Sciweavers

3098 search results - page 306 / 620
» Skyline-join in distributed databases
Sort
View
GIS
2010
ACM
15 years 4 months ago
Querying geo-social data by bridging spatial networks and social networks
Recording the location of people using location-acquisition technologies, such as GPS, allows generating life patterns, which associate people to places they frequently visit. Con...
Yerach Doytsher, Ben Galon, Yaron Kanza
EDBT
2011
ACM
199views Database» more  EDBT 2011»
14 years 10 months ago
Predicting completion times of batch query workloads using interaction-aware models and simulation
A question that database administrators (DBAs) routinely need to answer is how long a batch query workload will take to complete. This question arises, for example, while planning...
Mumtaz Ahmad, Songyun Duan, Ashraf Aboulnaga, Shiv...
SIGMOD
2011
ACM
179views Database» more  SIGMOD 2011»
14 years 9 months ago
No free lunch in data privacy
Differential privacy is a powerful tool for providing privacypreserving noisy query answers over statistical databases. It guarantees that the distribution of noisy query answers...
Daniel Kifer, Ashwin Machanavajjhala
SIGMOD
2012
ACM
288views Database» more  SIGMOD 2012»
13 years 9 months ago
Exploiting MapReduce-based similarity joins
Cloud enabled systems have become a crucial component to efficiently process and analyze massive amounts of data. One of the key data processing and analysis operations is the Sim...
Yasin N. Silva, Jason M. Reed
186
Voted
WWW
2003
ACM
16 years 7 months ago
ODISSEA: A Peer-to-Peer Architecture for Scalable Web Search and Information Retrieval
We consider the problem of building a P2P-based search engine for massive document collections. We describe a prototype system called ODISSEA (Open DIStributed Search Engine Archi...
Torsten Suel, Chandan Mathur, Jo-wen Wu, Jiangong ...