14248 search results - page 2738 / 2850 » Queries |
KDD
2010
ACM
14 years 2 months ago
2010
ACM
There has been considerable work on user browsing models for search engine results, both organic and sponsored. The click-through rate (CTR) of a result is the product of the prob...
PODC
2010
ACM
14 years 2 months ago
2010
ACM
A token is hidden in one of several boxes and then the boxes are locked. The probability of placing the token in each of the boxes is known. A searcher is looking for the token by...
CSL
2009
Springer
14 years 2 months ago
2009
Springer
My talk will be a survey of recent results about the quest for a logic capturing polynomial time. In a fundamental study of database query languages, Chandra and Harel [4] first ra...
CSL
2009
Springer
14 years 2 months ago
2009
Springer
We introduce tree-width for first order formulae , fotw(). We show that computing fotw is fixed-parameter tractable with parameter fotw. Moreover, we show that on classes of formul...
SIGIR
2010
ACM
14 years 2 months ago
2010
ACM
The ability of fast similarity search at large scale is of great importance to many Information Retrieval (IR) applications. A promising way to accelerate similarity search is sem...