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SIGCOMM
2012
ACM
13 years 7 months ago
Measuring and fingerprinting click-spam in ad networks
Advertising plays a vital role in supporting free websites and smartphone apps. Click-spam, i.e., fraudulent or invalid clicks on online ads where the user has no actual interest ...
Vacha Dave, Saikat Guha, Yin Zhang
ICDE
2012
IEEE
228views Database» more  ICDE 2012»
13 years 7 months ago
A General Method for Estimating Correlated Aggregates over a Data Stream
—On a stream of two dimensional data items (x, y) where x is an item identifier, and y is a numerical attribute, a correlated aggregate query requires us to first apply a selec...
Srikanta Tirthapura, David P. Woodruff
PAMI
2012
13 years 7 months ago
Exploring Context and Content Links in Social Media: A Latent Space Method
—Social media networks contain both content and context-specific information. Most existing methods work with either of the two for the purpose of multimedia mining and retrieva...
Guo-Jun Qi, Charu C. Aggarwal, Qi Tian, Heng Ji, T...
ISCA
2012
IEEE
281views Hardware» more  ISCA 2012»
13 years 7 months ago
LOT-ECC: Localized and tiered reliability mechanisms for commodity memory systems
Memory system reliability is a serious and growing concern in modern servers. Existing chipkill-level memory protection mechanisms suffer from several drawbacks. They activate a l...
Aniruddha N. Udipi, Naveen Muralimanohar, Rajeev B...
ICDCS
2012
IEEE
13 years 7 months ago
Towards Optimal Capacity Segmentation with Hybrid Cloud Pricing
—Cloud resources are usually priced in multiple markets with different service guarantees. For example, Amazon EC2 prices virtual instances under three pricing schemes — the su...
Wei Wang, Baochun Li, Ben Liang
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