Sciweavers

1185 search results - page 45 / 237
» The Equivalence of Sampling and Searching
Sort
View
WWW
2010
ACM
14 years 2 months ago
Large-scale bot detection for search engines
In this paper, we propose a semi-supervised learning approach for classifying program (bot) generated web search traffic from that of genuine human users. The work is motivated by...
Hongwen Kang, Kuansan Wang, David Soukal, Fritz Be...
WINE
2007
Springer
193views Economy» more  WINE 2007»
14 years 1 months ago
Auctions with Revenue Guarantees for Sponsored Search
We consider the problem of designing auctions with worst case revenue guarantees for sponsored search. This problem differs from previous work because of ad dependent clickthroug...
Zoë Abrams, Arpita Ghosh
PCM
2004
Springer
104views Multimedia» more  PCM 2004»
14 years 1 months ago
An Image Retrieval Scheme Using Multi-instance and Pseudo Image Concepts
Abstract. Content-based image search has long been considered a difficult task. Making correct conjectures on the user intention (perception) based on the query images is a critica...
Feng-Cheng Chang, Hsueh-Ming Hang
NIPS
2004
13 years 9 months ago
Confidence Intervals for the Area Under the ROC Curve
In many applications, good ranking is a highly desirable performance for a classifier. The criterion commonly used to measure the ranking quality of a classification algorithm is ...
Corinna Cortes, Mehryar Mohri
CVPR
2012
IEEE
11 years 10 months ago
Supervised hashing with kernels
Recent years have witnessed the growing popularity of hashing in large-scale vision problems. It has been shown that the hashing quality could be boosted by leveraging supervised ...
Wei Liu, Jun Wang, Rongrong Ji, Yu-Gang Jiang, Shi...