288 search results - page 37 / 58 » Partial results for online query processing |
SODA
2010
ACM
14 years 4 months ago
2010
ACM
We give an O(n lg n)-time algorithm for counting the number of inversions in a permutation on n elements. This improves a long-standing previous bound of O(n lg n/ lg lg n) that ...
ICIP
1999
IEEE
14 years 9 months ago
1999
IEEE
Researchers are currently more interested in searching for fragments that are similar to a query, than a total data item that is similar to a query; the search interest is for &qu...
SAC
2008
ACM
13 years 6 months ago
2008
ACM
Skyline queries are important due to their usefulness in many application domains. However, by increasing the number of attributes, the probability that a tuple dominates another ...
ECIS
2000
13 years 8 months ago
2000
Online payments in business-to-consumer electronic commerce are mainly made with credit cards. Fraud and chargebacks are a significant issue for merchants and payment card brands, ...
CORR
2011
Springer
12 years 11 months ago
2011
Springer
The process of rank aggregation is intimately intertwined with the structure of skew-symmetric matrices. We apply recent advances in the theory and algorithms of matrix completion...