64 search results - page 5 / 13 » REHIST: Relative Error Histogram Construction Algorithms |
KDD
2007
ACM
14 years 7 months ago
2007
ACM
Summarization is an important task in data mining. A major challenge over the past years has been the efficient construction of fixed-space synopses that provide a deterministic q...
ICDT
2009
ACM
14 years 7 months ago
2009
ACM
In this paper we investigate algorithms and lower bounds for summarization problems over a single pass data stream. In particular we focus on histogram construction and K-center c...
AEI
2004
13 years 6 months ago
2004
The estimation of productivity rates in cyclic construction processes is a difficult, but essential task in the planning of construction projects. The conventional method--a calcu...
CIKM
2005
Springer
14 years 16 days ago
2005
Springer
Record deduplication is the task of merging database records that refer to the same underlying entity. In relational databases, accurate deduplication for records of one type is o...
IJNSEC
2007
13 years 6 months ago
2007
In this paper, we propose a discrete cosine transform (DCT) based spread spectrum data-hiding algorithm that is resilient to statistical attacks. Unlike other spread spectrum base...