Sciweavers

2006 search results - page 261 / 402
» MUC-5 evaluation metrics
Sort
View
FOIKS
2008
Springer
15 years 10 months ago
Cost-minimising strategies for data labelling : optimal stopping and active learning
Supervised learning deals with the inference of a distribution over an output or label space $\CY$ conditioned on points in an observation space $\CX$, given a training dataset $D$...
Christos Dimitrakakis, Christian Savu-Krohn
WWW
2010
ACM
15 years 8 months ago
Visual structure-based web page clustering and retrieval
Clustering and retrieval of web pages dominantly relies on analyzing either the content of individual web pages or the link structure between them. Some literature also suggests t...
Paul Bohunsky, Wolfgang Gatterbauer
WWW
2010
ACM
15 years 8 months ago
CETR: content extraction via tag ratios
We present Content Extraction via Tag Ratios (CETR) – a method to extract content text from diverse webpages by using the HTML document’s tag ratios. We describe how to comput...
Tim Weninger, William H. Hsu, Jiawei Han
WWW
2010
ACM
15 years 8 months ago
Tracking the random surfer: empirically measured teleportation parameters in PageRank
PageRank computes the importance of each node in a directed graph under a random surfer model governed by a teleportation parameter. Commonly denoted alpha, this parameter models ...
David F. Gleich, Paul G. Constantine, Abraham D. F...
CHI
2010
ACM
15 years 8 months ago
Gender demographic targeting in sponsored search
In this research, we evaluate the effect of gender in analyzing the performance of sponsored search advertising. We examine a log file with data comprised of nearly 7,000,000 reco...
Bernard J. Jansen, Lauren Solomon