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ICML
2006
IEEE
16 years 7 months ago
Discriminative cluster analysis
Clustering is one of the most widely used statistical tools for data analysis. Among all existing clustering techniques, k-means is a very popular method because of its ease of pr...
Fernando De la Torre, Takeo Kanade
ICML
2005
IEEE
16 years 7 months ago
Harmonic mixtures: combining mixture models and graph-based methods for inductive and scalable semi-supervised learning
Graph-based methods for semi-supervised learning have recently been shown to be promising for combining labeled and unlabeled data in classification problems. However, inference f...
Xiaojin Zhu, John D. Lafferty
ISBI
2004
IEEE
16 years 7 months ago
The Influence of Heart Beat and Respiration on Functional Connectivity Networks
We investigate the influence of physiological measures like heart beat and respiration on functional connectivity networks from fMRI. Cardiac and respiratory effects were measured...
Silke Dodel, Jean-Baptiste Poline, Jean-Luc Anton,...
CHI
2009
ACM
16 years 7 months ago
Sizing the horizon: the effects of chart size and layering on the graphical perception of time series visualizations
We investigate techniques for visualizing time series data and evaluate their effect in value comparison tasks. We compare line charts with horizon graphs--a space-efficient time ...
Jeffrey Heer, Nicholas Kong, Maneesh Agrawala
PPOPP
2009
ACM
16 years 7 months ago
Exploiting global optimizations for openmp programs in the openuh compiler
The advent of new parallel architectures has increased the need for parallel optimizing compilers to assist developers in creating efficient code. OpenUH is a state-of-the-art opt...
Lei Huang, Deepak Eachempati, Marcus W. Hervey, Ba...