6103 search results - page 1168 / 1221 » Multimedia Retrieval Algorithmics |
SIGMOD
2010
ACM
13 years 2 months ago
2010
ACM
We propose and study a new ranking problem in versioned databases. Consider a database of versioned objects which have different valid instances along a history (e.g., documents i...
CORR
2011
Springer
12 years 11 months ago
2011
Springer
In this paper, we study methods for improving the utility and privacy of reputation scores for online auctions, such as used in eBay, so as to reduce the effectiveness of feedbac...
ACL
2011
12 years 11 months ago
2011
We derive two variants of a semi-supervised model for fine-grained sentiment analysis. Both models leverage abundant natural supervision in the form of review ratings, as well as...
SIGIR
2011
ACM
12 years 10 months ago
2011
ACM
We study the problem of automatically assigning appropriate music pieces to a picture or, in general, series of pictures. This task, commonly referred to as soundtrack suggestion,...
SIGMOD
2011
ACM
12 years 10 months ago
2011
ACM
Complex social and information network search becomes important with a variety of applications. In the core of these applications, lies a common and critical problem: Given a labe...