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WSDM
2012
ACM
230views Data Mining» more  WSDM 2012»
11 years 12 months ago
A large-scale sentiment analysis for Yahoo! answers
Onur Kucuktunc, Berkant Barla Cambazoglu, Ingmar W...
WSDM
2012
ACM
325views Data Mining» more  WSDM 2012»
11 years 12 months ago
Correlating financial time series with micro-blogging activity
We study the problem of correlating micro-blogging activity with stock-market events, defined as changes in the price and traded volume of stocks. Specifically, we collect messa...
Eduardo J. Ruiz, Vagelis Hristidis, Carlos Castill...
WSDM
2012
ACM
245views Data Mining» more  WSDM 2012»
11 years 12 months ago
The early bird gets the buzz: detecting anomalies and emerging trends in information networks
In this work we propose a novel approach to anomaly detection in streaming communication data. We first build a stochastic model for the system based on temporal communication pa...
Brian Thompson
WSDM
2012
ACM
258views Data Mining» more  WSDM 2012»
11 years 12 months ago
Large-scale analysis of individual and task differences in search result page examination strategies
Understanding the impact of individual and task differences on search result page examination strategies is important in developing improved search engines. Characterizing these e...
Georg Buscher, Ryen W. White, Susan T. Dumais, Jef...
WSDM
2012
ACM
201views Data Mining» more  WSDM 2012»
11 years 12 months ago
Scalable inference in latent variable models
Amr Ahmed, Mohamed Aly, Joseph Gonzalez, Shravan N...
WSDM
2012
ACM
214views Data Mining» more  WSDM 2012»
11 years 12 months ago
Selecting actions for resource-bounded information extraction using reinforcement learning
Given a database with missing or uncertain content, our goal is to correct and fill the database by extracting specific information from a large corpus such as the Web, and to d...
Pallika H. Kanani, Andrew K. McCallum
WSDM
2012
ACM
296views Data Mining» more  WSDM 2012»
11 years 12 months ago
Inferring social ties across heterogenous networks
It is well known that different types of social ties have essentially different influence between people. However, users in online social networks rarely categorize their contact...
Jie Tang, Tiancheng Lou, Jon M. Kleinberg
WSDM
2012
ACM
236views Data Mining» more  WSDM 2012»
11 years 12 months ago
Effective query formulation with multiple information sources
Most standard information retrieval models use a single source of information (e.g., the retrieval corpus) for query formulation tasks such as term and phrase weighting and query ...
Michael Bendersky, Donald Metzler, W. Bruce Croft
WSDM
2012
ACM
246views Data Mining» more  WSDM 2012»
11 years 12 months ago
Auralist: introducing serendipity into music recommendation
Recommendation systems exist to help users discover content in a large body of items. An ideal recommendation system should mimic the actions of a trusted friend or expert, produc...
Yuan Cao Zhang, Diarmuid Ó Séaghdha,...
WSDM
2012
ACM
267views Data Mining» more  WSDM 2012»
11 years 12 months ago
Learning to rank with multi-aspect relevance for vertical search
Many vertical search tasks such as local search focus on specific domains. The meaning of relevance in these verticals is domain-specific and usually consists of multiple well-d...
Changsung Kang, Xuanhui Wang, Yi Chang, Belle L. T...