Sciweavers

1136 search results - page 190 / 228
» Finding Small Holes
Sort
View
SIGMOD
2008
ACM
111views Database» more  SIGMOD 2008»
14 years 8 months ago
Discovering bucket orders from full rankings
Discovering a bucket order B from a collection of possibly noisy full rankings is a fundamental problem that relates to various applications involving rankings. Informally, a buck...
Jianlin Feng, Qiong Fang, Wilfred Ng
SIGMOD
2007
ACM
124views Database» more  SIGMOD 2007»
14 years 8 months ago
Query suspend and resume
Suppose a long-running analytical query is executing on a database server and has been allocated a large amount of physical memory. A high-priority task comes in and we need to ru...
Badrish Chandramouli, Christopher N. Bond, Shivnat...
SIGMOD
2007
ACM
167views Database» more  SIGMOD 2007»
14 years 8 months ago
Data currency in replicated DHTs
Distributed Hash Tables (DHTs) provide a scalable solution for data sharing in P2P systems. To ensure high data availability, DHTs typically rely on data replication, yet without ...
Reza Akbarinia, Esther Pacitti, Patrick Valduriez
SIGMOD
2006
ACM
219views Database» more  SIGMOD 2006»
14 years 8 months ago
Modeling skew in data streams
Data stream applications have made use of statistical summaries to reason about the data using nonparametric tools such as histograms, heavy hitters, and join sizes. However, rela...
Flip Korn, S. Muthukrishnan, Yihua Wu
PODS
2001
ACM
127views Database» more  PODS 2001»
14 years 8 months ago
Optimal Aggregation Algorithms for Middleware
Assume that each object in a database has m grades, or scores, one for each of m attributes. For example, an object can have a color grade, that tells how red it is, and a shape g...
Ronald Fagin, Amnon Lotem, Moni Naor