-guided conditional random field learning
Conditional random fields(CRFs) are a class of undirected graphical models which have been widely used for classifying and labeling sequence data. The training of CRFs is typicall...
Minmin Chen, Yixin Chen, Michael R. Brent, Aaron E...
CIKM
2010
Springer
13 years 6 months ago
Mapping web pages to database records via link paths
In this paper we propose a new knowledge management task which aims to map Web pages to their corresponding records in a structured database. For example, the DBLP database contai...
Tim Weninger, Fabio Fumarola, Jiawei Han, Donato M...
SIGMOD
2010
ACM
132views Database» more  SIGMOD 2010»
13 years 2 months ago
Durable top-k search in document archives
We propose and study a new ranking problem in versioned databases. Consider a database of versioned objects which have different valid instances along a history (e.g., documents i...
Leong Hou U, Nikos Mamoulis, Klaus Berberich, Srik...
EDBT
2010
ACM
135views Database» more  EDBT 2010»
14 years 2 months ago
Region-based online promotion analysis
This paper addresses a fundamental and challenging problem with broad applications: efficient processing of region-based promotion queries, i.e., to discover the top-k most inter...
Tianyi Wu, Yizhou Sun, Cuiping Li, Jiawei Han