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KDD
2008
ACM
140views Data Mining» more  KDD 2008»
16 years 7 months ago
On updates that constrain the features' connections during learning
In many multiclass learning scenarios, the number of classes is relatively large (thousands,...), or the space and time efficiency of the learning system can be crucial. We invest...
Omid Madani, Jian Huang 0002
KDD
2006
ACM
136views Data Mining» more  KDD 2006»
16 years 7 months ago
Very sparse random projections
There has been considerable interest in random projections, an approximate algorithm for estimating distances between pairs of points in a high-dimensional vector space. Let A Rn...
Ping Li, Trevor Hastie, Kenneth Ward Church
KDD
2006
ACM
157views Data Mining» more  KDD 2006»
16 years 7 months ago
Using structure indices for efficient approximation of network properties
Statistics on networks have become vital to the study of relational data drawn from areas such as bibliometrics, fraud detection, bioinformatics, and the Internet. Calculating man...
Matthew J. Rattigan, Marc Maier, David Jensen
CHI
2007
ACM
16 years 7 months ago
Exploring and reducing the effects of orientation on text readability in volumetric displays
Volumetric displays, which provide a 360? view of imagery illuminated in true 3D space, are a promising platform for interactive 3D applications. However, presenting text in volum...
Tovi Grossman, Daniel Wigdor, Ravin Balakrishnan
CHI
2005
ACM
16 years 7 months ago
Using treemaps to visualize threaded discussion forums on PDAs
This paper describes a new way of visualizing threaded discussion forums on compact displays. The technique uses squarified treemaps to render the threads in discussion forums as ...
Björn Engdahl, Gary Marsden, Malin Köksa...