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ICWSM
2008
15 years 1 months ago
Extracting Topics and Innovators Using Topic Diffusion Process in Weblogs
The diffusion process on weblogs has attracted great interest since the early days of weblog studies. We propose a ranking technique which extracts topics and innovators by analyz...
Tadanobu Furukawa, Yutaka Matsuo, Ikki Ohmukai, Ko...
84
Voted
EP
1998
Springer
15 years 3 months ago
Spotting Topics with the Singular Value Decomposition
Abstract. The singular value decomposition, or SVD , has been studied in the past as a tool for detecting and understanding patterns in a collection of documents. We show how the m...
Charles K. Nicholas, Randall Dahlberg
97
Voted
EMNLP
2010
14 years 9 months ago
Automatic Keyphrase Extraction via Topic Decomposition
Existing graph-based ranking methods for keyphrase extraction compute a single importance score for each word via a single random walk. Motivated by the fact that both documents a...
Zhiyuan Liu, Wenyi Huang, Yabin Zheng, Maosong Sun
CVPR
2008
IEEE
16 years 1 months ago
Decomposition, discovery and detection of visual categories using topic models
We present a novel method for the discovery and detection of visual object categories based on decompositions using topic models. The approach is capable of learning a compact and...
Mario Fritz, Bernt Schiele
55
Voted
JASIS
2006
73views more  JASIS 2006»
14 years 11 months ago
Probabilistic topic decomposition of an eighteenth-century American newspaper
David J. Newman, Sharon Block