Sciweavers

3361 search results - page 315 / 673
» An Approach of Performance Evaluation in Authentic Database ...
Sort
View
CCS
2003
ACM
15 years 12 months ago
Using graphic turing tests to counter automated DDoS attacks against web servers
We present WebSOS, a novel overlay-based architecture that provides guaranteed access to a web server that is targeted by a denial of service (DoS) attack. Our approach exploits t...
William G. Morein, Angelos Stavrou, Debra L. Cook,...
DEXAW
2005
IEEE
189views Database» more  DEXAW 2005»
16 years 9 days ago
Knowledge Management Challenges in Knowledge Discovery Systems
Current knowledge discovery systems are armed with many data mining techniques that can be potentially applied to a new problem. However, a system faces a challenge of selecting t...
Mykola Pechenizkiy, Alexey Tsymbal, Seppo Puuronen
209
Voted
SAC
2010
ACM
15 years 11 months ago
Mistral: open source biometric platform
Mistral is an open source software for biometrics applications. This software, based on the well-known UBM/GMM approach includes also the latest speaker recognition developments s...
Eric Charton, Anthony Larcher, Christophe Levy, Je...
CIKM
2007
Springer
16 years 26 days ago
Detecting distance-based outliers in streams of data
In this work a method for detecting distance-based outliers in data streams is presented. We deal with the sliding window model, where outlier queries are performed in order to de...
Fabrizio Angiulli, Fabio Fassetti
188
Voted
SIGMOD
2010
ACM
153views Database» more  SIGMOD 2010»
15 years 11 months ago
Threshold query optimization for uncertain data
The probabilistic threshold query (PTQ) is one of the most common queries in uncertain databases, where all results satisfying the query with probabilities that meet the threshold...
Yinian Qi, Rohit Jain, Sarvjeet Singh, Sunil Prabh...