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SDM
2009
SIAM
193views Data Mining» more  SDM 2009»
16 years 3 months ago
Agglomerative Mean-Shift Clustering via Query Set Compression.
Mean-Shift (MS) is a powerful non-parametric clustering method. Although good accuracy can be achieved, its computational cost is particularly expensive even on moderate data sets...
Xiaotong Yuan, Bao-Gang Hu, Ran He
DCC
2010
IEEE
16 years 1 months ago
A New Searchable Variable-to-Variable Compressor
Word-based compression over natural language text has shown to be a good choice to trade compression ratio and speed, obtaining compression ratios close to 30% and very fast decom...
Nieves R. Brisaboa, Antonio Fariña, Juan-Ra...
ICDE
2010
IEEE
238views Database» more  ICDE 2010»
16 years 1 months ago
Correlation hiding by independence masking
— Extracting useful correlation from a dataset has been extensively studied. In this paper, we deal with the opposite, namely, a problem we call correlation hiding (CH), which is...
Yufei Tao, Jian Pei, Jiexing Li, Xiaokui Xiao, Ke ...
CHI
2010
ACM
16 years 1 months ago
Mapping the landscape of sustainable HCI
With the recent growth in sustainable HCI, now is a good time to map out the approaches being taken and the intellectual commitments that underlie the area, to allow for community...
Carl F. DiSalvo, Phoebe Sengers, Hrönn Brynja...
CHI
2010
ACM
16 years 1 months ago
ColorPIN: securing PIN entry through indirect input
Automated teller machine (ATM) frauds are increasing drastically these days. When analyzing the most common attacks and the reasons for successful frauds, it becomes apparent that...
Alexander De Luca, Katja Hertzschuch, Heinrich Hus...