Sciweavers

1997 search results - page 74 / 400
» A Model for Data Leakage Detection
Sort
View
KDD
1997
ACM
72views Data Mining» more  KDD 1997»
15 years 4 months ago
Detecting Atmospheric Regimes Using Cross-Validated Clustering
Low-frequency variability in geopotential height records of the Northern Hemisphere is a topic of significance in atmospheric science, having profound implications for climate mod...
Padhraic Smyth, Michael Ghil, Kayo Ide, Joseph Rod...
NAACL
2010
14 years 9 months ago
Arabic Mention Detection: Toward Better Unit of Analysis
We investigate in this paper the adequate unit of analysis for Arabic Mention Detection. We experiment different segmentation schemes with various feature-sets. Results show that ...
Yassine Benajiba, Imed Zitouni
KDD
2007
ACM
141views Data Mining» more  KDD 2007»
16 years 8 days ago
Detecting anomalous records in categorical datasets
We consider the problem of detecting anomalies in high arity categorical datasets. In most applications, anomalies are defined as data points that are 'abnormal'. Quite ...
Kaustav Das, Jeff G. Schneider
KDD
2005
ACM
119views Data Mining» more  KDD 2005»
15 years 5 months ago
LIPED: HMM-based life profiles for adaptive event detection
In this paper, the proposed LIPED (LIfe Profile based Event Detection) employs the concept of life profiles to predict the activeness of event for effective event detection. A gro...
Chien Chin Chen, Meng Chang Chen, Ming-Syan Chen
KDD
2009
ACM
189views Data Mining» more  KDD 2009»
15 years 6 months ago
CoCo: coding cost for parameter-free outlier detection
How can we automatically spot all outstanding observations in a data set? This question arises in a large variety of applications, e.g. in economy, biology and medicine. Existing ...
Christian Böhm, Katrin Haegler, Nikola S. M&u...