101 search results - page 20 / 21 » Approximation algorithms and online mechanisms for item pric... |
CIKM
2009
Springer
13 years 12 months ago
2009
Springer
We study the problem of continuous monitoring of top-k queries over multiple non-synchronized streams. Assuming a sliding window model, this general problem has been a well addres...
SECON
2007
IEEE
13 years 11 months ago
2007
IEEE
— Many asset tracking applications demand long-lived, low-cost, and continuous monitoring of a large number of items, which has posed a significant challenge to today’s RFID d...
AI
2002
Springer
13 years 5 months ago
2002
Springer
Automated negotiation is a key form of interaction in systems that are composed of multiple autonomous agents. The aim of such interactions is to reach agreements through an itera...
KDD
2009
ACM
14 years 5 months ago
2009
ACM
We describe a recommender system in the domain of grocery shopping. While recommender systems have been widely studied, this is mostly in relation to leisure products (e.g. movies...
SIGIR
2012
ACM
11 years 7 months ago
2012
ACM
We propose a mathematical framework for query selection as a mechanism for reducing the cost of constructing information retrieval test collections. In particular, our mathematica...