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JASIS
2011
98views more  JASIS 2011»
13 years 5 days ago
Hip and trendy: Characterizing emerging trends on Twitter
Twitter, Facebook, and other related systems that we call social awareness streams are rapidly changing the information and communication dynamics of our society. These systems, w...
Mor Naaman, Hila Becker, Luis Gravano
ANCS
2007
ACM
13 years 9 months ago
High-speed detection of unsolicited bulk emails
We propose a Progressive Email Classifier (PEC) for highspeed classification of message patterns that are commonly associated with unsolicited bulk email (UNBE). PEC is designed t...
Sheng-Ya Lin, Cheng-Chung Tan, Jyh-Charn Liu, Mich...
CICLING
2010
Springer
14 years 1 days ago
Towards Automatic Detection and Tracking of Topic Change
We present an approach for automatic detection of topic change. Our approach is based on the analysis of statistical features of topics in time-sliced corpora and their dynamics ov...
Florian Holz, Sven Teresniak
KDD
2004
ACM
209views Data Mining» more  KDD 2004»
14 years 5 months ago
Tracking dynamics of topic trends using a finite mixture model
In a wide range of business areas dealing with text data streams, including CRM, knowledge management, and Web monitoring services, it is an important issue to discover topic tren...
Satoshi Morinaga, Kenji Yamanishi
WSDM
2012
ACM
301views Data Mining» more  WSDM 2012»
12 years 23 days ago
Learning evolving and emerging topics in social media: a dynamic nmf approach with temporal regularization
As massive repositories of real-time human commentary, social media platforms have arguably evolved far beyond passive facilitation of online social interactions. Rapid analysis o...
Ankan Saha, Vikas Sindhwani