Sciweavers

87 search results - page 15 / 18
» Do Metrics Make Recommender Algorithms
Sort
View
GIS
2004
ACM
14 years 9 months ago
Supporting spatial aggregation in sensor network databases
Sensor networks are unattended deeply distributed systems whose schema can be conceptualized using the relational model. Aggregation queries on the data sampled at each ode are th...
Mehdi Sharifzadeh, Cyrus Shahabi
MINENET
2005
ACM
14 years 1 months ago
Identifying BGP routing table transfers
BGP routing updates collected by monitoring projects such as RouteViews and RIPE have been a vital source to our understanding of the global routing system. The updates logged by ...
Beichuan Zhang, Vamsi Kambhampati, Mohit Lad, Dani...
CIKM
2004
Springer
14 years 1 months ago
Organizing structured web sources by query schemas: a clustering approach
In the recent years, the Web has been rapidly “deepened” with the prevalence of databases online. On this deep Web, many sources are structured by providing structured query i...
Bin He, Tao Tao, Kevin Chen-Chuan Chang
KDD
2007
ACM
182views Data Mining» more  KDD 2007»
14 years 8 months ago
Cleaning disguised missing data: a heuristic approach
In some applications such as filling in a customer information form on the web, some missing values may not be explicitly represented as such, but instead appear as potentially va...
Ming Hua, Jian Pei
SIGMOD
2008
ACM
193views Database» more  SIGMOD 2008»
14 years 8 months ago
ARCube: supporting ranking aggregate queries in partially materialized data cubes
Supporting ranking queries in database systems has been a popular research topic recently. However, there is a lack of study on supporting ranking queries in data warehouses where...
Tianyi Wu, Dong Xin, Jiawei Han