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14 papers · 1 filter
Smart Pacing for Effective Online Ad Campaign Optimization
Jian Xu, Kuang-chih Lee, Wentong Li +2
In targeted online advertising, advertisers look for maximizing campaign performance under delivery constraint within budget schedule. Most of the advertisers typically prefer to i…
Like Partying? Your Face Says It All. Predicting the Ambiance of Places with Profile Pictures
Miriam Redi, Daniele Quercia, Lindsay T. Graham +1
To choose restaurants and coffee shops, people are increasingly relying on social-networking sites. In a popular site such as Foursquare or Yelp, a place comes with descriptions an…
Adaptive Monotone Shrinkage for Regression
Zhuang Ma, Dean Foster, Robert Stine
We develop an adaptive monotone shrinkage estimator for regression models with the following characteristics: i) dense coefficients with small but important effects; ii) a priori o…
On the Effect of Human-Computer Interfaces on Language Expression
Dan Pelleg, Elad Yom-Tov, Evgeniy Gabrilovich
Language expression is known to be dependent on attributes intrinsic to the author. To date, however, little attention has been devoted to the effect of interfaces used to articula…
Evolution of Conversations in the Age of Email Overload
Farshad Kooti, Luca Maria Aiello, Mihajlo Grbovic +2
Email is a ubiquitous communications tool in the workplace and plays an important role in social interactions. Previous studies of email were largely based on surveys and limited t…
Describing and Understanding Neighborhood Characteristics through Online Social Media
Mohamed Kafsi, Henriette Cramer, Bart Thomee +1
Geotagged data can be used to describe regions in the world and discover local themes. However, not all data produced within a region is necessarily specifically descriptive of tha…