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4 papers · 1 filter
Sailing the Information Ocean with Awareness of Currents: Discovery and Application of Source Dependence
Laure Berti-Equille, Anish Das Sarma, Xin +3
The Web has enabled the availability of a huge amount of useful information, but has also eased the ability to spread false information and rumors across multiple sources, making i…
GMap: Drawing Graphs as Maps
Emden R. Gansner, Yifan Hu, Stephen G. Kobourov
Information visualization is essential in making sense out of large data sets. Often, high-dimensional data are visualized as a collection of points in 2-dimensional space through…
Putting Recommendations on the Map -- Visualizing Clusters and Relations
Emden Gansner, Yifan Hu, Stephen Kobourov +1
For users, recommendations can sometimes seem odd or counterintuitive. Visualizing recommendations can remove some of this mystery, showing how a recommendation is grouped with oth…
Beam Selection Gain Versus Antenna Selection Gain
Dongwoon Bai, Saeed S. Ghassemzadeh, Robert R. Miller +1
We consider beam selection using a fixed beamforming network (FBN) at a base station with array antennas. In our setting, a Butler matrix is deployed at the RF stage to form $M…