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CHI
2009
ACM
14 years 8 months ago
Designing for discovery: opening the hood for open-source end user tinkering
According to the Free Software Movement, the user ought to have "the freedoms to make changes, and to publish improved versions" and "to study how the program works...
Gifford Cheung, Parmit Chilana, Shaun K. Kane, Bra...
KDD
2007
ACM
177views Data Mining» more  KDD 2007»
14 years 8 months ago
Mining optimal decision trees from itemset lattices
We present DL8, an exact algorithm for finding a decision tree that optimizes a ranking function under size, depth, accuracy and leaf constraints. Because the discovery of optimal...
Élisa Fromont, Siegfried Nijssen
KDD
2001
ACM
163views Data Mining» more  KDD 2001»
14 years 8 months ago
The "DGX" distribution for mining massive, skewed data
Skewed distributions appear very often in practice. Unfortunately, the traditional Zipf distribution often fails to model them well. In this paper, we propose a new probability di...
Zhiqiang Bi, Christos Faloutsos, Flip Korn
CHI
2007
ACM
14 years 8 months ago
iStuff mobile: rapidly prototyping new mobile phone interfaces for ubiquitous computing
iStuff Mobile is the first rapid prototyping framework that helps explore new sensor-based interfaces with existing mobile phones. It focuses on sensor-enhanced physical interface...
Rafael Ballagas, Faraz Memon, Rene Reiners, Jan O....
VLDB
2007
ACM
118views Database» more  VLDB 2007»
14 years 7 months ago
Inferring XML Schema Definitions from XML Data
Although the presence of a schema enables many optimizations for operations on XML documents, recent studies have shown that many XML documents in practice either do not refer to ...
Geert Jan Bex, Frank Neven, Stijn Vansummeren