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» The use of industrial-strength formal methods
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KDD
2007
ACM
165views Data Mining» more  KDD 2007»
16 years 4 days ago
Efficient and effective explanation of change in hierarchical summaries
Dimension attributes in data warehouses are typically hierarchical (e.g., geographic locations in sales data, URLs in Web traffic logs). OLAP tools are used to summarize the measu...
Deepak Agarwal, Dhiman Barman, Dimitrios Gunopulos...
KDD
2007
ACM
191views Data Mining» more  KDD 2007»
16 years 4 days ago
Modeling relationships at multiple scales to improve accuracy of large recommender systems
The collaborative filtering approach to recommender systems predicts user preferences for products or services by learning past useritem relationships. In this work, we propose no...
Robert M. Bell, Yehuda Koren, Chris Volinsky
CHI
2001
ACM
16 years 2 days ago
Layered participatory analysis: new developments in the CARD technique
CARD (Collaborative Analysis of Requirements and Design) is an influential technique for participatory design and participatory analysis that is in use on three continents. This p...
Michael J. Muller
POPL
2006
ACM
16 years 1 days ago
A virtual class calculus
Virtual classes are class-valued attributes of objects. Like virtual methods, virtual classes are defined in an object's class and may be redefined within subclasses. They re...
Erik Ernst, Klaus Ostermann, William R. Cook
181
Voted
POPL
2005
ACM
16 years 1 days ago
Permission accounting in separation logic
A lightweight logical approach to race-free sharing of heap storage between concurrent threads is described, based on the notion of permission to access. Transfer of permission be...
Richard Bornat, Cristiano Calcagno, Peter W. O'Hea...