Sciweavers

2649 search results - page 320 / 530
» Argumentation for Decision Support
Sort
View
SIGMOD
2001
ACM
229views Database» more  SIGMOD 2001»
16 years 5 months ago
A Robust, Optimization-Based Approach for Approximate Answering of Aggregate Queries
The ability to approximately answer aggregation queries accurately and efficiently is of great benefit for decision support and data mining tools. In contrast to previous sampling...
Surajit Chaudhuri, Gautam Das, Vivek R. Narasayya
PODS
2002
ACM
154views Database» more  PODS 2002»
16 years 5 months ago
How to Evaluate Multiple Range-Sum Queries Progressively
Decision support system users typically submit batches of range-sum queries simultaneously rather than issuing individual, unrelated queries. We propose a wavelet based technique ...
Rolfe R. Schmidt, Cyrus Shahabi
EDBT
2006
ACM
129views Database» more  EDBT 2006»
16 years 5 months ago
Efficient Quantile Retrieval on Multi-dimensional Data
Given a set of N multi-dimensional points, we study the computation of -quantiles according to a ranking function F, which is provided by the user at runtime. Specifically, F compu...
Man Lung Yiu, Nikos Mamoulis, Yufei Tao
PERCOM
2006
ACM
16 years 5 months ago
SmartContacts: A Large Scale Social Context Service Discovery System
The proliferation of cell phones has led to an ever increasing number of inappropriate interruptions. SmartContacts provides a solution to this problem by empowering the caller to...
Yong Liu, Kay Connelly
SAC
2010
ACM
16 years 10 days ago
MetaSelf: an architecture and a development method for dependable self-* systems
This paper proposes a software architecture and a development process for engineering dependable and controllable self-organising (SO) systems. Our approach addresses dependabilit...
Giovanna Di Marzo Serugendo, John S. Fitzgerald, A...