1127 search results - page 73 / 226 » Perspectives and Complex Aggregates |
EDBT
2000
ACM
14 years 2 months ago
2000
ACM
OLAP applications use precomputation of aggregate data to improve query response time. While this problem has been well-studied in the recent database literature, to our knowledge ...
DOLAP
2005
ACM
14 years 23 days ago
2005
ACM
Data warehouses and OLAP systems help to interactively analyze huge volume of data. This data, extracted from transactional databases, frequently contains spatial information whic...
SAC
2010
ACM
13 years 11 months ago
2010
ACM
Cell sorting is a fundamental phenomenon in morphogenesis, which is the process that leads to shape formation in living organisms. The sorting of heterotypic cell populations is p...
PR
2006
13 years 10 months ago
2006
We present a novel multiscale clustering algorithm inspired by algebraic multigrid techniques. Our method begins with assembling data points according to local similarities. It us...
GAMESEC
2010
13 years 8 months ago
2010
Abstract. Many computer protection tools incorporate learning techniques that build mathematical models to capture the characteristics of system's activity and then check whet...