Sciweavers

AAAI
2015
8 years 8 months ago
Inferring Latent User Properties from Texts Published in Social Media
We demonstrate an approach to predict latent personal attributes including user demographics, online personality, emotions and sentiments from texts published on Twitter. We rely ...
Svitlana Volkova, Yoram Bachrach, Michael Armstron...
AAAI
2015
8 years 8 months ago
RAIN: Social Role-Aware Information Diffusion
Information diffusion, which studies how information is propagated in social networks, has attracted considerable research effort recently. However, most existing approaches do no...
Yang Yang, Jie Tang, Cane Wing-ki Leung, Yizhou Su...
AAAI
2015
8 years 8 months ago
The Queue Method: Handling Delay, Heuristics, Prior Data, and Evaluation in Bandits
Current algorithms for the standard multi-armed bandit problem have good empirical performance and optimal regret bounds. However, real-world problems often differ from the standa...
Travis Mandel, Yun-En Liu, Emma Brunskill, Zoran P...
AAAI
2015
8 years 8 months ago
Lazier Than Lazy Greedy
Is it possible to maximize a monotone submodular function faster than the widely used lazy greedy algorithm (also known as accelerated greedy), both in theory and practice? In thi...
Baharan Mirzasoleiman, Ashwinkumar Badanidiyuru, A...
AAAI
2015
8 years 8 months ago
Deep Representation Learning with Target Coding
We consider the problem of learning deep representation when target labels are available. In this paper, we show that there exists intrinsic relationship between target coding and...
Shuo Yang, Ping Luo, Chen Change Loy, Kenneth W. S...
AAAI
2015
8 years 8 months ago
Concurrent PAC RL
In many real-world situations a decision maker may make decisions across many separate reinforcement learning tasks in parallel, yet there has been very little work on concurrent ...
Zhaohan Guo, Emma Brunskill
AAAI
2015
8 years 8 months ago
Audit Games with Multiple Defender Resources
Modern organizations (e.g., hospitals, social networks, government agencies) rely heavily on audit to detect and punish insiders who inappropriately access and disclose confident...
Jeremiah Blocki, Nicolas Christin, Anupam Datta, A...
AAAI
2015
8 years 8 months ago
Chinese Common Noun Phrase Resolution: An Unsupervised Probabilistic Model Rivaling Supervised Resolvers
Pronoun resolution and common noun phrase resolution are the two most challenging subtasks of coreference resolution. While a lot of work has focused on pronoun resolution, common...
Chen Chen, Vincent Ng
AAAI
2015
8 years 8 months ago
An SVD and Derivative Kernel Approach to Learning from Geometric Data
Motivated by problems such as molecular energy prediction, we derive an (improper) kernel between geometric inputs, that is able to capture the relevant rotational and translation...
Eric Wong, J. Zico Kolter